Product Reviews and Information for Kidney Disease, Chronic Kidney Disease (CKD)
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CL Answer
Are people with kidney disease at risk of getting too much potassium if they take a multivitamin? Which multivitamins are best for people with kidney disease?
Learn if people with kidney disease are at increased risk of getting too much potassium from multivitamins, find out which multivitamins do not contain potassium, and learn what other products should be avoided by people restricting potassium intake.
![Multivitamins on pharmacy shelf](https://cdn.consumerlab.com/images/answers/4772_image.jpg?size=small)
CL Answer
Does ergothioneine help prevent age-related problems such as impaired cognition, Alzheimer’s disease, Parkinson’s disease or cataract, and is it safe?
Learn about ergothioneine and its potential use for cognitive impairment, dementia, Alzheimer's disease, Parkinson's disease, cataract, or kidney disease, as well as its safety and cost of supplements containing this ingredient.
![Various types of mushrooms that contain ergothioneine in a wooden bowl on a wooden countertop](https://cdn.consumerlab.com/images/answers/4768_image.jpg?size=small)
CL Answer
Can vitamins or other supplements cause a change in the ability to taste, or even a loss of taste?
Find out if supplements or vitamin deficiencies can cause changes in taste, loss of taste or smell. Information about vitamin D, zinc, vitamins A, B6, B12 and others. Plus medications and medical conditions that can alter taste and smell. ConsumerLab.com's answer explains.
![Vitamin Deficiency, Supplements and Loss of Taste? -- man with salad looking disinterested, unhappy](https://cdn.consumerlab.com/images/answers/4633_image.jpg?size=small)
CL Answer
I've been taking a Daily Advantage multi but am now concerned by the very high % DV for vitamin C (833% DV), niacin (325% DV), and B vitamins (over 1,000% DV for several). What do you think?
Learn about the safety of taking multivitamins containing far more than Daily Values, including upper and lower limits for nutrients.
CL Answer
Does urolithin A reduce age-related muscle decline or improve osteoarthritis?
Find out if urolithin A may improve age-related muscle decline and learn about its safety.
![Older couple walking together to exercise](https://cdn.consumerlab.com/images/answers/4775_image.jpg?size=small)
CL Answer
My doctor told me to stop taking supplements because my kidney function was low. After stopping, my kidney function returned to normal. Can taking a lot of supplements really damage the kidneys?
Find out which supplements may damage your kidneys. ConsumerLab explores possible kidney side effects of supplements including chromium, creatine, and vitamin C.
![Can Supplements Really Damage Your Kidneys? -- Woman with kidney pain](https://cdn.consumerlab.com/images/answers/116_image.jpg?size=small)
CL Answer
Does taking one slow-release calcium tablet of 600 mg (such as Citracal) per day pose a risk for heart disease?
Does taking slow release calcium supplement (such as Citracal slow release) pose a risk for heart attack or kidney stones?
CL Answer
Is MitoQ a better form of CoQ10?
MitoQ information, including how it is absorbed in the body and how it compares to CoQ10.
![Is MitoQ a better CoQ10? -- bottle of MitoQ](https://cdn.consumerlab.com/images/answers/1226_image.jpg?size=small)
CL Answer
Which supplements and foods reduce or increase the risk of kidney stones?
Find out which supplements, foods and beverages may increase or decrease the risk of kidney stones, including information about potassium, calcium, choline, turmeric and curcumin, vitamin C, as well as foods and beverages such as green tea, lemon juice, orange juice, cranberry juice, chocolate and almonds.
![Supplements for Kidney Stones](https://cdn.consumerlab.com/images/answers/4771_image.jpg?size=small)
CL Answer
Risks of Too Many Vitamins & Supplements
Taking too many vitamin supplements -- or taking too much of a particular supplement -- can have short and long-term adverse effects.
![Too Many Vitamins](https://cdn.consumerlab.com/images/answers/4812_image.jpg?size=small)
Product Review
Potassium Supplements Review
Be Careful with Potassium Supplements! Problems Found. Tests and Reviews of Potassium Supplements & CL's Top Picks.
![Potassium Supplements reviewed by ConsumerLab.com](https://cdn.consumerlab.com/images/review/335_image_hires_potassium-supplements-reviewed-by-consumerlab-2021.jpg?size=small)
CL Answer
Do "lite" salts and salt substitutes containing potassium help lower blood pressure and reduce heart risks? Are they safe?
Find out if replacing regular salt with "lite" salt or salt substitutes, such as Morton Lite Salt, Morton Salt Substitute, NoSalt Original Sodium Free Salt Alternative, and MySalt, helps to reduce blood pressure, or decrease the risk of heart attack and stroke. Plus, learn about the safety and side effects associated with salt substitutes, drug interactions, and more.
![Lite Salt and Salt Substitutes with Potassium -- Salt Shaker](https://cdn.consumerlab.com/images/answers/4761_image.jpg?size=small)
CL Answer
Can white kidney bean extract really help me lose weight?
Does white kidney bean extract help promote weight loss? Find out more including evidence from clinical studies and dosage.
![White Kidney Bean Extract and Weight Loss -- White kidney beans](https://cdn.consumerlab.com/images/answers/93_image.jpg?size=small)
CL Answer
What are the health effects of apigenin and is it safe?
Apigenin, a flavonoid compound, is promoted for sleep, depression, cancer, and other conditions. Find out if it works and if it's safe.
![Apigenin capsules on wooden spoon along with a chamomile flower](https://cdn.consumerlab.com/images/answers/4832_image.jpg?size=small)
CL Answer
Can lemon juice, lemonade, or other juices reduce my chances of getting kidney stones?
Information about lemon juice, lemonade, orange juice, cranberry juice and other juices for increasing urinary citrate and reducing the risk of kidney stones.
![Lemon juice for kidney stones? -- glass of lemon juice and lemons](https://cdn.consumerlab.com/images/answers/4405_image.jpg?size=small)
CL Answer
Can taking certain forms of potassium, such as potassium citrate, reduce my chances of getting kidney stones? I've read a study that says it can, but it's unclear how much I should take.
Potassium citrate for kidney stones - can it help? Find out if you can reduce the risk of kidney stones with Potassium citrate.
CL Answer
Body Odor: Supplements & Foods That May Help, or Make It Worse
Some people with adequate personal hygiene still experience body odor. Learn if taking supplements such as activated charcoal, champignon extract, copper chlorophyllin, L-carnitine, N-acetyl cysteine (NAC), or other ingredients might help or make body odor worse.
![Woman holding her nose and pointing to a man with body odor](https://cdn.consumerlab.com/images/answers/4830_image.jpg?size=small)
Product Review
Calcium and Bone Health Supplements Review (Including Vitamins D & K, Magnesium and Boron)
See Which Bone Health Supplements Are Top Picks and Which Fail
![Calcium Review 2024](https://cdn.consumerlab.com/images/review/Bone_Health_2024_1400_x_787.jpg?size=small)
CL Answer
Can cocoa and chocolate cause kidney stones?
Find out if cocoa and chocolate can cause kidney stones, such as calcium oxalate kidney stones, the amount of oxalates found in cocoa powders and chocolate bars, and more. ConsumerLab.com's answer explains.
![Can Cocoa and Chocolate Cause Kidney Stones? -- close-up of cocoa powder and dark chocolate bar](https://cdn.consumerlab.com/images/answers/4654_image.jpg?size=small)
Product Review
Coconut Waters Review
Best Coconut Water? See Our Tests and Comparisons of Popular Brands Looking at Sugar, Electrolytes, Taste and Price.
![Coconut Waters Reviewed by ConsumerLab.com](https://cdn.consumerlab.com/images/review/290_image_hires_coconut-waters-reviewed-by-consumerlab-hires-2022.jpg?size=small)
CL Answer
Can coconut water prevent or dissolve kidney stones?
Find out if coconut water can help prevent kidney stones, or dissolve them, by increasing urinary citrate, or if there are better ways. ConsumerLab.com's answer explains.
![Coconut Waters Reviewed by ConsumerLab.com](https://cdn.consumerlab.com/images/review/290_image_hires_coconut-waters-reviewed-by-consumerlab-hires-2022.jpg?size=small)
CL Answer
Do turmeric and curcumin supplements contain significant amounts of oxalates? Can this increase my risk of kidney stones?
Find out if turmeric and curcumin supplements can increase the risk of kidney stones. ConsumerLab.com's answer explains.
![Oxalate in Turmeric & Curcumin -- turmeric capsules and powder, close-up](https://cdn.consumerlab.com/images/answers/4507_image.jpg?size=small)
CL Answer
Does Alpha Brain really improve memory, focus and cognition?
Find out if Alpha Brain really improves memory, focus and cognition. See the clinical evidence and get details about Alpha Brain ingredients, as well as potential side effects and drug interactions. ConsumerLab.com's answer explains.
![Bottle of Alpha Brain capsules](https://cdn.consumerlab.com/images/answers/4568_image.jpg?size=small)
CL Answer
Can vitamin C or other supplements cause blood in the urine and painful urination?
Find out if vitamin C or other supplements including cranberry, garlic, and vitamin D can cause bloody or painful urination.
![Vitamin C](https://cdn.consumerlab.com/images/answers/38_image.jpg?size=small)
CL Answer
Are red yeast rice supplements legally permitted to contain statins, like lovastatin, since these are drugs?
Learn more about red yeast rice supplements and the varying amounts of lovastatin they contain.
![Red Yeast Rice Supplements and Powder](https://cdn.consumerlab.com/images/answers/3282_image.jpg?size=small)
CL Answer
Are lithium orotate supplements as effective and safe as prescription lithium for bipolar disease and depression?
Lithium orotate supplement info, including proper dosage, safety, and how lithium orotate supplements compare to prescription lithium for bipolar disease and depression.
![Lithium Orotate Supplement Bottle](https://cdn.consumerlab.com/images/answers/4410_image.jpg?size=small)
CL Answer
Does cat’s claw have any health benefits and is it safe?
Cat's claw is promoted for numerous conditions, including arthritis (including osteoarthritis and rheumatoid arthritis), Alzheimer's disease, viral infections, boosting immune response to vaccination, and reducing side effects of chemotherapy. Find out if it works and if it's safe.
![Cats claw extract capsules in a bowl on a table](https://cdn.consumerlab.com/images/answers/4828_image.jpg?size=small)
CL Answer
What is Noopept? Can it really improve memory and cognition, and is it safe?
Learn more about Noopept, including results from clinical studies on cognition, safety, and dosage.
CL Answer
Do detox supplements work and are they safe?
Detox supplements are promoted for removing toxins such as heavy metals from the body, but does research support their use and are such supplements safe?
![Woman holding detox supplements in the palm of her hand over various fruits and vegetables on a table](https://cdn.consumerlab.com/images/answers/4847_image.jpg?size=small)
CL Answer
Does taking creatine affect tests for creatinine in urine samples or creatine kinase in blood samples?
Find out if creatine can affect creatinine levels and kidney function and whether creatine affects creatine kinase activity, a measure of muscle injury.
![scoop of creatine with creatine powder on table](https://cdn.consumerlab.com/images/answers/4696_image.jpg?size=small)
CL Answer
Does Restore (Biomic Sciences LLC) really improve gut health? What is in Restore?
Learn more about Restore, including clinical studies on gut health, dosage, cost, and safety.
![](https://cdn.consumerlab.com/images/answers/4353_image.jpg?size=small)
CL Answer
Are cranberry supplements helpful for men? Can they help with symptoms of an enlarged prostate, prostatitis, or urinary tract infections?
Learn more about how cranberry pills, cranberries, cranberry juice and supplements can help prevent urinary tract infections.
![Cranberry Supplements for Men? -- Bottle of cranberry capsules](https://cdn.consumerlab.com/images/answers/4403_image.jpg?size=small)
Product Review
Low-Dose Lithium Supplements Review
Choose the Best Low-Dose Lithium Supplement. CL Tests Reveal Which Low-Dose Lithium Supplements Offer the Best Quality and Value.
![Very Low Lithium Supplements Reviewed by ConsumerLab.com](https://cdn.consumerlab.com/images/review/258_image_hires_low-dose-lithium-supplements-reviewed-by-consumerlab-hires-2020.jpg?size=small)
Product Review
Vitamin C Supplements Review
Find the Best Vitamin C Supplements
![Vitamin C Review 2023](https://cdn.consumerlab.com/images/review/Vitamin_C_2023_1400_x_787_FINAL.jpg?size=small)
CL Answer
Are L-carnosine supplements helpful and safe?
Learn about the potential health benefits of L-carnosine, as well as possible safety concerns, drug interactions and cost.
![Capsules with white powder and spoon holding white powder on white background](https://cdn.consumerlab.com/images/answers/4786_image.jpg?size=small)
CL Answer
What are the side effects of magnesium supplements?
Info on magnesium supplement side effects, such as stomach upset, nausea and diarrhea. Learn about magnesium dosage, safety and drug interactions. ConsumerLab.com answer explains.
![Magnesium Side Effects -- Magnesium supplements](https://cdn.consumerlab.com/images/answers/4558_image.jpg?size=small)
CL Answer
How much magnesium do I need and how much magnesium from supplements is too much?
Find out how much magnesium you should be getting on a daily basis, signs of magnesium deficiency, and how much magnesium is too much, particularly from magnesium supplements and laxatives containing magnesium. Find out the side effects and potential adverse effects of too much magnesium.
![Magnesium Review 2024](https://cdn.consumerlab.com/images/review/Magnesium_2024_1400_x787_002.jpg?size=small)
Product Review
NAD Booster Supplements Review (NAD+/NADH, Nicotinamide Riboside, and NMN)
How Important Is Boosting NAD+ Levels? Find Out and Learn How Booster Supplements Compare.
![NAD Boosters (NAD+/NADH, Nicotinamide Ribose, and NMN)](https://cdn.consumerlab.com/images/review/345_image_hires_nad-supplements-reviewed-by-consumerlab.com-hires-2021.jpg?size=small)
CL Answer
Are antioxidant supplements good or bad for you?
Learn more about whether antioxidants like astaxanthin, beta-carotene, coenzyme Q10, curcumin, resveratrol, selenium, vitamin A, vitamin C and vitamin E are safe and if they help prevent chronic diseases.
![Can Antioxidants Cause You to Die Sooner? -- antioxidant supplements and carrots](https://cdn.consumerlab.com/images/answers/19_image.jpg?size=small)
CL Answer
What' the Best Way to Take Vitamin B-12? Dosage and Absorption Tips
Discover the optimal dosage and ways to take vitamin B-12, an essential nutrient, for better absorption and effectiveness and learn about possible side effects.
![Vitamin B12 Dosage, Benefits, Uses & Deficiency -- B12 Bottle and Tablets](https://cdn.consumerlab.com/images/answers/4481_image.jpg?size=small)
CL Answer
How much calcium from supplements is too much?
Too much calcium per day - how much is too much? Learn about the recommended daily intake from food & supplements and why taking too much calcium can be harmful.
![Calcium Review 2024](https://cdn.consumerlab.com/images/review/Bone_Health_2024_1400_x_787.jpg?size=small)
Product Review
Magnesium Supplements Review (Including Calcium, Vitamins D & K, and Boron)
Find Out What Magnesium Does, Who Needs It, and Our Top Picks Among Supplements
![Magnesium Review 2024](https://cdn.consumerlab.com/images/review/Magnesium_2024_1400_x787_002.jpg?size=small)
CL Answer
Do electrolyte supplements, like Pedialyte, help with hangovers?
Find out if electrolyte supplements and drinks, like Pedialyte, help with hangovers. See the clinical evidence about the effects of drinking alcohol on the balance of electrolytes such as sodium and potassium, plus, other tips for staying hydrated.
![Hangover Pic](https://cdn.consumerlab.com/images/answers/4800_image.jpg?size=small)
Product Review
Turmeric and Curcumin Supplements and Spices Review
See Our Top Picks Among Turmeric Products
![](https://cdn.consumerlab.com/images/review/386_image_hires_curcuminoids-in-turmeric-supplements-and-spices-2023.jpg?size=small)
Clinical Update
11/11/2021
Multivitamins and Kidney Disease
People with chronic kidney disease are often advised to limit their intake of an ingredient that, they may not realize, is common in multivitamins. Learn more in the ConsumerTips section of the Multivitamin and Multimineral Supplements Review.
Clinical Update
5/31/2024
Have Kidney Disease? Watch What’s In Your Water
People with chronic kidney disease are particularly susceptible to the toxic effects of heavy metals. Even low levels of lead in drinking water may be harmful, according to a recent study. See our Water Filter Pitchers Review for details. Also see our Top Picks among water filter pitchers.
CL Answer
Do any drugs prevent or treat COVID-19?
Learn more about drugs for preventing and treating COVID-19, including who can receive these treatments, when the treatments should be initiated, and which appear to be effective against Omicron variants.
![REGEN-COV](https://cdn.consumerlab.com/images/answers/4749_image.jpg?size=small)
CL Answer
Can beetroot juice improve my workout performance?
Find out if beetroot juice can help improve exercise endurance or performance, how it works, the clinical evidence, and cautions.. ConsumerLab.com's answer explains.
![Beetroot juice and exercise performance - glass of beetroot juice](https://cdn.consumerlab.com/images/answers/4544_image.jpg?size=small)
CL Answer
Is it possible to take too much vitamin C?
Find out the daily value of vitamin C, along with possible side effects of excessive vitamin C intake. ConsumerLab explores the topic of proper vitamin C supplement usage, and why taking too much can be harmful.
![Bottles of vitamin C pills](https://cdn.consumerlab.com/images/answers/1227_image.jpg?size=small)
CL Answer
Which supplements can help treat anemia? Do any supplements cause a low red blood cell count?
Find out which vitamin and nutrient supplements can help prevent and treat anemia in people who are nutrient deficient and learn which supplements may cause low blood cell counts, especially when used in excess.
![Woman holding various vitamins and supplements in her hands](https://cdn.consumerlab.com/images/answers/4714_image.jpg?size=small)
CL Answer
Which supplements reduce the risk of stroke? Which increase the risk of stroke?
Find out which supplements (may help reduce the risk of stroke/might increase the risk of stroke.)
![Stroke Spelled on Wooden Blocks Against Blue Background](https://cdn.consumerlab.com/images/answers/4460_image.jpg?size=small)
Product Review
Red Yeast Rice Supplements Review
50% of Red Yeast Rice Supplements "NOT APPROVED" in CL Tests
![](https://cdn.consumerlab.com/images/review/361_image_hires_red-yeast-rice-supplements-reviewed-by-consumerlab-hires-2022.jpg?size=small)
CL Answer
It is okay to add milk to green tea?
Find out if adding milk to green tea decreases the health benefits of green tea, reduces the bioavailability of tea catechins such as EGCG or has other effects. ConsumerLab.com's answer explains.
![Adding milk to green tea? --cup of green tea with milk](https://cdn.consumerlab.com/images/answers/4623_image.jpg?size=small)
Product Review
Choline and Lecithin Supplements Review (Including Phosphatidylcholine, CDP-Choline, and Alpha-GPC)
Choose the Best Choline Supplement. Find Out How Much Choline Popular Supplements Really Provide.
![](https://cdn.consumerlab.com/images/review/343_image_hires_choline-supplements-reviewed-by-consumerlab-hires-2021.jpg?size=small)
CL Answer
Is Hershey's Special Dark better than other dark chocolate bars or cocoa powders?
Find out if Hershey's Special Dark Chocolate bar is better than other dark chocolate bars or cocoa powders, including flavanol content, contamination with lead or cadmium and other tests of quality. ConsumerLab.com's answer explains.
![Chocolate Bar](https://cdn.consumerlab.com/images/answers/4500_image.jpg?size=small)
CL Answer
Do any supplements help with gum disease or periodontitis?
Supplements for healthy gums may help with gum disease or periodontitis. Learn more about omega fatty acids, lycopene, and probiotics.
![Smiling Woman Taking White Supplement with Glass of Water](https://cdn.consumerlab.com/images/answers/1234_image.jpg?size=small)
CL Answer
10 Supplements That May Help Reduce Nighttime Urination (And 5 That May Not)
Waking up more than once during the night to use the bathroom? Learn more about the 9 supplements that may help and 5 others that don't.
![A toilet in an empty bathroom at night](https://cdn.consumerlab.com/images/answers/4806_image.jpg?size=small)
CL Answer
My doctor warned me that red yeast rice can cause liver damage - is that true?
Can red yeast rice cause liver damage? More information on its effects, including possible danger to the liver and kidneys.
![Red Yeast Rice Tablets on White Background](https://cdn.consumerlab.com/images/answers/3322_image.jpg?size=small)
CL Answer
Do diamine oxidase (DAO) supplements for histamine intolerance really work?
DAO supplement info for histamine intolerance, including diamine oxidase safety, evidence from clinical studies, and dosage.
![Person in Pink Shirt Scratching Arm](https://cdn.consumerlab.com/images/answers/105_image.jpg?size=small)
CL Answer
Is it true that calcium citrate increases the absorption of aluminum?
Find out how calcium citrate can impact the absorption of aluminum in your body and if this is a problem for your health.
![Calcium Citrate Pills in Bottle](https://cdn.consumerlab.com/images/answers/4467_image.jpg?size=small)
Product Review
Inactive Ingredients / Excipients in Supplements
Find Out Why Coloring Agents, Sweeteners, Fillers & Other Inactive Ingredients Are In Your Supplements and If They're Safe.
![](https://cdn.consumerlab.com/images/review/63_image_hires_inactive-ingredients-supplements-reviewed-by-consumerlab-hires-2020.jpg?size=small)
Product Review
Muscle & Workout Supplements Review (Creatine and Branched-chain Amino Acids)
Do Creatine and BCAAs Really Improve Strength and Recovery?
![](https://cdn.consumerlab.com/images/review/383_image_hires_bcaas-and-creatine-supplements-reviewed-by-consumerlab-hires-2023.jpg?size=small)
CL Answer
What B-vitamin complex do you recommend for older people?
Vitamin B complex supplement recommendations, benefits and top rated brands for older people and all ages.
![B Vitamins](https://cdn.consumerlab.com/images/answers/4455_image.jpg?size=small)
CL Answer
Best Supplements to Prevent Age-Related Muscle Loss
Discover the top supplements to prevent age-related muscle loss after 60. Learn how protein, fish oil, vitamin D, and more can help maintain muscle strength and combat sarcopenia.
![](https://cdn.consumerlab.com/images/review/363_image_hires_protein-powders-reviewed-by-consumerlab-member-2022.jpg?size=small)
CL Answer
Are there side effects from collagen supplements?
Find out if there are collagen side effects from supplements (collagen hydrolysate, collagen peptides, etc.) such as nausea, constipation, skin rash and others. ConsumerLab.com's answer explains.
![Collagen Supplement Side Effects -- woman with stomach pain](https://cdn.consumerlab.com/images/answers/4625_image.jpg?size=small)
CL Answer
Is kratom too dangerous to use?
Find out if kratom is safe/legal to use, including potential adverse effects, such as agitation, rapid heartbeat, nausea, drowsiness, seizures, and possible drug interactions.
![Is kratom safe? Is it legal? -- Kratom leaf and pills](https://cdn.consumerlab.com/images/answers/4635_image.jpg?size=small)
CL Answer
Which supplements and foods can help treat constipation?
Find out which supplements and foods can help for constipation, including fiber, flaxseed, probiotics, magnesium and fruit.
![Supplements for Constipation](https://cdn.consumerlab.com/images/answers/4363_image.jpg?size=small)
CL Answer
Is it safer to get calcium from foods than from supplements? How about from calcium-fortified orange juice and non-dairy milks?
Information on getting calcium naturally through food like calcium-fortified orange juice or through calcium supplements.
![Calcium-Fortified Foods & Supplements -- bottle of calcium-fortified orange juice](https://cdn.consumerlab.com/images/answers/2253_image.jpg?size=small)
CL Answer
Dandelion Tea & Supplements: Health Benefits and Safety
Find out about the potential health benefits of dandelion tea and supplements, as well as safety, side effects, and potential drug interactions.
![A cup of dandelion root tea on wooden background](https://cdn.consumerlab.com/images/answers/4776_image.jpg?size=small)
CL Answer
What is Prelief? Does it really help for heartburn and/or bladder pain from acidic foods?
Prelief information, including what it has been claimed to do (such as helping with painful bladder, frequent urination, heartburn or indigestion from acidic foods), clinical evidence, and safety.
CL Answer
Do glutathione supplements work to prevent aging or for other conditions?
Do glutathione supplements help with aging or other conditions such as cancer and diabetes?
![Spoon filled with glutathione supplement capsules and held over a white plate](https://cdn.consumerlab.com/images/answers/4469_image.jpg?size=small)
CL Answer
What are the health benefits of amla and is it safe?
Learn about amla (Indian gooseberry), including its potential health benefits and possible safety concerns.
![Amla supplement capsules being poured onto a wooden table with amla fruit in the background](https://cdn.consumerlab.com/images/answers/4758_image.jpg?size=small)
Product Review
L-Lysine Supplements Review
Read L-Lysine Labels Carefully. Some Can Fool You.
![](https://cdn.consumerlab.com/images/review/390_image_hires_l-lysine-supplements-reviewed-by-consumerlab-hires-2023.jpg?size=small)
Clinical Update
2/10/2023
Magnesium and Artery Calcification
Did magnesium supplementation slow coronary artery calcification in people with chronic kidney disease? See what a recent study found in the What It Does section of our Magnesium Supplements Review, which includes our Top Picks for magnesium.
Also see: Which supplements or foods can help lower cholesterol and keep my heart healthy? Are there any to avoid?
CL Answer
How do the COVID-19 vaccines compare in terms of efficacy, safety and side effects? How, when and where do I get the COVID-19 vaccine?
Find out how the COVID-19 vaccines from Pfizer and Moderna compare and learn how when and where you can get the COVID-19 vaccine.
![Older woman getting an injection](https://cdn.consumerlab.com/images/answers/4706_image.jpg?size=small)
CL Answer
Can taking too much vitamin B-12 be dangerous? The label on my B-complex states it contains 50,000% of the Daily Value!
Find out the daily value for vitamin B-12 and the potential side effects of taking too much B-12. ConsumerLab explains why taking too much vitamin B-12 can be harmful.
![The danger of taking too much vitamin B-12 -- bottle of vitamin B-12 with pills on the table spelling out 'B-12'](https://cdn.consumerlab.com/images/answers/156_image.jpg?size=small)
Product Review
Baobab Dried Fruit Pulp Review Article
What Are the Benefits of Baobab Dried Fruit Pulp? Find Out What's In Baobab Super Fruit Products, Safety, Side Effects & More.
![Baobab Dried Fruit Pulp Reviewed by ConsumerLab.com](https://cdn.consumerlab.com/images/review/127_image_hires_baobab-supplements-reviewed-by-consumerlab-hires-2020.jpg?size=small)
Product Review
Acetyl-L-Carnitine Supplements Review
Choose the Best Acetyl-L-Carnitine Supplement. Don't Overpay! CL Identifies Quality Acetyl-L-Carnitine Supplements at the Best Value.
![Acetyl-L-Carnitine Supplements Tested by ConsumerLab.com](https://cdn.consumerlab.com/images/review/148_image_hires_acetyl-l-carnitine-supplements-reviewed-by-consumerlab-hires-2020%20(1).jpg?size=small)
Product Review
Lion's Mane and Chaga Supplements Review
Read Labels Carefully -- Many Can Mislead
![Lion's Mane and Chaga Supplements tested by ConsumerLab.com](https://cdn.consumerlab.com/images/review/367_image_hires_lions-mane-and-chaga-supplements-reviewed-by-consumerlab-hires-2022.jpg?size=small)
CL Answer
What is lumbrokinase, does it have heart benefits, is it safe, and what should you look for, or avoid, in a lumbrokinase supplement?
Lumbrokinase is marketed as promoting healthy circulation and supporting heart health. Find out how and if lumbrokinase supplements actually work, possible safety concerns, and what to consider when choosing a lumbrokinase supplement.
![Capsules of lumbrokinase poured onto a black table](https://cdn.consumerlab.com/images/answers/4843_image.jpg?size=small)
CL Answer
Which vitamins and supplements should be stopped before getting blood work and laboratory tests?
Find out which vitamins and supplements can interfere with blood, urine or stool tests, and imaginging tests. Learn how B vitamins such as biotin, niacin and riboflavin, as well as calcium supplements, St. John’s wort, vitamin C, and others supplements can affect test results, as well as common foods that may interfere with tests.
![Vitamin & Supplements to Stop Before Blood Tests](https://cdn.consumerlab.com/images/answers/4798_image.jpg?size=small)
CL Answer
How much calcium do you need each day, what forms are best, and how much is too much?
Learn about the recommended daily intake of calcium from food & supplements and why taking too much can be harmful. Also, learn about the forms of calcium that are available and which are best.
![None](https://cdn.consumerlab.com/images/answers/4701_image.jpg?size=small)
CL Answer
Do any supplements help treat or reduce the pain of plantar fasciitis (heel pain)?
Plantar fasciitis causing heel pain has, in rare cases, been reported as a symptom of vitamin D deficiency. Other supplements that have been proposed to help include vitamin C, zinc, curcumin (from turmeric), bromelain, collagen and glucosamine. Find out what the evidence shows, and what other treatments may help.
![Supplements for Plantar Fasciitis -- Woman With Heel Pain](https://cdn.consumerlab.com/images/answers/4753_image.jpg?size=small)
CL Answer
Do any supplements or foods benefit people with Crohn's disease? Are there any supplements that should be avoided?
Find out the most common vitamin and mineral deficiencies in people with Crohn's disease, including iron, B6, B12, vitamin D, zinc and others, plus evidence for N-acetyl-glucosamine (NAG), fish oil, and curcumin.
![Supplements for Crohn's Disease -- Crohn's Disease Written on Notepad, Pills](https://cdn.consumerlab.com/images/answers/4744_image.jpg?size=small)
CL Answer
Which supplements or foods can help lower cholesterol and keep my heart healthy? Are there any to avoid?
Information about heart health supplements & vitamins that help with cholesterol, including sterol esters, CoQ10, and vitamin D, and which may be bad for the heart, like calcium.
![](https://cdn.consumerlab.com/images/answers/82_image.jpg?size=small)
CL Answer
Can taking too much vitamin B-6 be dangerous?
Find out if multivitamins contain excessive amounts of B-6, how much B-6 is too much, and symptoms of toxicity and overdose.
![Vitamin tablets placed on a table to spell B6](https://cdn.consumerlab.com/images/answers/154_image.jpg?size=small)
CL Answer
8 Supplements That May Help Treat Peptic Ulcers – And Some to Avoid
Peptic ulcers caused by H. pylori infection are typically treated with antibiotics, but certain supplements may also help. Find out which 8 supplements might be beneficial - and which should be avoided.
![Supplements for peptic ulcer disease - young man with stomachache](https://cdn.consumerlab.com/images/answers/4685_image.jpg?size=small)
CL Answer
Can supplements help me lose weight?
Learn more about weight loss supplements, including our lab test results and product comparisons.
![Supplements to Lose Weight](https://cdn.consumerlab.com/images/answers/165_image.jpg?size=small)
CL Answer
What are the side effects of red yeast rice?
Find out which side effects can be caused by red yeast rice supplements that are taken to lower cholesterol levels. ConsumerLab.com's answer explains.
![](https://cdn.consumerlab.com/images/review/361_image_hires_red-yeast-rice-supplements-reviewed-by-consumerlab-hires-2022.jpg?size=small)
CL Answer
What is shilajit? Does it have any proven health benefits, and is heavy metal contamination a concern?
Shilajit information, including its potential health benefits, safety, proper doses and impact on male health.
![Shilajit Health Benefits -- blister pack of shilajit tablets](https://cdn.consumerlab.com/images/answers/4401_image.jpg?size=small)
CL Answer
Does Z-Stack multivitamin work to boost the immune system, and is it safe?
Find out about Z-Stack, including if it can help boost the immune system and if it is safe to use at the suggested dose.
![A bottle of Z-Stack capsules](https://cdn.consumerlab.com/images/answers/4755_image.jpg?size=small)
CL Answer
A tea called Throat Coat made me lethargic and I was found to have low potassium. Is this a known problem? I was drinking 5 cups a day.
Throat Coat tea information, including licorice root content, potassium loss, and symptoms such as lethargy, increased blood pressure and fluid retention. ConsumerLab.com's answer explains.
![Throat Coat Tea and Potassium Loss -- box of Throat Coat tea](https://cdn.consumerlab.com/images/answers/4632_image.jpg?size=small)
CL Answer
Which supplements and foods help with gout and which may worsen it?
Find out about the effects on uric acid levels and gout of fish and fish oil, coffee, beer, animal meat, milk proteins, vegetable proteins, fructose, lemon juice, tart cherry juice, vitamin A, vitamin C, and niacin
![Woman with gout pain rubbing her foot near the big toe](https://cdn.consumerlab.com/images/answers/4382_image.jpg?size=small)
CL Answer
Do any supplements help with COVID-19? Do supplements like vitamin D, zinc, vitamin C, or herbals work?
Find out if natural remedies & supplements for coronavirus such as zinc, vitamin C, garlic, or elderberry help to prevent or treat COVID-19.
![Supplements for Coronavirus (COVID-19)? -- mask and pills](https://cdn.consumerlab.com/images/answers/4669_image.jpg?size=small)
CL Answer
How does Athletic Greens’ AG1 compare to multivitamins and Greens powders? Is AG1 worth it?
ConsumerLab reviews the ingredients in AG1, its safety and possible side effects, and how AG1 compares to other products.
![A pouch of AG1 on white background](https://cdn.consumerlab.com/images/answers/4805_image.jpg?size=small)
CL Answer
Can N-acetyl-glucosamine (NAG) really help improve symptoms of bowel disease such as Crohn's disease or ulcerative colitis, or irritable bowel syndrome (IBS)?
Find out if N-acetyl-glucosamine (NAG) can help improve symptoms of bowel disease such as Crohn's disease or ulcerative colitis, or irritable bowel syndrome (IBS).
![Woman Holding Stomach from Pain](https://cdn.consumerlab.com/images/answers/4446_image.jpg?size=small)
CL Answer
The maker of my multivitamin says it doesn't include folic acid because too much from supplements can be harmful. Is that true?
Learn more about the harmful effects from too much folic acid, including increased risk of prostate cancer and kidney damage.
![Harm from Too Much Folic Acid ? -- Multivitamin bottle and label](https://cdn.consumerlab.com/images/answers/135_image.jpg?size=small)
CL Answer
What is hydrogen water? Is it beneficial for alertness, athletic performance, arthritis or other conditions, and is it safe?
Find out if hydrogen water has benefits with regard to alertness, side effects of radiotherapy in cancer patients, metabolic syndrome, athletic performance, rheumatoid arthritis, liver disease, and other conditions, and learn if it is safe to use.
![Portable hydrogen water generator](https://cdn.consumerlab.com/images/answers/4747_image.jpg?size=small)
CL Answer
Should I be concerned about pyrrolizidine alkaloids in herbal supplements?
Find out which herbal supplement ingredients contain pyrrolizidine alkaloids (PAs), learn why these constituents are a safety concern, and find out how supplements containing these ingredients are regulated in the U.S. and Europe.
![Herbal capsules being poured out of supplement container onto table](https://cdn.consumerlab.com/images/answers/4789_image.jpg?size=small)
CL Answer
What are the health benefits of D-ribose and is it safe?
Find out if D-ribose supplementation is beneficial for heart failure, exercise performance, and fibromyalgia and learn if it is safe.
![Two measuring scoops and capsules of D-ribose on black countertop](https://cdn.consumerlab.com/images/answers/4822_image.jpg?size=small)
CL Answer
What are trace minerals and do I need them?
Trace minerals include boron, chromium, copper, iodine, iron, manganese, molybdenum, nickel, zinc, and others. Find out what they do, how much of each trace mineral you should be getting, and who's most likely to be deficient in these minerals.
![Trace Minerals - What are they and do you need them?](https://cdn.consumerlab.com/images/answers/158_image.png?size=small)
CL Answer
Can psyllium help control hunger and appetite?
Learn more about psyllium (found in Metamucil), including effects on appetite and hunger control, results from clinical studies and safety.
![Psyllium](https://cdn.consumerlab.com/images/answers/4341_image.jpg?size=small)
CL Answer
What are the health benefits of green tea, and is it safe?
ConsumerLab explains green tea's potential health benefits for everything from fighting cancer to helping your heart.
![Cup of green tea with dried tea leaves](https://cdn.consumerlab.com/images/answers/3289_image.jpg?size=small)
CL Answer
Can curcumin help prevent or improve symptoms of Alzheimer's disease?
Information on studies of the evidence around the effects of turmeric/curcumin and Alzheimer's.
CL Answer
Can a probiotic help men with prostatitis?
Learn more about prostatitis, the effects of probiotics on prostatitis, and other natural treatments.
CL Answer
Can eating almonds reduce wrinkles?
Find out if eating almonds can reduce wrinkles or improve aging skin.
![Eating Almonds to Reduce Wrinkles? -- woman with handful of almonds](https://cdn.consumerlab.com/images/answers/4660_image.jpg?size=small)
CL Answer
What are the health benefits of dark chocolate?
Information on the health benefits of dark chocolate, including how dark chocolate may improve heart health, decrease blood sugar levels and more. ConsumerLab.com's answer explains.
![The Benefits of Dark Chocolate -- Dark chocolate, cocoa powder and stethoscope](https://cdn.consumerlab.com/images/answers/4577_image.jpg?size=small)
CL Answer
The distributor of my cacao powder says it checks for "metal fragments" in its products. Is this adequate to check for heavy metals, like cadmium and lead, that you've found in cocoas and chocolates?
Find out if tests such as foreign metal detection can show if cocoa powders and chocolate products are contaminated with heavy metals such as cadmium and lead. See amounts of these toxic heavy metals were found in cocoa and chocolate products tested by ConsumerLab.com
![](https://cdn.consumerlab.com/images/review/371_image_hires_cocoa-and-chocolate-flavanol-supplements-reviewed-by-consumerlab-nonmember-2022.jpg?size=small)
CL Answer
Do supplements help with Parkinson’s disease treatment or prevention?
Learn what has been shown with vitamins D and E, niacin, CoQ10, melatonin, creatine, SAMe, NAC, valerian, CoQ10, and CBD, as well as with coffee and the Mediterranean and MIND diets for treating and/or preventing Parkinson's disease.
![Elderly man with parkinsons holding trembling hand while eating](https://cdn.consumerlab.com/images/answers/4711_image.jpg?size=small)
CL Answer
Can collagen or gelatin (including gelatin capsules) be contaminated the infectious agent that causes "mad cow disease"?
Find out if collagen and gelatin (including gelatin capsules) derived from cows might be contaminated with the agent that causes "mad cow disease."
![A spoon filled with collagen powder and another spoon filled with gelatin softgels](https://cdn.consumerlab.com/images/answers/4826_image.jpg?size=small)
Clinical Update
12/04/2017
What NAC (N-Acetylcysteine)
NAC is both a supplement and a drug used to treat conditions ranging from flu and chronic bronchitis to compulsive behavior. A recent study evaluated its use in preventing kidney injury during angiography (imaging of blood vessels). Get the results and learn more in the "What It Does" section of the NAC (N-Acetylcysteine) Supplements Review >> Also see our top choices among NAC supplements.
Clinical Update
8/26/2020
Vitamin K & Heart Health
Can taking vitamin K supplements improve vascular stiffness or lower blood pressure in people with kidney disease? Find out what a recent study showed in the What It Does section of our Vitamin K Supplements Review. Also see our Top Picks for vitamin K.
Clinical Update
9/09/2022
Kidney Stone Supplements
Find out how kidney stone supplements compare and learn about concerns with some of them in our article about Supplements, Foods, and Kidney Stones.
Clinical Update
5/12/2020
Low-Cal Orange Juice For Kidney Stones?
Increasing citrate intake may reduce the risk of kidney stones. Find out how effective low-cal orange juice is at increasing citrate in our answer to the question: Can lemon juice, lemonade, or other juices reduce my chances of getting kidney stones?
Clinical Update
12/09/2018
Vitamin C and Kidney Damage
High doses of vitamin C can cause kidney stones and damage kidneys. People with certain diets or medical conditions may be more prone to these problems. Get the details, including those of a recent case, in the Concerns and Cautions section of the Vitamin C Supplements Review.
Clinical Update
7/31/2021
Juices for Kidney Stones?
Are cranberry juice or apple cider vinegar good sources of citrate to lower the risk of kidney stones? Find out in our updated answer to the question: Can lemon juice, lemonade, or other juices reduce my chances of getting kidney stones?
Clinical Update
12/17/2021
Lemon Juice and Kidney Stones
Drinking lemon juice daily may help prevent kidney stones but there is a downside, according to a recent, two-year study. Get the details in our updated answer about Juices That May Reduce Kidney Stone Risk.
Clinical Update
12/17/2021
Calcium and Kidney Stone Risk
Getting too much calcium from supplements may increase risk of kidney stones, while getting too little calcium from foods may increase the risk. Find out how much calcium you should be getting in our updated answer to the question: Can any supplements reduce or increase the risk of kidney stones?
Clinical Update
9/23/2022
Plant "Meats" & Kidney Stones
Some plant-based "meats" may increase the risk of kidney stones, according to a recent study. Find out which sources of plant-based meats pose the greatest risk in our CL Answer about foods and supplements that may increase the risk of kidney stones.
Clinical Update
8/18/2023
Oxalates, Calcium, and Kidney Stones
We recently published a list of foods high in oxalate, of concern to some people with kidney stones, but be aware that overly restrictive low-oxalate diets are generally not recommended. Also learn how calcium intake affects risk, in our updated article about kidney stones.
Clinical Update
1/06/2023
Coffee, Milk, and Kidney Stones
Does drinking coffee, or adding milk to it, increase the risk of kidney stones? Find out in our CL Answer about foods, supplements, and kidney stone risk.
Clinical Update
1/27/2024
Alkaline Water for Kidney Stones?
People who have had kidney stones may be advised to consume foods and supplements that alkalize their urine. Find out if “alkaline water” might help in our article about supplements, foods, and kidney stone risk.
Clinical Update
3/25/2022
Hydroxycitrate for Kidney Stones?
Can supplementing with hydroxycitrate (HCA) help prevent or treat kidney stones? Find out what research shows in the What It Does section of our Garcinia Cambogia Review.
Also see our answer to the question: Can any supplements reduce or increase the risk of kidney stones?
Clinical Update
5/10/2022
Caution With Kidney Stone Supplements
Many supplements promoted to prevent or dissolve kidney stones contain ingredients with little or no evidence. Get the details in our article about supplements, foods and beverages & kidney stone risk.
Clinical Update
6/17/2022
Vitamin C & Kidney Stones
High intake of vitamin C has been linked with an increased risk of kidney stones, but is the risk similar among men vs women?
Clinical Update
12/17/2021
Chanca Piedra and Kidney Stones
Can supplementing with the herb chanca piedra help break up kidney stones? Find out.
Clinical Update
9/03/2021
Kidney Injury and COVID
Kidney injury appears to be more common in some people who have had COVID, according to a recent study.
Clinical Update
8/15/2023
Foods High in Oxalate
People with a history of kidney stones often benefit from limiting intake of oxalates. Find out which foods have the highest amounts in our updated table, and learn about supplements that may reduce or increase the risk of kidney stones.
Clinical Update
3/21/2023
Avoiding Oxalates in Turmeric?
Oxalates can promote the formation of kidney stones and are found in turmeric supplements. However, this is not an issue with many curcumin supplements, as discussed in the Concerns and Cautions section of our Turmeric and Curcumin Supplements Review, which includes our Top Picks for turmeric and curcumin.
Also see our article about supplements that increase or reduce the risk of kidney stones.
Clinical Update
12/15/2023
Cricket Protein and Kidneys
Cricket protein may be more environmentally friendly than animal sources of protein, but people with impaired kidney function may want to avoid consuming large amounts. Learn why in the Cautions and Concerns section of our Protein Supplements Review. Also see what we found when we tested cricket powders, and see our Top Picks for whey, soy, and other protein shakes and drinks.
Clinical Update
3/22/2024
Urolithin A to Protect Kidneys?
Does urolithin A prevent kidney damage? Find out in our article about Urolithin A.
Clinical Update
3/29/2024
Red Yeast Rice Linked to Deaths in Japan
Red yeast rice products in Japan have recently been recalled after being linked with kidney injury and four deaths. Get the details in our Red Yeast Rice Review, which includes our tests for citrinin (a potential kidney toxin in red yeast rice) and our Top Picks among products.
Clinical Update
4/09/2024
Creatine and Kidney Tests
Does taking creatine interfere with tests of kidney function that measure creatinine? Find out in the Concerns and Cautions section of our Creatine and BCAAs Review, which includes our Top Picks for creatine and other workout supplements.
Also see our answer to the question: Which vitamins and supplements should be stopped before getting blood work and laboratory tests?
Clinical Update
4/19/2024
NMN and Kidney Injury
New laboratory research suggests that long-term supplementation with NMN might cause kidney injury in older people. Learn more in the Concerns and Cautions section of our NAD Booster Supplements Review.
Clinical Update
5/29/2021
Plant Milks and Kidney Stones
Do almond, cashew, oat, soy or other plant-based milks increase the risk of kidney stones due to their oxalates? Find out in the Concerns and Cautions section of our Plant-Based Milks Review and see which carry the highest risk. Also see our Top Picks among plant-based milks.
Clinical Update
6/29/2021
Chia Risk
Don't overdo it with chia seeds, as they contain compounds that, in excess, can increase the risk of kidney stones and kidney injury. Get the details in the Concerns and Cautions section of our Chia Seeds Review. Also, see our Top Picks among chia products.
Clinical Update
9/28/2021
Potassium for Kidney Stones?
Can taking certain forms of potassium help dissolve or prevent kidney stones? Find out in the What It Does section of our Potassium Supplements Review. Also see our Top Picks among potassium supplements.
Clinical Update
10/23/2021
Kidney Caution With Almonds
The large amount of almonds shown to slightly reduce wrinkles in recent studies could be problematic for people with a history of kidney stones. Get the details in our updated answer to the question: Can eating almonds reduce wrinkles?
Clinical Update
12/24/2021
Does Collagen Increase Kidney Stone Risk?
A member asked whether supplementing with collagen increases the risk of kidney stones, since collagen can produce oxalates. Find out in the Concerns and Cautions section of our Collagen Supplements Review. Also, see our Top Picks for collagen supplements.
Clinical Update
12/03/2019
Vitamin C and Kidney Damage
High doses of vitamin C have been reported to cause a form of kidney damage, although this is more common in people with certain pre-existing medical conditions. For details, see the Concerns and Cautions section of the Vitamin C Supplements Review. Also see our Top Picks for vitamin C supplements.
Clinical Update
10/14/2015
Calcium Supplements Increase Kidney Stone Growth
Calcium supplementation is known to increase the risk of kidney stones in postmenopausal women. A new study shows that taking calcium nearly doubles the monthly growth of such stones in women prone to getting them. The study also assessed the effects of vitamin D supplementation. Details are found in the Calcium Supplements Review >>
Clinical Update
2/19/2019
Kidney Stones Due to Supplement?
An unusual type of kidney stone has been reported in several people who regularly consumed large amounts of a vitamin and amino acid supplement containing a particular form of choline and vitamin C. For details, see the Concerns and Cautions section of the Choline Supplements Review.
Clinical Update
4/09/2019
Vitamin D & Kidney Failure
Although rare, excess intake of vitamin D can lead to kidney failure. This recently happened to a man taking a higher dose of vitamin D than he thought. Learn more in the Concerns and Cautions section of the Vitamin D Supplements Review. Also see our Top Picks for vitamin D supplements.
Clinical Update
12/09/2022
Allulose Questions
- Is allulose (a low-calorie sweetener) likely to form compounds that have been linked with chronic disease?
- How can I avoid allulose made from genetically modified corn?
Clinical Update
7/26/2022
Vitamin D and Heart Failure
Does high-dose vitamin D improve heart function in people with chronic heart failure? Find out what a recent study showed in the Cardiovascular disease, blood pressure, and cholesterol section of our Vitamin D Supplements Review.
Clinical Update
5/19/2023
Caution With Sweeteners
Certain sweeteners should not be used for decreasing weight or preventing chronic diseases, according to a new report. Find out which sweeteners are of concern and why in our updated article about sweeteners.
Clinical Update
2/21/2024
Lumbrokinase for Cancer, Infection?
Can lumbrokinase help slow cancer progression or treat chronic infections such as Lyme disease? Find out in our article about lumbrokinase.
Clinical Update
9/18/2020
Vitamin D for Failing Hearts?
Does high-dose vitamin D help or hurt people with chronic heart failure? Find out what a new study showed in the Cardiovascular Disease section of Vitamin D Supplements Review, which also discusses cholesterol, blood pressure and heart attack risk. Also see our Top Picks for vitamin D.
Clinical Update
3/15/2017
Anti-Inflammatory Effect of Juice Plus+?
Chronic systemic inflammation is a risk factor for cardiovascular disease, diabetes, and cancer. A recent clinical trial assessed the product Juice Plus+ for its ability to reduce this inflammation in obese men and women. The abstract of the published study indicates that it works, but the results tell a different story. For details, see the "What It Does" section of the Greens and Whole Foods Powders, Pills, and Drinks Review (which includes our tests of products) >>
Clinical Update
12/03/2014
Vitamin D for COPD
A study of people with chronic obstructive pulmonary disease (COPD) found that taking vitamin D significantly reduced the risk of moderate to severe exacerbation, but only among people who began the study deficient in vitamin D. Get the details and information about other uses of vitamin D, along with our quality ratings of vitamin D supplements, in the Vitamin D Supplements Review >>
Clinical Update
7/20/2011
Kidney Stones Linked to Calcium and Vitamin D Supplementation
A recent report showed that women taking a calcium and vitamin D supplement over a period of several years were 17% more likely to develop kidney stones than women who did not take the supplement. ConsumerLab.com reviewed this study. While the findings are correct, there seems to be no reason to give up vitamin D supplements and a small concern with calcium supplementation. Get the details in the update to the Calcium Supplements Review >>. The new information is also found in an update in the Vitamin D Supplements Review >>.
Clinical Update
6/20/2014
Too Much Calcium for Some?
A new study found that supplementing with even moderate amounts of calcium may cause abnormally high calcium levels in the urine (a risk factor for kidney stones) of some postmenopausal women, even when total calcium intake doesn't exceed the recommended daily allowance. Get the details in the update to the Calcium Supplements Review (Including Vitamin D, Vitamin K, and Magnesium) >>
Clinical Update
2/04/2017
Caution: Turmeric Drug Interaction
It was recently reported that a man consuming large daily amounts of turmeric experienced kidney toxicity, likely due to an interaction between turmeric and the drug he was taking. Get more details about this and other drug interactions with turmeric, curcumin, and piperine (a black pepper extract often added to curcumin supplements) in the "Concerns and Cautions" section of the Turmeric/Curcumin Supplements Review (which includes our tests of products) >>
Clinical Update
9/11/2018
High-Dose Vitamin D Risk
A new study suggests that very high-dose vitamin D may increase the risk of kidney stones. For details, see the What It Does section of the Vitamin D Supplements Review. (Also see our Top Picks among vitamin D supplements.)
Clinical Update
10/27/2020
Protein During Dialysis?
People on dialysis (for kidney failure) may lose protein, but do all dialysis patients benefit from protein supplementation? Find out what studies are showing in the What It Does section of our Protein Supplements Review. Also see our Top Picks for protein powders, shakes and drinks.
Clinical Update
9/16/2022
Caution with Vitamin C for COVID
Taking very high-dose vitamin C doesn’t seem to provide protection against COVID-19 and it may increase the rate of kidney stones, according to recent data. Get the details in the Vitamin C section of our CL Answer about Supplements and COVID-19.
Recalls & Warnings
November 06, 2023
FDA Warns Consumers Not to Use Dr. Ergin’s SugarMD Advanced Glucose Support, Found to Contain Prescription Drugs
On November 3, 2023, the FDA warned consumers not to purchase or use Dr. Ergin’s SugarMD Advanced Glucose Support products after FDA laboratory analysis found the supplement to contain glyburide and metformin.
Recalls & Warnings
May 30, 2024
Young Living Essential Oils Agrees to Pay $5 Million to Settle Lawsuit
Young Living Essential Oils has agreed to pay up to $5 million to settle a class action lawsuit that charged the company with promoting its essential oils to reduce stress and anxiety, improve sleep, and other health-related claims without reliable scientific evidence.
Recalls & Warnings
November 09, 2023
FDA Warns Biorica International for Cholesterol, Kidney & Cancer Claims
On August 4, 2023, the FDA issued a Warning Letter to Biorica International Corp. following review of the company’s websites and social media, which found statements about the company’s Plaquex Oral Supplements to be drug claims, which are not permitted for dietary supplements.
Recalls & Warnings
November 05, 2021
Herb Recalled Due to Risk of Lead, Cadmium Contamination
On November 2, 2021, Murray Int'l Trading issued a recall of Herbal Doctor brand Angelicae Sinensis due to potential risk it may contain elevated levels of lead and cadmium.
Recalls & Warnings
November 16, 2023
Toxic Levels of Lead Found in Cinnamon Applesauce
WanaBana, Schnucks, and Weis apple cinnamon fruit puree pouches have been recalled after being linked, as of December 5, 2023, to 64 reports of illness, including four children with potential lead toxicity.
Recalls & Warnings
June 27, 2024
“Authentic” Rose Oil Often Is Not
Damask rose essential oil (Rosa × damascene) and products claiming to contain this oil, or “authentic rose oil” may often be adulterated or contain less expensive oils instead, according to a recent bulletin from the American Botanical Association (ABC).
Recalls & Warnings
July 21, 2022
Young Living Warned for Promoting Essential Oils to Treat Seasonal Allergies, Kidney Stones & More
On June 10, 2022, the FDA issued a warning letter to Young Living Essential Oils Corporate after an inspection of the company’s website and social media found statements about the company’s essential oil and CBD products to be drug claims.
News Release
December 13, 2023
Best Vitamin C Supplements? ConsumerLab Selects Its Top Picks
White Plains, New York, December 13, 2023 — It’s officially cold season in the U.S., a time when many people may turn to vitamin C supplements to help “boost” their immune system and ward off colds.
Recalls & Warnings
July 22, 2022
FDA Warns Seller of Vision, Calcium & Magnesium Supplements and More
On June 14, 2022, the FDA issued a warning letter to New Sun Inc. following inspection of the company’s website which found statements about the company’s products to be drug claims.
Recalls & Warnings
March 23, 2023
FDA Warns Herbal Vitality for Promoting Supplements to Treat Cold & Flu, Kidney Stones & More
On March 7, 2023, the FDA issued a warning letter to Herbal Vitality, Inc.
News Release
July 20, 2022
Best Electrolyte Drinks for Hydration? Note: Some Contain 20 Times More Sodium Than Others
White Plains, New York, July 20, 2022 — It's important to stay well hydrated, and electrolyte products can help.
Recalls & Warnings
April 25, 2024
Drug Found in Umary Supplement
On April 18, 2024, CTV News in Canada reported tests suggesting that Umary Hyaluronic Acid Dietary Supplement may be adulterated with the prescription anti-inflammatory drug diclofenac, which may explain side effects that have been reported with its use.
Recalls & Warnings
August 16, 2023
FDA Warns Hekma Center, LLC for Promoting Products to Treat Anemia, Diabetes, Depression, & More
On June 2, 2023, the FDA issued a warning letter to Hekma Center, LLC following review of the company’s website and social media, which found statements about the company’s Natural Supplements for Anemia, Lymf (Galium aparine), Natural Supplements for Cardiomyopathy, Magic1 (Moringa ...
Recalls & Warnings
May 08, 2021
Seller of Immune Bio Green Cell Warned by FDA
On March 30, 2021, the FDA issued a warning letter to Immune & Genetics Protocols, LLC following a review of the company's websites, which found statements made about the company's product Immune Bio Green Cell to be drug claims.
Recalls & Warnings
August 17, 2022
Seller of Moringa Tea and Other Herbal Products Warned for Drug Claims, Manufacturing Violations
On July 29, 2022, the FDA issued a warning letter to Deggeh Foods, Inc.
Recalls & Warnings
August 16, 2023
FDA Warns Sun Ten Laboratories for Manufacturing Violations, Drug Claims
On April 7, 2023, the FDA issued a warning letter to STPCA Inc. dba Sun Ten Laboratories because products were found to be adulterated because they were prepared, packed, or held under conditions that do not meet Current Good Manufacturing Practices (CGMP).
Recalls & Warnings
July 26, 2023
Five Leaf Pet Botanicals Warned by FDA for Drug Claims
On June 22, 2023, the FDA issued a warning letter to Five Leaf Pet Botanicals, Inc.
News Release
November 05, 2021
NAD Boosters for Energy and Memory? ConsumerLab Reviews NAD+, NAHD and NMN Supplements
White Plains, New York, November 5, 2021 — Most cells in the body use NAD (nicotinamide adenine dinucleotide) in the process of energy production, and compounds that boost blood levels of NAD are often sold in supplements marketed for a wide range of benefits, from increasing energy and ...
News Release
March 15, 2017
ConsumerLab.com Reveals Best and Worst Vitamin C Supplements -- 20% Fail ConsumerLab.com Tests of Quality
White Plains, New York, March 15, 2017 — Many people take large doses of vitamin C believing it will improve their health, prevent colds or reduce the risk of disease — but will it really? And when choosing a vitamin C supplement, can consumers be sure it contains what it claims? To ...
News Release
February 13, 2014
Calcium, Vitamin C, and Fish Oil Supplements Drop in Use, Probiotics Rise According to ConsumerLab.com Survey
White Plains, New York, February 13, 2014 — A recent survey of over 10,000 people who use dietary supplements shows that the use of calcium, vitamin C and fish oil supplements fell during 2013 while the use of probiotics increased.
News Release
December 16, 2013
What's Really in Turmeric Supplements and Spices? You May Not Want to Know -- 33% of Turmeric/Curcumin Supplements Fail ConsumerLab.com's Review; Filth Found in Spices
White Plains, New York, December 16, 2013 — Supplements containing the herb turmeric or its key constituent, curcumin, are popular treatments for inflammatory diseases. ConsumerLab.
Recalls & Warnings
December 17, 2020
FTC Crackdown on Six Deceptive CBD Products
On December 17, 2020, the FTC announced that it is taking action against six companies for selling CBD products with unsupported and deceptive health claims that they can treat a variety of conditions, including cancer, heart disease, hypertension, Alzheimer's disease, and others.
Recalls & Warnings
December 22, 2021
FDA Warns Seller of Liquid Magnesium, B-12, Berberine & More
On December 9, 2021, the FDA issued a warning letter to Wholly Liquid Nutritional Supplements LLC because it found statements on the company's website and social media about its products, including SpiroLaze, BioLaze, LiquiLaurin, VIT-B12, DeStress, and Omega Plus, to be ...
News Release
February 16, 2011
Some turmeric and curcumin supplements fail quality review -- ConsumerLab.com finds 20% of turmeric supplements selected for review deliver less than 15% of promised compounds
WHITE PLAINS, NEW YORK — FEBRUARY 16, 2011 — Supplements containing the herb turmeric or its key compound, curcumin, have become popular in the U.S. ConsumerLab.com cautioned today that two out of ten turmeric products recently selected for quality testing were found to provide only 7.
News Release
January 03, 2006
Tests of memory enhancing supplements by ConsumerLab.com reveals lead in some ginkgo
WESTCHESTER COUNTY, NEW YORK — TUESDAY, JANUARY 3, 2006 — In its new test report on Memory Enhancement Supplements, ConsumerLab.com has revealed finding significant amounts of lead in certain products on the market.
News Release
August 07, 2000
ConsumerLab.com finds that not all creatine supplements meet label claims; Popular sports supplement test results released online
WHITE PLAINS, NY, August 7, 2000 — ConsumerLab.com today released results of its 8th Product Review, focusing on creatine monohydrate dietary supplements.
Recalls & Warnings
November 21, 2017
Health Canada Calls for Stronger Warnings of Liver Risk on Green Tea Extract Products
On November 15, 2017, Health Canada (the Canadian equivalent of the FDA) recommended stronger warning statements about the risk of liver toxicity on labels of supplements containing green tea extract sold in Canada.
Recalls & Warnings
May 14, 2021
Maker of Care by Design CBD Settles Charges of Unsupported Claims
On May 5, 2021, Cannacraft, Inc.
Recalls & Warnings
June 13, 2024
Thyroid Supplement Recalled Due to Salmonella
On June 11, 2024, Penn Herb Company Ltd issued a recall of 51 bottles of Nature’s Wonderland Thyroid Formula capsules after FDA testing revealed the products to be contaminated with Salmonella.
Recalls & Warnings
November 09, 2023
InnoMark Warned for Manufacturing & Misbranding Violations
On September 1, 2023, the FDA issued a Warning Letter to InnoMark, Inc.
Recalls & Warnings
November 26, 2019
Cognitive Enhancement Supplements Contain Unapproved Drug
Several supplements sold in the U.S. and promoted for cognitive enhancement contain significant amounts of the drug piracetam -- a drug that is not approved for use in the U.S. -- according to a study published this week in JAMA Internal Medicine.
Recalls & Warnings
April 17, 2020
Seller of Vitamin D, MSM, Selenium & More Warned for Drug Claims
On March 31, 2020, the FDA issued a warning letter to KetoKerri LLC following a review of the company's website, which found statements made about some of the company's products, including Dr.
Recalls & Warnings
April 02, 2021
Seller of Vision Supplements Warned by FDA
On March 19, 2021, the FDA issued a warning letter to Lipotriad LLC following a review of the company's websites, which found statements made about the company's products Lipotriad Visionary, Lipotriad Adult 50+, Lipotriad Dry Eye, and Lipotriad Vision Support Plus to ...
Recalls & Warnings
December 29, 2020
FDA Warns Five Sellers of CBD for Claims of Treating Arthritis, Alzheimer's and More
On December 22, 2020, the FDA issued warning letters to five sellers of CBD following reviews of the companies' websites, which found statements made about the companies' products to be drug claims.
Recalls & Warnings
July 31, 2018
FDA Warns Seller of Joint Health and Cholesterol Supplements
On July 13, 2018, the FDA issued a warning letter to GC Natural, following a facility inspection which found a number of the company's products, including Red Pyrola Plus + Advanced Joint Formula Capsules, CSDP GOLD Capsules, Rejeune Optimal Kidney & Liver Support Extract balls, C.
Recalls & Warnings
April 02, 2019
FDA Issues Strong Warnings to Sellers of CBD
On March 28, 2019, the FDA issued warning letters to three companies for making unsubstantiated claims about the health benefits of CBD (cannabidiol) products on their websites.
Recalls & Warnings
November 02, 2019
Brain Supplement Claims to Treat Brain Injuries, Alzheimer's Are Deceptive, Says FTC
On November 1, 2019 the FTC filed a lawsuit against Neora LLC (formerly Nerium International) for making false claims that the supplement Neora EHT (formerly called Nerium EHT) can treat concussions and chronic traumatic encephalopathy caused by repetitive brain trauma, Alzheimer's ...
Recalls & Warnings
May 09, 2022
$149 Million in Refunds from AdvoCare Settlement
On May 5, 2022, the FTC announced it will be returning more than $149 million to individuals who sold AdvoCare supplements as distributors through the company’s multi-level-marketing (MLM) plan.
Recalls & Warnings
July 12, 2013
Herbal Supplement Company Warned For Drug Claims, Manufacturing Violations
On June 18, 2013, the FDA issued a warning letter to Herbs of Light, Inc.
Recalls & Warnings
August 15, 2020
FTC Warns 20 More Companies for Coronavirus Claims
On August 14, 2020, the FTC announced that it sent warning letters to 20 companies for selling products such as vitamin C, hydrochloroquine, omega 3, and melatonin with unsupported claims that they can treat coronavirus (COVID-19).
Recalls & Warnings
February 22, 2021
Canadian Creatine Recalled for Dangerous Levels of Vitamin D
On February 21, 2021, the Canadian company Genex Nutraceuticals recalled one lot of Perfect Sports Core Series Pure Creatine (also known as Creatine Powder) because it "contains vitamin D that is not listed on the label, at dangerous levels.
Recalls & Warnings
March 19, 2019
FDA Calls Promotion of Nyloxin Homeopathic Products for Pain a "Health Fraud Scam"
On March 11, 2019, the FDA issued a warning letter to Nutra Pharma Corp. following a review of the company's website (www.Nyloxin.com) and social media sites found that the company was making drug claims about its homeopathic products promoted for arthritis and cancer pain.
Recalls & Warnings
August 20, 2019
Seller of Liposomal Curcumin, Vitamin C & Melatonin Warned for Manufacturing Violations
On August 6, 2019, the FDA issued a warning letter to Let's Talk Health, Inc.
Recalls & Warnings
October 22, 2019
Seller of TrueAloe and AloeCran Settles Charges of Making False Claims
NatureCity, LLC, has agreed to settle Federal Trade Commission (FTC) charges that they deceived consumers by making false claims about their TrueAloe and AloeCran products.
Recalls & Warnings
May 09, 2020
FDA Warns Sellers of Essential Oils, CBD, Vitamins, and More Promoted to Treat Coronavirus
Between May 7 and May 8, 2020, the FDA issued warning letters to seven companies for selling products such as essential oils, CBD, hand sanitizers, and vitamins with unsupported claims that they can treat coronavirus (COVID-19).
Recalls & Warnings
January 11, 2012
Herbal Extract Company Warned by FDA of Making Drug Claims
On January 3, 2012, the U.S. FDA sent a Warning Letter to Herbal Extract Plus, LLC regarding legal violations for claiming its herbal products can cure or prevent diseases.
Recalls & Warnings
December 23, 2017
Seller of Meal Replacement, Protein Drinks, Cranberry and More Warned for Manufacturing Violations
On July 6, 2017, the FDA issued a warning letter to Professional Botanicals, Inc.
Recalls & Warnings
October 13, 2018
Pharmaceutical Drugs Found In Dietary Supplements Pose Danger to Consumers
Almost 800 dietary supplements sold between 2007 and 2016 contained unapproved pharmaceutical ingredients, according to a study published today in the Journal of the American Medical Association (JAMA).
Recalls & Warnings
June 04, 2020
FTC Warns 35 More Companies for Coronavirus Claims
On June 4, 2020, the FTC announced that it sent warning letters to 35 companies for selling products such as herbal products, immune system boosters, and vitamin C with unsupported claims that they can treat coronavirus (COVID-19).
Recalls & Warnings
October 05, 2019
Advocare to Pay $150 Million to Settle Charges of Operating a Pyramid Scheme
AdvoCare International, the marketing company that sells Spark energy drink, as well as other nutrition products and supplements, has agreed to settle FTC charges that it operated an illegal pyramid scheme.
Recalls & Warnings
October 01, 2019
Lead and Arsenic Found in Multi Mineral & Vitamin Supplement
On September 30, 2019, Cellect Products Inc. and Oglethorpe Ltd. issued a recall of one lot of Cellect®, Essentials Factor® Multi Mineral & Vitamin Supplement Unflavored Powder Mix because it was found to contain unsafe levels of lead and arsenic.
Recalls & Warnings
September 13, 2010
ExtenZe Enhancement Supplements Seized in Canada
On August 19, 2010, Health Canada (Canada's health ministry) seized the sexual enhancement supplements "Male Enhancement ExtenZe" and "Women ExtenZe" which were imported from the U.S. Although legal and widely sold in the U.S.
Recalls & Warnings
April 11, 2008
Twelve Dietary Herbal Supplements Recalled -- Possible Health Risk Associated with Ephedra, Aristolochic Acid and Human Placenta
On April 10, 2008, the FDA posted a recall notice issued the same day from Herbal Science International, Inc. (AKA Jen-On Herbal Science International, Inc.).
Recalls & Warnings
August 30, 2012
Supplement Company Warned For Medical Claims and Misbranding Of Omega-3, CoQ10, Noni Juice And More
On July 12, 2012, the FDA issued a warning letter to Alfa Vitamins Laboratories, Inc.
Recalls & Warnings
May 23, 2013
Seller of Sexual Enhancement, Cholesterol, Resveratrol Supplements and More Warned For Drug Claims
On May 2, 2013, the FDA issued a warning letter to Alternative Health Supplements, following a review of the company's website, which found statements made about several dietary supplements, including Regenerect, Alligin, Astaxanthin Advantage, HDL Cholesterol Management, Resveratrol, Coral Calcium ...
Recalls & Warnings
October 18, 2017
FDA Warns Seller of Arthritis, Blood Pressure, Diabetes Supplements For Making Drug Claims
On August 15, 2017, the FDA issued a warning letter to Years to Your Health, Inc., following an inspection of the company's website which found a number of their products to be misbranded, as they contained drug claims.
Recalls & Warnings
March 16, 2018
FTC Sends Refund Checks to Consumers of Unproven Weight-Loss Products
On March 15, 2018, the FTC announced it is mailing 18,301 checks totaling more than $437,000 to consumers who purchased weight-loss products from Colby Fox, Christopher Reinhold, and their companies, Tachht, Inc. and Teqqi, LLC.
Recalls & Warnings
May 04, 2019
High Levels of Lead Found in Chinese Herbal Supplements
On May 2, 2019, Life Rising Corporation issued a recall Life Rising Holder-W Holder Warmer capsules, Life Rising NECK-ND Neck Clear capsules, and HoliCare Metabolism Cleansing (MET-CLS) tablets after FDA testing found high levels of lead in samples of the products.
Recalls & Warnings
December 01, 2018
Seller of 5-HTP, Potassium & More Warned for Manufacturing Violations
On September 7, 2018, the FDA issued a warning letter to The Delano Company, Inc.
Recalls & Warnings
September 13, 2013
Metagenics Warned For Misbranding of Medical Foods and Drug Claims
On August 13, 2013, the FDA issued a warning letter to Metagenics, Inc.
Recalls & Warnings
November 07, 2015
Seller of "NaturalDoctor" Vitamin C, Echinacea and More Warned for Manufacturing Violations
On October 16, 2015, the FDA issued a warning letter Sound Healing Arts, PC, dba Grounds for Tea, LLC, following a facility inspection which found the company's products, including NaturalDoctor Vitamins C & K3, NaturalDoctor Goldenseal & Echinacea Plus, NaturalDoctor Centella ...
Recalls & Warnings
August 19, 2015
Soylent Meal Replacement Powder Reported to Contain Lead and Cadmium
On August 13, 2015, an environmental-health watchdog group, As You Sow, filed a notice of intent to bring legal action against Soylent, a "meal replacement" powder, alleging violation of California's "Prop 65" Safe Drinking Water and Toxic Enforcement Act ...
Recalls & Warnings
July 24, 2014
Seller of Noni Juice Products Warned for Manufacturing Violations, Drug Claims
On July 14, 2014, the FDA issued a warning to Noni Connection dba Puna Noni, following a facility inspection which found the company's Puna Noni 100% Pure Hawaiian Noni Fruit Capsules to be adulterated because they were prepared, packed, or held under conditions that violate Current Good ...
Recalls & Warnings
June 11, 2015
FDA Warns Maker of Fruit Energy Drinks for Drug Claims
On May 19, 2015, the FDA issued a warning letter to CK Management, Inc. following a facility inspection which found statements made on product labels and websites about Whole5, Fruit of the Spirit and ViaViente "whole food" fruit puree energy drinks to be drug claims.
Recalls & Warnings
December 01, 2015
Weight Supplements Found to Contain Antidepressant and Other Prescription Drugs
On November 19, 2015, the FDA warned consumers not to buy or use the weight loss supplements listed below because they were found to contain prescription drugs. Each was identified during an examination of international mail shipments:
Recalls & Warnings
February 24, 2015
Seller of Antioxidant Water, Energy Drops Warned for Manufacturing Violations and Drug Claims
On February 18, 2015, the FDA issued a warning letter to Better Health Lab, Inc.
Recalls & Warnings
September 18, 2012
Maker of Noni, Nopal, Blood Sugar and Cholesterol Supplements Warned For Drug Claims, Misbranding, and Manufacturing Violations
On August 27, 2012, the FDA issued a warning letter to Naturavit, Inc. for making statements about dietary supplements Noni Imperial Hawaiian, Garlic and Parsley, Cholestol, Nopal and Diatrin that constitute drug claims.
Recalls & Warnings
August 15, 2002
FDA Warns Public About Chinese Diet Pills Containing Fenfluramine
On August 13, the U.S. FDA alerted the public about Chinese weight-loss products, Chaso (Jianfei) Diet Capsules and Chaso Genpi, because they pose a potential public health risk.
Recalls & Warnings
March 28, 2011
Dangerously High Levels of Vitamins A and D in Product Prompt FDA Warning
On March 28, the U.S. FDA warned consumers to stop using Soladek, a vitamin-solution product marketed by Indo Pharma, S.A., of the Dominican Republic, because the product may contain dangerously high levels of vitamins A and D.
Recalls & Warnings
November 29, 2016
Bentonite Clay Promoted for "Detoxification" Contaminated With Lead
On June 17, 2016, the FDA issued a warning letter to Best Bentonite, following a facility inspection and laboratory analysis of product sample which found the company's Best Bentonite to be contaminated with lead.
Recalls & Warnings
March 16, 2006
Garden of Life, Maker of Primal Defense, Settles FTC Charges
On March 9, 2006, The Federal Trade Commission (FTC) announced that an operation that marketed dietary supplements sold at Whole Foods Market, GNC, the Vitamin Shoppe, and on the Internet settled FTC charges that they made deceptive advertising claims about their supplements.
Recalls & Warnings
July 11, 2017
FDA Warns Dr. Carolyn Dean of Drug Claims Made for Magnesium, Calcium & Other Mineral Supplements
On June 27, 2017, the FDA issued a Warning Letter to Dr. Carolyn Dean of New Capstone, Inc.
Recalls & Warnings
September 17, 2013
Seller of Omega-3 and Joint Supplements Warned for Manufacturing Violations and Drug Claims
On August 29, 2013, the FDA issued a warning letter to Y.S. Health Corp.
Recalls & Warnings
October 21, 2014
Seller of Weight Loss, Saw Palmetto Supplements and More Warned for Drug Claims
On October 9, 2014, the FDA issued a warning letter to Bethel Nutritional Consulting, Inc., following a review of the company's website which found statements made about 15 Day Detox Diet, Alpha Lipoic Acid. 300 mg.
Recalls & Warnings
October 24, 2012
FDA Seizes Many Supplements from New York Company Due To Drug Claims
On October 23, 2012, U.S. Marshalls, acting on behalf of the FDA, seized dietary supplements and unapproved drugs from Confidence, Inc., a supplement manufacturer in Port Washington, N.Y. The products included dietary supplements Dr.
Recalls & Warnings
March 29, 2013
Prescription Drugs Found In Prostate and Sexual Enhancement Supplements
October 24, 2012 the FDA issued a warning letter to USA Far Ocean Group Inc./ Health & Beauty Group Inc. because a number of the company's dietary supplements were found to contain pharmaceutical drugs, or were promoted with statements that constitute drug claims.
Recalls & Warnings
December 22, 2005
Health Canada Warns Consumers Not to Take Chaparral
On December 21, 2005, Health Canada (Canada's health ministry) warned consumers not to ingest the herb chaparral in the form of loose leaves, teas, capsules or bulk herbal products because of the risk of liver and kidney problems.
Recalls & Warnings
June 04, 2012
FDA Warning on Supplement for Pain Relief
On June 1, 2012, the U.S. FDA warned consumers that Reumofan Plus, marketed as a “natural” dietary supplement for pain relief and other serious conditions, contains several active pharmaceutical ingredients not listed on the label that could be harmful.
Recalls & Warnings
June 20, 2003
FTC Charges Marketers of Seasilver with False and Deceptive Claims
On June 19, 2003, The Federal Trade Commission (FTC) and the Food and Drug Administration (FDA) announced coordinated actions against two companies - both charged with promoting the dietary supplement "Seasilver" with unsubstantiated medical claims. The agencies' actions against Seasilver USA, Inc.
Recalls & Warnings
July 15, 2014
Vita Springs Health Warned for Manufacturing Violations and Drug Claims
On June 24, 2014, the FDA issued a warning letter to Albert Max Inc.
Recalls & Warnings
January 24, 2013
Excessive Lead and Mercury Found In Chinese Herbal Supplements
On January 23, 2013, Health Canada warned consumers that certain batches of the Chinese dietary supplements [W.S.
Recalls & Warnings
September 18, 2015
High Levels of Mercury and Lead Found in Ayurvedic Herbal Supplements
On September 17, 2015, the FDA announced that Shree Baidyanath Ayurved Bhawan Ayurvedic dietary supplements were found to contain high levels of lead and/or mercury, which can cause serious health problems.
Recalls & Warnings
March 28, 2017
Yogurt Peanut Crunch Bars Recalled Due to E. Coli Risk
On March 23, 2017, Pro Sports Club of Bellevue, WA issued a recall of 36,957 20/20 Life Styles Yogurt Peanut Crunch bars because they have the potential to be contaminated with Escherichia coli O157:H7.
Recalls & Warnings
December 29, 2015
Maker of Vitamin K, Vitamin A & More Warned for Manufacturing Violations, Drug Claims
On December 10 2015, the FDA issued a warning letter to Dherbs Health Emporium, Inc.
Recalls & Warnings
August 29, 2012
FDA Warns Maker of Silver Colloids, Detox and Shell Powder Supplements For Drug Claims, Misbranding
On August 15, 2012, the FDA issued a warning to Healing Ways for statements made on the company's website that constitute drug claims for the company's dietary supplements Silver Colloids, ABC Detox Program and Shell Powder Products.
Recalls & Warnings
September 20, 2010
Many Supplements Recalled for Hormone-Affecting Compounds
On September 20, 2010, the U.S. FDA posted a Safety Notice regarding the recalls of several products marketed as dietary supplements that contain aromatase inhibitors, commonly known as "ATD.
Recalls & Warnings
September 15, 2010
Recall of Testosterone-Boosting Supplement
On September 14, 2010, the FDA posted a notice that KiloSports is recalling Clomed (60 count bottles), a supplement with claims to "release gonadatropin," "elevate testosterone" and "promote spermatogenesis."
Recalls & Warnings
September 10, 2014
Seller of Joint Pain Supplement Warned for Drug Claims
On August 24, 2014, the FDA issued a warning letter to CreAgri, Inc., following a website review, which found statements made about the company's products, including Olivenol plus Easeflex, Olivenol plus Essence Capsules, and Olivenol plus Essence Elixer, to be drug claims.
Recalls & Warnings
January 02, 2012
FDA Warns ION Labs of Manufacturing Violations Affecting Multiple Dietary Supplements
On December 5, 2011 the U.S.
Recalls & Warnings
January 05, 2005
Marketers of Brain-Rejuvinating Supplement Settle FTC Charges of False Claims
On January 5, 2005, the U.S. Federal Trade Commission (FTC) announced that a company that heavily advertised an herbal dietary supplement called "Sagee" to the Chinese-language and Vietnamese-language communities had settled FTC charges of making false and unsubstantiated claims for the product.
Recalls & Warnings
January 27, 2003
FTC Charges Dr. Clark and Related Companies with Making Unsubstantiated Health Claims
The Federal Trade Commission has charged a Switzerland-based company and its U.S. counterpart with making numerous unsubstantiated efficacy claims for a variety of dietary supplements and devices that they sell on the Internet.
Recalls & Warnings
May 03, 2013
Maker of Omega-3, Saw Palmetto, St. John’s Wort Supplements And More Warned For Manufacturing Violations and Drug Claims
On March 19, 2013, the FDA issued a warning letter to Sunset Natural Products Inc.
Recalls & Warnings
June 26, 2015
Seller of CoQ10, Anxiety Supplements and More Warned for Manufacturing Violations, Drug Claims
On June 6, 2015, the FDA issued a warning letter to Country Doctor Herbals, following a facility inspection which found the company's products, including Herbal Flu Be-Gone, Herbal Multi-Bac, Herbal Nervine, Herbal Pain-A-Way, Herbal Pancreas, Herbal Parasite Cleanse, Herbal Perfect ...
Recalls & Warnings
May 29, 2018
FDA Warns Seller of "Aromatase Inhibitor" Supplement
On May 18, 2018, the FDA issued a warning letter to Performance Nutrition Formulators LLC d.b.a. VMI Sports because its product Arimistane contains Androsta-3,5-Diene-7,17-Dione, an ingredient that the FDA considers to be a new drug and not a dietary supplement ingredient.
Recalls & Warnings
January 18, 2005
Supplement Maker to Pay over $3.5 Million to Settle Deceptive Advertising Charges for Immune Dietary Supplement
On January 18, 2005, the Federal Trade Commission (FTC), the Orange County (California) District Attorney, and the California State Attorney General announced that they had reached settlements with Body Wise International, Inc.
Recalls & Warnings
June 04, 2004
FTC Charges Marketers of Two Supplements with False Claims to Cure Range of Diseases
On June 3, 2004 the Federal Trade Commission (FTC) charged marketers of two dietary supplements with falsely claiming that their products can prevent and cure cancer and other diseases. According to the FTC’s complaint, Boston-area marketers Direct Marketing Concepts, Inc. (DMC), ITV Direct, Inc.
Recalls & Warnings
July 29, 2009
FDA Warns Against Body Building Supplements with Steroid-like Compounds
On July 28, 2009, the U.S. FDA notified the public about new safety information concerning products marketed for body building and increasing muscle mass.
Recalls & Warnings
September 09, 2011
Possible Concern with Fenugreek Based on Contamination in Europe
Products made with fenugreek, including pills containing fenugreek seed, have been pulled from shelves in Germany due to conern over potential contamination with E. coli bacteria. There is no such action in the U.S., but ConsumerLab.
Recalls & Warnings
May 28, 2003
FTC Challenges Claims of Five Supplements to Treat or Cure Serious Diseases
On May 27, 2003 the Federal Trade Commission announced that it had filed a complaint in federal district court against A.
Recalls & Warnings
August 21, 2013
Seller of Vitamin, Tea and MSM Supplements Warned For Drug Claims
August 7, 2013, the FDA issued a warning letter to Vibrant Life Vitamins, following a review of the company's websites which found statements made about Taheebo Life Tea, Life Glow Plus, Super Life Glow, Life Glow Basic, Vibrant Life MSM, Herbal MSM, and Organic Germanium to be drug claims.
Recalls & Warnings
March 19, 2014
Maker of Herbal Capsules and Extracts Warned for Manufacturing Violations
On September 19, 2013, the FDA issued a warning letter to Herbalist and Alchemist, Inc.
Recalls & Warnings
June 20, 2017
Beware of Bodybuilding Supplements, FDA Warns
On June 20, 2017, the FDA warned consumers to beware of bodybuilding products because a number of these products have been found to contain steroids or steroid-like substances. Such products could cause serious and even life-threatening health risks, including:
Recalls & Warnings
June 21, 2010
FDA Warns Parents to Be Careful Giving Vitamin D Drops to Infants
On June 15, 2010, the U.S. FDA (Food and Drug Administration) alerted parents and caregivers that some liquid Vitamin D supplement products are sold with droppers that could allow excessive dosing of Vitamin D to infants.
Recalls & Warnings
July 12, 2017
More Bodybuilding Supplements Recalled
On July 11, 2017, Andropharm recalled two bodybuilding supplements, Sten Z and M1 Alpha, because these products contain derivatives of anabolic steroids.
Recalls & Warnings
August 30, 2012
FDA Warns of Medical Claims Made For Numerous Chinese Herbal Products
On August 15, 2012, the FDA warned Dragon Herbs that promotional statements made on the company's website constitute drug claims for twenty herbal products, including CardioPro 2000, Cordyceps, Duanwood Reishi, Gynostemma, Ginseng and Astragalus Combination, Dang Gui and Gelatin, Sweet Relief, ...
Recalls & Warnings
January 20, 2016
Seller of Aloe, Moringa Supplements Warned for Manufacturing Violations, Drug Claims
On January 13, 2016, the FDA issued a warning letter to Alkebulan International Services, LLC, following a facility inspection which found the company's products,Aloe Ferox and Moringa Oleifera Capsule to be adulterated because they prepared, packed, or held under conditions that ...
Recalls & Warnings
March 31, 2005
FDA Warns Marketer of "Vitamin O" Product to Cease Unsubstantiated Claims
The U.S. Food and Drug Adminstration (FDA) has sent a Warning Letter (dated February 8, 2005) to Donald L. Smyth, President, R-Garden Inc., and Rose Creek Health Products, Inc. warning that its "Vitamin O" product was, among other things, being marketed with unsubstantiated health claims.
Recalls & Warnings
December 21, 2016
Seller of 5-HTP, Chromium, Curcumin and More Warned for Drug Claims
On December 1, 2016, the FDA issued a warning letter to Aurora Health and Nutrition following a review of the company's website, which found statements made about its products, 5-HTP, Alpha Lipoic Acid, the Argentyn 23 product line, Artecin 90 Vegetarian Capsules, ...
Recalls & Warnings
September 05, 2014
Seller of "Nerve", "Cleanse" and Probiotic Supplements Warned for Drug Claims
On July 30, 2014, the FDA issued a warning letter to Plexus Worldwide, Inc., following a review of the company's website and product labels, which found statements made about Fast Relief, BioCleanse and ProBio5 to be drug claims.
Recalls & Warnings
September 27, 2014
Chinese Flu Product Poses Lead Poisoning Risk
On September 26, 2014, the FDA warned parents and caregivers not to buy or use Bo Ying compound (manufactured by Eu Yan Sang) due to the potential risk of lead poisoning.
Recalls & Warnings
May 31, 2014
Sellers of "Cancer" Supplements Warned for Drug Claims
Two sellers of graviola supplements promoted to treat cancer have been issued warning letters by the FDA. Graviola (Annona muricata), also known as soursop, is the fruit of a tree native to South America and Puerto Rico.
Recalls & Warnings
July 28, 2013
B Vitamin Supplement Found To Contain Anabolic Steroids
On July 26, 2013, the FDA warned consumers not to purchase or use Healthy Life Chemistry by Purity First B-50, a vitamin B dietary supplement which was found to contain anabolic steroids, methasterone and dimethazine.
Recalls & Warnings
January 18, 2013
Recall: Iron Supplement Containing Motion Sickness Drug
On January 18, 2012, Advance Pharmaceutical Inc. announced the recall of one lot of Rugby NATURAL IRON SUPPLEMENT Ferrous Sulfate Tablets 325 mg, because the bottles were found to contain meclizine HCl 25 mg tablets instead.
Recalls & Warnings
December 01, 2015
Multivitamins Recalled Due to Risk of Vitamin D Toxicity
On November 25, 2015, Glades Drugs, a compounding pharmacy in Pahokee, Florida, issued a recall of its compounded multivitamin capsules because they contain high amounts of vitamin D3 (exact amount was not reported).
Recalls & Warnings
May 30, 2017
Seller of Vitamin C, Calcium, Mushroom Supplements and More Warned for Manufacturing Violations
On May 12, 2017 the FDA issued a warning letter to VitaPurity Corporatio.
Recalls & Warnings
April 04, 2017
Seller of B Vitamins, Vitamin C, Potassium & More Warned for Manufacturing Violations
On March 24, 2017 the FDA issued a warning letter to The Sanapac Company, Inc.
Recalls & Warnings
February 07, 2017
Seller of Chinese Herbal Products for Prostate, Menopause and More Warned for Manufacturing Violations
On January 23, 2017, the FDA issued a warning letter to Herbal Sciences International, Inc.
Recalls & Warnings
February 04, 2017
FDA Warns Four Sexual Enhancement Supplements Contain Prescription Drug
The FDA recently warned consumers not to buy or use the following sexual enhancement supplements because they were found to contain undeclared sildenafil.
Recalls & Warnings
May 09, 2015
Marketers Charged with Using Stolen Email Accounts to Promote Weight Loss Supplements Temporarily Shut Down
On May 4, 2015, the FTC announced it has obtained a court order to temporarily halt the operations of weight loss marketers Sale Slash, charging that the company used affiliate marketers to send illegal spam emails and post banner ads online that led consumers to fake news sites.
Recalls & Warnings
April 17, 2015
Herbal Laxative and "Detox" Kit Containing High Levels of Lead and/or Arsenic Recalled in Canada
On April 15, 2015, Health Canada (the Canadian equivalent of the U.S. FDA) announced that St. Francis Herb Farm Inc.
Recalls & Warnings
November 28, 2015
Herbal Supplements Linked to Heavy Metal Poisoning
On November 17, 2015, Health Canada (the Canadian equivalent of the FDA) warned that a consumer in Canada who purchased and used herbal supplements from a U.S.-based website was treated for heavy metal poisoning.
Recalls & Warnings
July 10, 2017
Bodybuilding Supplements Containing Steroid-Like Substances Recalled
On June 29, 2017, Hardcore Formulations recalled all lots and expiration dates of their products Ultra-Sten and D-Zine, bodybuilding supplements found to contain methylstenbolone and dymethazine, which are derivatives of anabolic steroids.
Recalls & Warnings
August 05, 2017
Children's Ayurvedic Medicine Formula Contains High Levels of Lead
On August 4, 2017, the FDA warned parents and caregivers not to use Balguti Kesaria Ayurvedic Medicine due to the risk of lead poisoning.
Recalls & Warnings
November 08, 2016
Chinese Herbal Supplement With Lead Contamination Recalled
On November 7, 2016, Ton Shen Health issued a recall its Life Rising brand of Side Head Regulator TT tablets because they were found to contain elevated levels of lead for children under the age of 18.
Recalls & Warnings
October 04, 2016
Turmeric Spice Recalled Due to Elevated Lead Levels
On September 26, 2016, Spices USA Inc. issued a recall of 772 bags of TASTY SAWA GROUND TURMERIC because it contains elevated levels of lead.
Recalls & Warnings
August 31, 2016
Recall of Dangerous Chinese Herbal Supplement Expanded
On August 30, 2016, Ton Shen Health expanded its initial recall of DHZC-2 tablets to include all lots purchased before August 24, 2016, due to potential contamination with elevated levels of lead.
Recalls & Warnings
August 16, 2016
Chinese Herbal Supplement Recalled Due to Lead Contamination
On August 11, 2016, Ton Shen Health issued a recall its DHZC-2 tablets due to potential contamination with elevated levels of lead.
Recalls & Warnings
August 08, 2016
Turmeric Spice Recall Expanded to Include More Brands
On August 5, 2016, Gel Spice, Inc. expanded its recall of one lot of Fresh Finds Ground Turmeric Powder to include other turmeric spices sold under different brand names due to elevated levels of lead.
Recalls & Warnings
August 05, 2016
More Turmeric Spice Recalled
On August 5, 2016, JM Exotic Foods, Inc. issued a recall of ground turmeric because it was found to contain elevated levels of lead.
Recalls & Warnings
July 29, 2016
Ground Turmeric Spice Recalled Due to Lead Contamination
On July 28, 2016, Gel Spice, Inc. issued a voluntary recall one lot of Fresh Finds Ground Turmeric Powder because it was found to contain elevated levels of lead.
Recalls & Warnings
February 05, 2016
Garcinia, Green Coffee Marketers Pay $43 Million to Settle Charges of False Weight Loss Claims
Sale Slash, LLC, has agreed to pay more than $43 million to settle FTC charges it used unsubstantiated claims and fake celebrity endorsements to promote its Premium Green Coffee, Pure Garcinia Cambogia, Premium White Kidney Bean Extract, Pure Forskolin Extract, and Pure Caralluma Fimbriata Extract ...