Product Reviews and Information for Stress

Search term may appear only in full report available to members. Join now for full access.

CL Answer

Do any supplements help relieve stress?

Are there actually supplements for stress relief and panic attacks? Learn more about holy basil, fish oil, L-theanine, and ginseng.

Product Review

Ashwagandha Supplements Review

Find the Best Ashwagandha Supplement. Only 38% of Ashwagandha Products Pass Tests.

Product Review

GABA Supplements Review

Does GABA Work As a Supplement?

Product Review

L-Theanine Supplements Review

Touted for Stress Relief, Do L-Theanine Supplements Work?

CL Answer

L-Tyrosine: Health Effects and Safety

Tyrosine has been evaluated for conditions including physical and mental stress, phenylketonuria (PKU), depression, and attention deficit-hyperactivity disorder (ADHD). Find out if it works and if it's safe.

CL Answer

Adrenal Fatigue and Adrenal Support Supplements: Do they work and are they safe?

Find out what's really in supplements for adrenal support and adrenal fatigue, including herbal adrenal support supplements and bovine derived adrenal support supplements. Find out if they really work and if they are safe. ConsumerLab.com's answer explains.

Product Review

Holy Basil Supplements Review

Find the Best Holy Basil (Tulsi) Supplements. Tests and Reviews of Popular Holy Basil Supplements & CL's Top Pick.

Product Review

Probiotic Supplements Review (Including Pet Probiotics)

See What's Really in Probiotics and Our Top Picks

Product Review

Valerian Supplements Review

Choose the Best Valerian Supplement. Strength and Contamination Vary Widely Among Popular Valerian Brands.

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.

Product Review

Saffron Supplements Review

See How Saffron Supplements Compare and What They Do

CL Answer

Schisandra Berry Supplements: Health Benefits and Safety

Schisandra berry extracts and supplements are promoted to improve mood and sleep, liver health, muscle strength, and symptoms of menopause. Find out if they work and are safe, including side effects and drug interactions.

CL Answer

Does Nello SuperCalm Drink Mix Work and Is It Worth Its Price?

Nello SuperCalm Drink Mix is promoted for sleep, stress, anxiety and cognition, but does it work and is it worth its price? Find out.

Product Review

NAC (N-Acetyl Cysteine) Supplements Review

Choose the Best N-Acetyl Cysteine Supplement. See Our Tests of Popular NAC Supplements and Top Picks for Quality and Value.

CL Answer

What is Protandim and does it really work?

What is Protandim and does it really work? Can Protandim reduce oxidative stress? ConsumerLab's answers discusses Protandim's effectiveness, reviews and studies.

Product Review

CBD Oils, Softgels, Gummies, Creams & Salves Review

See How Much CBD and THC We Found in Products.

CL Answer

What are the health benefits of holy basil extract?

Learn about the health benefits of holy basil leaf extract. See the clinical evidence for and against holy basil extract for lowering blood sugar in people with type 2 diabetes, reducing anxiety and stress, boosting the immune system, and reducing the pain and inflammation of arthritis. ConsumerLab.com's answer explains.

Product Review

Fish Oil, Krill Oil, and Algal Oil Omega-3 (DHA & EPA) Supplements Review

See Our Omega-3 Top Picks and Avoid Rancid Fish Oils.

CL Answer

Can any supplements reverse gray hair?

Nearly 75% of adults aged 45 to 65 are affected by gray hair. Learn about what causes gray hair and find out if any supplements can help.

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.

Product Review

Vitamin C Supplements Review

Find the Best Vitamin C Supplements

Product Review

CoQ10 and Ubiquinol Supplements Review

Find the Best CoQ10 and Ubiquinol Supplements and Learn How They Differ

CL Answer

Rhodiola and ashwagandha are both promoted to help with stress and anxiety. Is it safe to take them at the same time?

Find out if it is safe to take ashwagandha and rhodiola together. Both herbs are promoted to help with stress and anxiety, but may also lower blood pressure and have other side effects. ConsumerLab.com's answer explains.

Product Review

Prebiotic Supplements Review

You Can't Tell How Much Fiber Is Really In Most Prebiotics Without Testing

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.

CL Answer

Do any supplements or lifestyle changes reduce the symptoms of tinnitus? Is it true that some supplements can cause tinnitus?

Learn which supplements can ease tinnitus, including melatonin and pine bark extract. Understand which may actually cause tinnitus.

CL Answer

AGZ for Sleep – Is It Worth It?

AGZ claims to "support restful, restorative sleep" without melatonin, but is there evidence to support this use and is it worth its price? Find out.

Product Review

B Vitamin Supplements Review (B Complexes, B6, B12, Biotin, Folate, Niacin, Riboflavin & More)

See Our Top Picks and Which 5 Failed Testing

CL Answer

Will pregnenolone help slow down aging or reduce chronic pain?

Learn more about the steroid hormone pregnenolone, including its effects in the body and on aging and chronic pain.

Product Review

Joint Health Supplements for Pets Review (Glucosamine, Chondroitin, & MSM)

See Which Pet Supplements for Joint Health Passed Our Tests and Which Didn't!

Product Review

Dark Chocolates, Cocoa & Cacao Powders, Nibs, and Supplements Review -- Sources of Flavanols

Is Your Chocolate or Cocoa Healthful or Toxic? Find the Best Dark Chocolate, Cocoa Powder and Cocoa Supplements Based On Our Tests.

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.

Product Review

Vision Supplements Review (with Lutein, Zeaxanthin & AREDS2 Formulas)

Find the Best Vision Supplement Based Our Tests

CL Answer

Do any supplements help with pancreatitis? Do any cause pancreatitis?

Find out if supplements including digestive enzymes, antioxidants, or medium-chain triglycerides are beneficial for chronic pancreatitis, and learn which supplements might worsen symptoms.

CL Answer

What are the best supplements for depression and anxiety?

Best natural supplements for depression and anxiety, including the evidence for fish oil, vitamin D, probiotics, and herbal supplements for depression such as curcumin (from turmeric) and saffron.

CL Answer

Does Magnesi-Om Work and Is It Worth It?

Magnesi-Om's website claims it can promote calmness and improve cognitive function, muscle relaxation, and bowel movements. Find out if it's been shown to work, is safe, and worth the price.

CL Answer

Does TA-65 Astragalus Extract Increase Telomere Length and Longevity?

TA-65 Astragalus Extract is promoted to increase telomere length. Find out if there is evidence for this, if this increases lifespan or longevity, plus safety, side effects and cost.

CL Answer

Do hair loss supplements, such as Viviscal, Hair La Vie, and Nutrafol, or topical essential oils work?

Vitamins and supplements that may help with hair loss and thinning, including saw palmetto, beta-sitosterol, protein, iron, and vitamin D.

Product Review

Melatonin Supplements Review

Trouble Sleeping? See CL's Tests of Melatonin Supplements and Top Picks.

CL Answer

Does Rooibos Tea Have Health Benefits and Is It Safe?

Learn about the health benefits of rooibos tea, including red and green, unfermented rooibos tea, how is differs from black and green tea, safety, and potential drug interactions with rooibos tea.

Recalls & Warnings

November 21, 2024

Douglas Labs Stress-B-Plus Recalled

On October 7, 2024, Nestle Health Science (NHS U.S., LLC) issued a recall of two lots of Douglas Labs Stress-B-Plus because it contains incorrect information on the label.

CL Answer

What are the side effects of ashwagandha supplements?

Learn about the safety and side effects of ashwagandha supplements, including headache, sleepiness, upset stomach, blood pressure and more. ConsumerLab.com's answer explains.

News Release

May 23, 2024

ConsumerLab Finds Little Ashwagandha in Most Ashwagandha Supplements

White Plains, NY, May 23, 2024 — Ashwagandha is often promoted to decrease stress and anxiety, and improve sleep and cognition.

Product Review

Glutathione Supplements Review

Learn How Glutathione Products Differ, Which Failed, and Our Top Picks

Product Review

Rhodiola Rosea Supplements Review

Do Rhodiola Supplements Help With Depression and Anxiety? Find Out and See Which Rhodiola Supplements Provide the Best Quality & Value.

CL Answer

Do any supplements help with fatty liver disease? Are some diets more beneficial than others?

Find out if supplements such as vitamin E, fish oil, milk thistle, curcumin, choline, probiotics, vitamin D, reishi mushroom, or extra virgin olive oil are beneficial for fatty liver disease and learn which diet (Mediterranean, ketogenic, DASH, or fasting diets) seems to have greatest benefit.

Product Review

Vitamin E Supplements Review

Find the Best Vitamin E Supplement. Tests and Reviews of Popular Vitamin E Supplements & CL's Top Picks.

Product Review

Ginseng Supplements Review

Find the Best Ginseng Supplement. Key "Ginsenosides" Found to Range 10-Fold Across Products.

CL Answer

Do any supplements help for ulcerative colitis?

Find out what supplements & vitamins can help with ulcerative colitis, such as VSL#3, curcumin, aloe or boswellia.

CL Answer

What are the health benefits of zinc carnosine, also called polaprezinc, and is it safe?

Find out if zinc carnosine is beneficial for any GI conditions, including stomach ulcers, Helicobacter pylori infection, taste disturbances, aspirin-induced small-bowel injury and oral mucositis, and learn if it is safe.

CL Answer

Does Bacopa extract improve memory, mood, or sleep? Is it safe?

Find out if bacopa improves memory and cognition, mood or sleep, and whether it's been shown to be helpful in people with Alzheimer's disease or dementia. Plus, learn about the safety and common side effects of bacopa.

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.

CL Answer

Dihydromyricetin (DHM) – Does It Help and Is it Safe?

Dihydromyricetin (DHM) is promoted for liver health, diabetes, lowering cholesterol, and as a hangover remedy. Find out if it works and whether it is safe.

CL Answer

Which supplements and lifestyle changes improve sleep, and which cause insomnia?

Find out which vitamins may help you sleep and learn if any vitamins or supplements can cause insomnia.

News Release

March 09, 2023

L-Theanine Supplements Reviewed by ConsumerLab. Top Pick Chosen.

White Plains, New York, March 9, 2023 —L-theanine supplements are often promoted to reduce stress and improve sleep and cognition.

CL Answer

Are Hormone Harmony and other Happy Mammoth Supplements Worth Taking?

Are the supplements Hormone Harmony, Hormone Harmony Plus+, Prebiotic Collagen Protein, or Bloat Banisher by Happy Mammoth likely to be beneficial for menopause symptoms or digestive health? Find out.

CL Answer

Which supplements have been shown to be helpful for autism, and which have not?

Find out which supplements may help reduce symptoms of autism, including multivitamins, probiotics, and melatonin.

CL Answer

Which supplements help with Raynaud's phenomenon?

Raynaud's phenomenon may be helped by some supplements. Learn more about fish oil, Gingko biloba, and ginseng.

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.)

CL Answer

Sugar Substitutes: Pros, Cons, and Best Choices

Learn about the pros and cons of using sugar substitutes and artificial sweeteners in place of table sugar. Sweeteners discussed include stevia, monk fruit, and other high-intensity sweeteners; xylitol, erythritol, allulose and other low-calorie sweeteners; and agave syrup, black sugar, coconut sugar, honey, molasses and other sugar alternatives.

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.

Recalls & Warnings

February 24, 2023

Bountiful Charged with “Review Hijacking,” False Advertising of Nature’s Bounty Supplements on Amazon

On February 16, 2023, the Federal Trade Commission (FTC) charged The Bountiful Company (formerly NBTY), whose brands include Nature’s Bounty and Sundown, with deceptively using Amazon reviews and badges (such as “#1 Best Seller” and “Amazon’s Choice”) from its ...

CL Answer

Do any supplements or diets help prevent or treat osteoporosis?

If you have osteoporosis, you may be interested in supplements or diets for bone health. Find out which can increase bone strength and density.

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.

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.

CL Answer

Do any supplements naturally suppress appetite and help with weight loss?

Learn which natural ingredients can suppress appetite and find if these natural appetite suppressants help with weight loss.

CL Answer

What is TUDCA (tauroursodeoxycholic acid)? Does it have any proven health benefits, and is it safe?

TUDCA information, including its potential health benefits, safety, possible interactions, and cost.

CL Answer

Does methylene blue increase energy, slow aging, or improve memory?

Methylene blue is promoted for increasing energy, slowing aging, and improving memory. Find out if there is evidence for this, plus safety and side effects.

CL Answer

Can any vitamins or minerals help prevent or reduce canker sores or cold sores?

Find out which, if any, supplements, including iron, L-lysine, monolaurin, olive leaf extract, vitamin B-12, and zinc, may be beneficial for canker sores or cold sores.

CL Answer

Do any supplements help for irritable bowel syndrome (IBS)?

IBS supplements may help reduce irritable bowel symptoms such as pain, diarrhea and constipation. Supplements include probiotics, melatonin, and flaxseed.

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.

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.

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.

CL Answer

Butyrate Supplements for Gut Health: Does butyric acid really work and is it safe?

Can butyrate supplements improve gut health or help reduce symptoms of irritable bowel syndrome (IBS) or Crohn's disease? Find out what the clinical evidence shows, learn about the different forms of butyrate, including sodium butyrate, calcium-magnesium butyrate, and tributyrate, and get details about products such as BodyBio Sodium Butyrate and Healus Complete Biotic Tributyrin, dosage, safety and cost.

CL Answer

Which supplements may help with PCOS (polycystic ovarian syndrome)?

Many supplements are promoted to help treat symptoms of PCOS (polycystic ovarian syndrome), but do they really work? See the clinical evidence for inositol (myo-inositol and D-chiro-inositol), alpha lipoic acid, vitamin B-12, folic acid, vitamin D and more.

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.

CL Answer

What is Pycnogenol, does it work, and is it the same as other pine bark extracts?

Learn more about Pycnogenol, including evidence from clinical studies on blood clots, osteoarthritis, cognition, vision, tinnitus, and the skin and safety.

CL Answer

I take omeprazole (Prilosec), a proton pump inhibitor, to reduce stomach acid. Are there supplements I should avoid, or be taking, due to this drug?

Supplement interactions with proton pump inhibitor (PPI) drugs like omeprazole (Prilosec) and Nexium.

CL Answer

Is it true that there are bits of plastic in drinking water, specialty salts, or other foods and beverages? How concerned should I be?

Microplastics are tiny pieces of plastic that can end up foods and beverages. Learn about microplastics found in drinking water and specialty salts. ConsumerLab.com's answer explains.

CL Answer

Do any supplements help for flu?

Which supplements may help prevent or reduce symptoms of colds or the flu, including vitamin D, ginseng, NAC, and elderberry.

CL Answer

Do any supplements, like Nervive, help with nerve pain, like sciatica, diabetic neuropathy or postherpetic neuralgia?

Find out which supplements for nerve pain, including fish oil and alpha-lipoic acid, are effective for sciatica, diabetic neuropathy, or postherpetic neuralgia.

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.

CL Answer

10 Supplements That May Boost Testosterone (And 13 That May Not)

Many supplements promise to increase testestorone, boost libido, and increase muscle size, but, as ConsumerLab explains, the actual effectiveness of supplements is limited, and some supplements may actually reduce testosterone levels.

CL Answer

Does urolithin A reduce age-related muscle decline, osteoarthritis, or other age-related diseases?

Find out if urolithin A may improve age-related muscle decline and learn about its safety.

CL Answer

What are the health benefits of bovine colostrum and is it safe?

Bovine colostrum is promoted for boosting immunity, preventing and treating diarrhea, and improving gut health, but does it really work? See the clinical evidence for bovine colostrum, including doses that have been used, as well as safety concerns, cost considerations, and the difference between regular bovine colostrum and hyperimmune bovine colostrum.

CL Answer

Do any supplements, foods or lifestyle modifications help with brain function, like memory and cognition?

Find out which supplements help improve memory, brain function and cognition, including fish oil, some B vitamins, cocoa, and curcumin. ConsumerLab's answer explains the evidence for supplements promoted to help with brain function and cognition.

CL Answer

After taking a curcumin supplement, I started getting chronic diarrhea which went away when I stopped taking it. Can curcumin supplements cause diarrhea?

Learn more about the side effects of curcumin supplements, including diarrhea and other gastrointestinal discomfort.

CL Answer

Is drinking coffee good or bad for heart health?

Learn more about coffee and caffeine, its safety, if it's good for you, how much coffee is too much and its impact on your heart.

CL Answer

Does red and near infrared light therapy reduce pain, improve skin or cognition, or have other benefits? Is it safe?

Red light and near infrared light therapy devices are promoted for numerous conditions, including acne, fibromyalgia, pain, cognitive function and other uses. Find out if these devices work and if they are safe.

News Release

February 23, 2023

Best GABA Supplements Identified by ConsumerLab

White Plains, New York, February 23, 2023 — GABA (gamma-aminobutyric acid) supplements are claimed to have a "calming" effect, and are often promoted to reduce stress and insomnia and improve cognitive performance.

CL Answer

Does WEEM Grow Hair and Is It Worth It?

WEEM Hair.Skin.Nails is marketed as a "clinically tested hair health blend.” Find out if it — or its ingredients — works for hair loss and if it's worth the price.

CL Answer

Which supplements reduce hearing loss?

Can supplements such as alpha-lipoic acid, magnesium, N-acetyl-cysteine, folate or vitamins B-12, C and/or E help prevent or improve symptoms among people with hearing loss due to excessive noise or aging? Find out what the clinical evidence shows, and learn whether Advanced Hearing Formula, a supplement marketed for ear health, is likely to help.

CL Answer

Are There Supplements That Help Treat POTS (Postural Orthostatic Tachycardia Syndrome)?

Find out which supplements and lifestyle changes may be helpful for people with Postural Orthostatic Tachycardia Syndrome (POTS).

CL Answer

My HDL (good) cholesterol level is low. Should I take niacin to raise my HDLs?

Learn more about niacin and find out if it can raise HDL ("good") cholesterol levels.

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

I'm considering taking vitamin K for my bones, but I take blood thinner (anticoagulant) medication. Is there a problem taking both?

Learn more about vitamin K, including info on interactions with blood thinners such as Coumadin and Jantoven, its effects on bones & impact on clotting.

CL Answer

Can drinking coffee prevent gallstones? Can supplements help?

Information about the impact coffee has on gallstone disease. Plus, supplements that have been proposed to help with gallstone pain.

News Release

April 03, 2020

Tests of Holy Basil Supplements Show 63% Fail on Quality -- ConsumerLab Tests Reveal the Best and Worst Holy Basil Supplements

White Plains, New York, April 3, 2020 — Holy basil supplements are promoted to reduce stress and anxiety, lower blood sugar, and strengthen the immune system.

Recalls & Warnings

October 29, 2019

Chinese Herbal Supplement May Raise PSA

Use of a Chinese herbal supplement appears to have significantly increased the PSA (prostate specific antigen) level in a man treated for prostate cancer, erroneously suggesting a recurrence of the cancer (Abel, J Am Osteopath Assoc 2019).

News Release

May 31, 2018

ConsumerLab Identifies the Best Valerian Supplements -- Strength, Quality and Cost Vary Widely Among Popular Brands

White Plains, New York, May 31, 2018 — Valerian is often promoted as a sleep aid and to help with anxiety. But does it really work, and if so, which products are best? To find out, ConsumerLab recently purchased and tested popular valerian supplements sold in the U.S.

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.

News Release

February 23, 2017

ConsumerLab.com Reveals Best and Worst B Vitamin Supplements and Why Current Labels Often Mislead

White Plains, New York, February 24, 2017 — B vitamins and complexes are popular supplements, but labels often mislead, says a new report from ConsumerLab.com which tested, reviewed, and compared 49 supplements from the U.S.

News Release

August 13, 2015

Feeling Stressed? ConsumerLab.com Reviews the Evidence for L-Theanine and Test Popular Products

White Plains, New York, August 21, 2015 — L-theanine is often promoted to reduce stress, and for conditions such as ADHD — but does it really work? ConsumerLab.com recently reviewed the evidence and purchased popular brands of L-theanine to test their quality.

Recalls & Warnings

January 12, 2023

FDA Warns Two Sellers Promoting CBD to Treat COVID-19

On January 10, 2023, the FDA issued warning letters to two companies following a review that found statements made on the companies’ websites to be drug claims because they promoted the cannabidiol (CBD) products to prevent or treat COVID-19.

Recalls & Warnings

May 04, 2023

FDA Warns MedoLife for Promoting Homeopathic Products to Treat COVID-19, Cancer

On April 19, 2023, the FDA issued a warning letter to Medolife Rx D/B/A MedoLife Corp., AELIA Inc. and Queanta Inc.

Recalls & Warnings

September 21, 2023

Moor Herbs, Inc Warned for Manufacturing Violations, Drug Claims

On August 1, 2023, the FDA issued a Warning Letter to Moor Herbs, Inc.

Recalls & Warnings

January 03, 2004

FDA to Prohibit Sales of Dietary Supplements Containing Ephedra

On December 30, 2003, the U.S. Food and Drug Administration (FDA) issued a consumer alert of its forthcoming determination that dietary supplements containing ephedra present an unreasonable risk of illness or injury, and should not be consumed.

Recalls & Warnings

August 25, 2022

Oregon’s Wild Harvest Warned by FDA for Manufacturing Violations

On July 8, 2022, the FDA issued a warning letter to Oregon’s Wild Harvest, Inc.

News Release

January 06, 2015

Only 25% of Ashwagandha Supplements Pass ConsumerLab.com Review

White Plains, New York, January 6, 2015 —"It's very hard to find a good ashwagandha supplement," notes Tod Cooperman, M.D., President of ConsumerLab.com, the health product testing company which recently completed evaluations of ashwagandha herbal supplements.

News Release

September 27, 2012

ConsumerLab.com Reveals How Much Caffeine is in Energy Drinks -- Also Finds Some Drinks and Dietary Supplements Don't Contain Claimed Amounts of B Vitamins

White Plains, New York — September 27, 2012 — Energy shots and drinks are promoted to keep you alert and energized, attributing their effects to special formulas often "packed with B vitamins and nutrients to make it last," as a commercial for 5-hour Energy proclaims.

News Release

March 07, 2008

ConsumerLab.com finds most vitamin C supplements pass quality tests but one short on ingredient and some exceed tolerable levels

WHITE PLAINS, NEW YORK — MARCH 7, 2008 — ConsumerLab.com reported test results today for a wide variety of vitamin C supplements. Vitamin C is the top-selling single vitamin in the U.S., with sales of $863 million in 2006 according to Nutrition Business Journal.

News Release

March 14, 2005

ConsumerLab.com reports on vitamin C supplements — Test Results for 29 Products Reported Along with Information on Use

WHITE PLAINS, NY — MARCH 14, 2005 — ConsumerLab.com reported test results today for a wide variety of vitamin C supplements purchased at retail. Vitamin C is the top-selling single vitamin in the U.S., with sales of $770 million in 2003 according to Nutrition Business Journal.

Recalls & Warnings

August 14, 2020

The Green Herb and New Genesis Health Warned for Manufacturing Violations

On July 31, 2019, the FDA issued a warning letter to Davis Ventures, Inc.

News Release

August 28, 2003

Some problems persist with ginseng supplements but overall quality improves according to ConsumerLab.com — Test results published online today

WHITE PLAINS, NY — August 28, 2003 — In contrast to its testing three years ago in which nearly 60% of Asian and American Ginseng supplements were found to have significant problems, testing of recently purchased products by ConsumerLab.

Recalls & Warnings

February 22, 2021

FDA Warns Sellers of St. John's Wort

On February 18, 2021, the FDA issued warning letters to two companies following reviews of the companies' websites, which found statements made about the companies' St. John's Wort products to be drug claims. These products include St.

Recalls & Warnings

November 02, 2009

FTC Charges Marketers with Baseless Weight-Loss Claims

On November 2, 2009 the U.S. Justice Department, at the Federal Trade Commission’s request, filed suit today in federal court in a case affecting consumers nationwide.

Recalls & Warnings

March 17, 2004

Marketers of “Focus Factor” and “V-Factor” Fined for Advertising Claims

On March 17 , 2004 the Federal Trade Commission (FTC) reported that the marketers of “Focus Factor,” a dietary supplement that purports to improve concentration, and “V-Factor,” a supplement that purports to enhance sexual performance, have agreed to settle charges that they made numerous ...

Recalls & Warnings

November 24, 2018

Dangerous Drug In Supplements for Pain and Anxiety

On November 20, 2018, the FDA announced it has issued warning letters to two companies for the illegal marketing of products labeled as dietary supplements that contain the opioid-like drug tianeptine.

Recalls & Warnings

November 18, 2011

FDA Warns Maker of Milk Thistle and L-Carnitine Supplements of Serious Violations

The U.S. FDA posted a Warning Letter to CJ Labs (Miami, Florida) dated November 1, 2011 regarding serious violations of Good Manufacting Practices in the production of its Milk Thistle and L-Carnitine supplements.

Recalls & Warnings

December 07, 2012

Antioxidant Protandim Supplement Recalled Due To Risk of Metal Fragments

On December 5, 2012, LifeVantage Corporation issued a voluntary recall of dietary supplement Protandim, the Nrf2 Synergizer, due to the potential for contamination with small metal fragments. The recall includes Protandim products sold in the U.S. and Japan between July and November 2012.

Recalls & Warnings

August 05, 2016

Seller of Fertilix Warned By FDA

On July 22, 2016, the FDA issued a warning letter to CellOxess LLC, following a review of the company's websites, social media pages and marketing literature which found statements made about Fertilix Preconceptual, Fertilix Low Dose and Fertilix Max to be drug claims.

Recalls & Warnings

October 06, 2004

False Claims Made by Marketer of Cortisol-related Weight-Loss Supplements According to FTC

On October 6, 2004, the Federal Trade Commission (FTC)charged marketers of two dietary supplements with claiming, falsely and without substantiation, that their products can cause weight loss and reduce the risk of, or prevent, serious health conditions.

Recalls & Warnings

May 30, 2015

Seller of Supplements for Herpes, Prostate Cancer & More Warned for Drug Claims

On May 7, 2015, the FDA issued a warning letter to Strictly Health Corporation, following a review of the company's websites which found statements made about FENVIR, Prosta Pep and Tonalin brand CLA to be drug claims.

Recalls & Warnings

May 26, 2015

Skin Measurement Device Used to Select Nutritional Supplements Not Approved for This Use, FDA Warns

On May 8, 2015, the FDA issued a warning letter to ZYTO Technologies, Inc.

Recalls & Warnings

January 07, 2002

Liver Toxicity with Kava

As announced in a December 19, 2001 letter to healthcare professionals, The Food and Drug Administration (FDA) is investigating whether the use of dietary supplements containing kava (also known as kava kava or Piper methysticum) is associated with liver toxicity.

Recalls & Warnings

February 14, 2013

Maker of Antioxidant and Anti-Aging Supplements Warned For Manufacturing Violations

On January 10, 2013, the FDA issued a warning letter to dietary supplement manufacturer Consolidated Marketing Unlimited, Inc.

Recalls & Warnings

June 02, 2018

FDA Warns Seller of Cough Suppressant & Grape Seed Supplements

On March 29, 2018, the FDA issued a warning letter to Yoder's Good Health Products following a facility inspection which found a number of the company's products, including Respiratory & Cough Formula and Life Drops to be adulterated because they were prepared, packed, or ...

Recalls & Warnings

May 22, 2018

FDA Warns Companies Selling "Sun Protection" Supplements

On May 18, 2018, the FDA issued warning letters to four companies selling supplements for sun protection because statements made on product labels, websites and in marketing materials were found to be drug claims, which are not permitted for dietary supplements. 

Recalls & Warnings

July 18, 2017

Seller of "Super Strength Prostate Formula," Acai Berry Supplements & More Warned for Drug Claims

On June 30, 2017, the FDA issued a warning letter to Nature's Health Company, LLC, following a facility inspection and review of the company's website, www.natureshealthcompany.

Recalls & Warnings

February 22, 2012

"Japan Weight Loss Blue" Pills Dangerous According to FDA

On February 18, 2012, the U.S. Food and Drug Administration (FDA) advised consumers not to purchase or use “Japan Weight Loss Blue,” a product for weight loss sold on various websites, including www.vitaminbestbuy.com.

Recalls & Warnings

August 25, 2018

Thirty-Two Children's Homeopathic Products Recalled

On August 22, 2018, King Bio issued a recall of 32 homeopathic products for children because some have have tested positive for microbial contamination.

Recalls & Warnings

February 20, 2013

Cold, Flu and Stress Supplement Company Warned For Adulteration, Drug Claims And More

On October 5, 2012, the FDA issued a warning letter to dietary supplement manufacturer Wholistic Herbs, Inc. following a facility inspection which found the company's products, including At-Ease, Morning Calm, Aller-Ban, Stomach Flu, Kold & Koff, Kold Sore, and L.

Recalls & Warnings

March 03, 2006

FDA Requests Seizure of More Supplements Containing Ephedrine Alkaloids

On February 24, 2006, the U.S. Food and Drug Administration (FDA) announced that the U.S.

Recalls & Warnings

March 25, 2002

FDA Advises Consumers of Risk of Severe Liver Toxicity with Kava

On March 25, 2002 the U.S. Food and Drug Administration (FDA)issued a Consumer Advisory, as well as a letter to health care providers, advising of the potential risk of severe liver injury associated with the use of kava-containing dietary supplements.

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.).