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CL Answer

Can CBD cause a drop in blood pressure?

Find out if CBD (cannabidiol) can lower blood pressure or affect heart rate, plus information about other CBD side effects, drug interactions and safety concerns. ConsumerLab.com's answer explains.

CL Answer

Can hemp oil or CBD (cannabidiol) supplements cause me to fail a marijuana drug test?

Find out if you can fail a drug test dues to hemp oil or CBD (cannabidiol) supplements. Plus info on how much THC is in hemp oil and CBD products. ConsumerLab.com's answer explains.

Recalls & Warnings

November 30, 2023

Discover Health, LLC Warned for Promoting CBD Products for Cancer, Epilepsy, & More

On November 16, 2023, the FDA issued a Warning Letter to Discover Health, LLC d/b/a Discover CBD and Strain Snobs following a review of the company’s websites that found statements about the company’s Active CBD Oil – Full Spectrum Distillate Cartridge, Active CBD Oil – ...

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.

News Release

February 26, 2024

Latest ConsumerLab Survey Shows Growth in Popularity of Magnesium and Several Smaller Supplements

White Plains, New York, February 26, 2024 — A recent survey of more than 10,000 people who regularly use dietary supplements shows that supplements that experienced the greatest absolute growth in popularity during 2023 were pregnenolone (+7.5 percentage points), magnesium (+4.8 pts), berberine (+4.

News Release

August 23, 2023

ConsumerLab Tests Find More CBD, Less THC in CBD Oils, Gummies, and Topicals

White Plains, New York, August 23, 2023 —  Recent ConsumerLab tests of popular CBD (cannabidiol) products on the market revealed that, overall, products contain more CBD, and less THC (tetrahydrocannabinol, a psychoactive compound) than in previous years.

Recalls & Warnings

November 23, 2022

CBD Not Permitted in Gummies, Candies, Cookies, Candy, or Pet Treats, Says FDA

On November 16, 2022, the FDA issued warning letters to five companies for selling products such as gummies, tea, cookies, lollipops, fruit snacks, hard candies, and pet treats containing cannabidiol (CBD) and/or delta-8 tetrahydrocannabinol (delta-8 THC) as conventional food products.

Recalls & Warnings

November 26, 2019

FDA Warns Companies Selling CBD Products as Dietary Supplements

On November 25, 2019, the FDA issued warning letters to 15 companies for selling products containing CBD (cannabidiol) labeled and marketed as dietary supplements, and/or for making drug claims about these products.

CL Answer

Is it true that taking glucosamine might make my glaucoma worse?

Learn if taking glucosamine may make glaucoma worse, including overall impact on eye health.

CL Answer

Can probiotics reduce anxiety?

Find out if probiotics can reduce anxiety.

Recalls & Warnings

April 28, 2020

Natures CBD Oil Distribution Warned for Joint Pain Claims

On April 20, 2020, the FDA issued a warning letter to Homero Corp DBA Natures CBD Oil Distribution, following an inspection of the company's website which found the company's products, including Natures Pure CBD Oil, CBD Froggies 25mg, CBD Froggies 50mg, CBD Edibles 200mg Frogs, CBD ...

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.

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.

Recalls & Warnings

May 05, 2022

Seller of CBD Tinctures, Creams & Pet Products Promoted for Pain, Cancer & More Warned by FDA

On February 11, 2022, the FDA issued a warning letter to Rena’s Organic following a review of the company’s social media and website, which found statements about the company’s 300 mg CBD Full Spectrum Oil Cannabinoid Tincture, 600 mg CBD Full Spectrum Oil Cannabinoid ...

Recalls & Warnings

May 09, 2022

FDA Warns Five Companies for Selling CBD Supplements, Gummies and Creams With Delta-8 THC

On May 4th, 2022, the FDA issued warning letters to five companies for selling CBD and other products labeled as containing delta-8 tetrahydrocannabinol (delta-8 THC).

Recalls & Warnings

March 09, 2021

CBD Seller Warned for Drug and COVID-19 Claims

On March 1, 2021, the FDA issued a warning letter to Cannafyl following a review of the company's website, which found statements made about the company's products Balance CBD Drops, Relief CBD Drops, Relax CBD Drops and Relief CBD Salve to be drug claims.

CL Answer

Are there supplements, foods, or beverages that I should avoid when taking clopidogrel (Plavix)?

Learn about supplement interactions with clopidogrel (Plavix). Supplements that may interact with this medication include cannabidiol (CBD), grapefruit, St. John's wort, ginkgo and others.

News Release

February 26, 2021

COVID Changed Supplement Popularity in 2020, ConsumerLab Survey Reveals

White Plains, New York, February 26, 2021 — A survey of 9,647 people who use dietary supplements shows that the supplements which experienced the greatest growth in popularity in 2020 were those being promoted to prevent or treat infection with SARS-CoV-2, the coronavirus that causes COVID-19.

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.

Product Review

Black Currant Oil, Borage Oil, Evening Primrose Oil, Flaxseed Oil, and Hemp Oil Supplements Review: Sources of ALA and GLA (Omega-3 and -6 Fatty Acids)

Choose the Best Seed Oil Supplements. Find Out Which Flaxseed and Other Seed Oil Supplements Passed Our Tests.

CL Answer

I take levothyroxine (Synthroid), a thyroid hormone to treat hypothyroidism. Are there supplements or foods I should avoid, or be taking, due to this drug?

Is taking certain supplements and hypothyroidism medications bad? Learn which supplements can interact with thyroid hormone medications like levothyroxine (Synthroid), thyroid hormone levels, and laboratory tests.

Recalls & Warnings

January 10, 2023

Seller of CBD Warned for COVID-19 Claims

On January 5, 2023, the FDA issued a warning to PharmaCanna after review of the company’s website and social media, which found statements about the company’s cannabidiol (CBD) product, CBDefense 2000, to be drug claims because they promoted the products to prevent or treat ...

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.

CL Answer

My dog is getting older and his veterinarian recently recommended giving him a glucosamine supplement for his joints. Has ConsumerLab.com tested these, or other supplements for pets?

Find out our test results on glucosamine for dogs and cats as well as other supplements for pets.

Recalls & Warnings

March 05, 2021

FTC Takes Further Action Against Deceptive CBD Claims

On March 5, 2021, the Federal Trade Commission (FTC) announced that it has approved final administrative consent orders 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, ...

CL Answer

Which supplements may benefit people with essential tremor, and which should be avoided?

Learn about supplements used for treating essential tremor, including caprylic acid (also called octanoic acid), thiamin (vitamin B1), cannabidiol (CBD), GABA (gamma-aminobutyric acid), and branched-chain amino acids. Find out which work and which don't. Also find out which supplements and food may make essential tremors worse.

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

I've heard that grapefruit juice can interact with medications because it inhibits an enzyme that breaks down drugs in the body. Do any supplements interact the same way with drugs?

CYP3A4 inhibitors, such as grapefruit, can interact with certain medications by inhibiting the liver enzyme that metabolizes many drugs. ConsumerLab.com's answer explains.

CL Answer

How are you staying healthy during the coronavirus pandemic?

Tips for staying healthy during the coronavirus (COVID-19) pandemic. Tips from ConsumerLab members for maintaining physical health, mental health and social well-being during COVID-19.

Recalls & Warnings

September 12, 2024

Root Bioscience Warned for CBD Claims

On August 30, 2024, the FDA issued a warning letter to Root Bioscience Brands, LLC dba Naternal following a review of the company's websites, which found statements made about the company's products, including CBD Oils Move CBD+CBG Oil, Rest CBD+CBN Oil, Nurture Broad Spectrum ...

Recalls & Warnings

November 03, 2022

Seller of CBD Warned for COVID-19 Claims

On November 1, 2022, the FDA issued a warning letter to Alternative Health Distribution LLC (d/b/a CannaAid) following a review of the company’s website, which found statements about the company’s cannabidiol (CBD) products to be drug claims.

CL Answer

Which supplements can help to lower blood pressure?

Supplements to lower blood pressure, including CoQ10, vitamin C, fish oil, and olive oil, are all explored to find out what works.

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.

News Release

September 18, 2020

Analysis of CBD Products Shows Price Drop and Lower Levels of THC

White Plains, New York, September 18, 2020 — The recent analysis by ConsumerLab of CBD and hemp extract products revealed a 70% drop in the lowest cost to get CBD since 2018 as well as fewer products containing detectable amounts of THC, a psychoactive compound in hemp.

Recalls & Warnings

July 06, 2021

CBD Products Were Promoted to Treat Cancer and Alzheimer's Without Proof, Says FTC

On July 6, 2021, the Federal Trade Commission (FTC) announced that it has approved a final administrative consent orders against Kushly Industries LLC and the company's owner, Cody Alt, for allegedly making unsupported health claims about its CBD products.

Recalls & Warnings

May 14, 2021

Maker of Care by Design CBD Settles Charges of Unsupported Claims

On May 5, 2021, Cannacraft, Inc.

Recalls & Warnings

July 23, 2019

FDA Warns Seller of CBD Lotions, Patches, Tinctures and Pet Products

On July 22, 2019, the FDA issued a warning letter to Curaleaf, Inc.

CL Answer

Is there a risk of liver toxicity with certain supplements?

Find out if there is risk of liver damage from supplements such as green tea, niacin, red yeast rice and vitamin A.

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.

Recalls & Warnings

August 08, 2022

Seller of CBD Warned for COVID-19 Claims

On August 4, 2022, the FDA sent a warning letter to FluxxLab LLC following a review of the company’s website and social media which found statements about the company’s Covid-19 Immune Support Tincture and CBDA+CBD Oil Tincture products to be drug claims because they ...

Recalls & Warnings

May 16, 2020

CBD Oil Recalled, Risk of High Lead Exposure

On May 15, 2020, Summitt Labs issued a recall of one batch of KORE ORGANIC Watermelon CBD Oil Tincture due to contamination with lead. A random sample of this product tested by the Florida Department of Agriculture and Consumer Services found it to contain lead levels at 4.7 ppm.

Recalls & Warnings

October 22, 2019

Company Marketing CBD for Use in Infants and Children Gets Strong Warning

On October 10, 2019, the FDA and FTC issued a joint warning letter to Rooted Apothecary LLC for "illegally selling unapproved products containing cannabidiol (CBD) online with unsubstantiated claims" including that the products could treat teething pain and ear aches in infants, autism, ...

Recalls & Warnings

June 23, 2020

Seller of CBD Tinctures and "Immune Boost Packs" Warned for Coronavirus Claims

On June 18, 2020, the FDA issued a warning letter to Project 1600 Inc. for selling CBD products with unsupported claims that they can treat coronavirus (COVID-19).

Recalls & Warnings

May 23, 2020

BIOTA Biosciences Recalls Injectable CBD and Curcumin Products

On May 20, 2020, BIOTA Biosciences LLC issued a recall of five lots of three injectable products because they were marketed without FDA approval.

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.

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.

Recalls & Warnings

May 28, 2020

FDA Warns Sellers of CBD, Colloidal Silver, Essential Oils, and More Promoted to Treat Coronavirus

On May 26, 2020, the FDA issued warning letters to four companies for selling products such as CBD, essential oils, colloidal silver, and vitamins with unsupported claims that they can treat coronavirus (COVID-19).

Recalls & Warnings

May 26, 2020

Seller of Vitamin and CBD "NoronaPak" Warned for Coronavirus Claims

On May 21, 2020, the FDA issued a warning letter to Apollo Holding LLC for promoting a kit containing vitamins and CBD with unsupported claims that they can treat coronavirus (COVID-19).

Recalls & Warnings

April 25, 2020

Injectable Curcumin, CBD Are Not Safe, Warns FDA

On April 9, 2020, the FDA issued a warning letter to BIOTA Biosciences LLC following a review of the company's website, which found statements made about some of the company's, products, including Canabidiol (CBD) Complex, Cannabidiol+Curcumin, and Curcumin Complex to be ...

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.

Recalls & Warnings

February 13, 2016

Cannabis Compound Not Permitted in Supplements, FDA Warns

On February 4, 2016, the FDA issued warning letters to eight companies selling products containing cannabidiol (CBD), a compound derived from cannabis (also known as marijuana). In the U.S., cannabidiol is not permitted to be sold as an ingredient in dietary supplements.

Recalls & Warnings

February 16, 2021

Seller of BioCBD+ Products Warned for COVID-19 and Drug Claims

On February 11, 2021, the FDA issued a warning letter to Evolved Ayurvedic Discoveries, Inc.

Recalls & Warnings

April 11, 2020

FDA Warns Sellers of CBD, Colloidal Silver & Natural Remedies Promoted to Treat Coronavirus

Between April 7 and April 9, 2020, the FDA issued warning letters to five companies for selling products such as CBD, colloidal silver, and natural treatments with unsupported claims that they can treat coronavirus (COVID-19).

Recalls & Warnings

April 01, 2020

NeuroXPF CBD Warned for Making Coronavirus Claims

On March 31, 2020, the FDA issued a warning letter to NeuroXPF for selling products with unsupported claims that they can treat coronavirus (COVID-19).

Recalls & Warnings

April 21, 2020

CanaBD Warned for CBD Coronavirus Claims

On April 16, 2020, the FDA issued a warning letter to Nova Botanix LTD DBA CanaBD for selling products with unsupported claims that they can treat coronavirus (COVID-19).

Recalls & Warnings

June 05, 2020

Seller of CBD, Sleep Aids, and Cold & Flu Products Warned for Manufacturing Violations

On April 28, 2020, the FDA issued a warning letter to The Dragontree Apothecary LLC, which found the company's Sleep Support, Anxiety Relief, Cold & Flu Relief, and Inflammation Relief to be adulterated because they were prepared, packed, or held under conditions that ...

Recalls & Warnings

July 10, 2020

Seller of Thrive "Anti-Viral" Supplement Barred from Making Unproven Coronavirus and Cancer Claims

On July 10, 2020, the Federal Trade Commission (FTC) barred marketer Marc Ching from making unsubstantiated claims that the supplement Thrive can treat, prevent, or reduce the risk of coronavirus (COVID-19). Thrive consists mainly of vitamin C and herbal extracts.

Recalls & Warnings

August 25, 2020

Seller of CBD and NAC Warned for Coronavirus Claims

On August 19, 2020, the FDA issued a warning letter to Living Senior, LLC for selling CBD and NAC products with unsupported claims that they can treat coronavirus (COVID-19).

CL Answer

I have IBS and don't want to take medication if I can help it. I've heard that peppermint works for IBS, but is there good research to support this?

Information about using peppermint oil for irritable bowel syndrome (IBS), including clinical evidence, dosage, safety and more.

CL Answer

What is GABA (gamma-aminobutyric acid)? Is it beneficial for stress, anxiety, insomnia or other conditions, and is it safe?

Find out about GABA (gamma-aminobutyric acid), including if it's beneficial for insomnia, epilepsy, stress and anxiety, high blood pressure and building muscle, and learn if taking GABA supplements is safe.

CL Answer

I have low blood pressure. Are there any supplements I should avoid?

Find out which supplements can cause decreases in blood pressure, including melatonin, arginine, magnesium, and calcium.

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

November 07, 2017

Most CBD Oils, Tinctures, Vapors Labeled Inaccurately

Only 31% of CBD (cannabidiol) extracts sold online were found to contain their listed amounts of CBD, according to research published this week in the Journal of the American Medical Association (Bonn-Miller, JAMA 2017).

CL Answer

I take warfarin (Coumadin), an anticoagulant drug. Are there supplements I should avoid, or be taking, due to this drug?

Find out which supplements should be avoided when taking blood thinners (anticoagulants) like warfarin (Coumadin), including vitamin K, St. John's wort, and curcumin.

CL Answer

Which supplements should be taken with food?

Find out which supplements should be taken with food, including vitamins A, D, E, and K, fish oil, and CoQ10.

CL Answer

Hemp Seeds: Health Benefits, Safety, and What To Consider When Picking a Product

Hemp seeds are promoted for heart health, diabetes, boosting testosterone, and other conditions, but do they work? Find out and learn about potential safety concerns.

Recalls & Warnings

November 01, 2017

Hemp Oil and Cannabidiol (CBD) Marketers Warned by FDA Over Claims

On November 1, 2017, the FDA announced it issued warning letters to four companies promoting products containing cannabidiol (CBD), a compound derived from cannabis (also known as marijuana), for the treatment of cancer, as well as other diseases, such as Alzheimer's disease. In the U.

Product Review

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

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

CL Answer

Are there supplements I should take, or take differently, when intermittent fasting?

Supplements that may help when intermittent fasting. Information about whey protein, CoQ10, magnesium and others, plus coffee, fiber and more.

CL Answer

With herbal supplements, what is the difference between root powder and root extract? Does it matter?

Learn more about the different forms of herbal supplements, including aloe, boswellia, ginkgo, green tea, and milk thistle.

Recalls & Warnings

July 16, 2019

FDA Warns Seller of Magnesium and CBD

On July 9, 2019, the FDA issued a warning letter to Ceba-Tek, Inc.

Recalls & Warnings

May 19, 2020

FDA Warns Sellers of CBD, Kratom, Vitamin C, and More for Coronavirus Claims

Between May 11 and May 14, 2020, the FDA issued warning letters to five companies for selling products such as vitamin C, immune boosters, kratom, and CBD with unsupported claims that they can treat coronavirus (COVID-19).

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

May 02, 2020

Seller of Botanical and CBD Oil Patches Warned for Coronavirus Claims

On April 27, 2020, the FDA issued a warning letter to Santiste Labs LLC for promoting its transdermal patches containing botanical oils and/or CBD with unsupported claims that they can treat coronavirus (COVID-19).

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.

Recalls & Warnings

October 03, 2024

High THC, Toxic Heavy Metals, and Psilocybin Found in Hemp Products

Over 80% of hemp-derived products purchased at various smoke shops, gas stations and specialty CBD vape shops in Delaware were found to contain higher levels of THC (tetrahydrocannabinol, a psychoactive compound) than expected or permitted by law, according to a secret shopper survey conducted by ...

CL Answer

Do any supplements, foods, or oils help reduce muscle pain, muscle cramps, or nighttime leg cramps?

Find out which supplements, and topical products such as magnesium creams, can help reduce muscle pain, leg cramps, and nighttime leg cramps, and which may worsen muscle cramps. Also, learn about vitamin and mineral deficiencies and common medications that can cause muscle cramps and nocturnal leg cramps.

Recalls & Warnings

May 11, 2022

FDA Warns 10 Companies for Selling Workout Supplements With Dangerous Ingredients

On May 4, 2022, the FDA issued warning letters to 10 companies for selling products promoted for muscle building, fat burning and other uses that contain potentially dangerous ingredients not permitted in dietary supplements, including hordenine, higenamine, 5-alpha-hydroxy-laxogenin, and CBD.

CL Answer

Are there supplements I should avoid when taking apixaban (Eliquis) or similar blood thinner drugs like Xarelto?

Learn about supplement interactions with apixaban (Eliquis), rivaroxaban (Xarelto) and other blood thinner drugs in the direct factor Xa inhibitors class.

Recalls & Warnings

June 20, 2020

FTC Warns 30 More Companies for Coronavirus Claims

On June 18, 2020, the FTC announced that it sent warning letters to 30 companies for selling products such as immune system boosters, colloidal silver, vitamin C, and CBD with unsupported claims that they can treat coronavirus (COVID-19).

Recalls & Warnings

December 02, 2020

FDA Warns Sellers of Unapproved COVID-19 Tests, CBD Products

On November 23 and November 30, 2020, the FDA issued warning letters to Industry Lab Diagnostic Partners and Avazo-Healthcare, LLC, respectively, for selling unapproved, adulterated, and misbranded tests for coronavirus (COVID-19).

News Release

March 04, 2020

CBD Most Often Used for Pain, Then Sleep, According to CL Survey. Half of Users Think It Works.

White Plains, New York, March 4, 2020 — A recent survey of 9,782 people who use dietary supplements found that 14.5% of respondents purchased CBD (or hemp extract, which is a source of CBD) in 2019. The survey asked those people what they used CBD for and whether or not they thought it worked.

CL Answer

Which supplements can help me sleep and which cause insomnia?

Find out which supplements may improve sleep, including melatonin, L-tryptophan, and magnesium, and which may make sleeping more difficult.

News Release

February 29, 2020

Collagen and Magnesium Rise in Popularity, as Fish Oil and Curcumin Dip in Latest ConsumerLab Survey of Supplement Users

White Plains, New York, February 29, 2020 — A recent survey of 9,782 people who use dietary supplements shows that collagen (+ 4.1 percentage points), magnesium (+ 2.3 pts) and CBD (+ 2.

Recalls & Warnings

March 09, 2022

FDA Warns Seller of Magnesium, CBD, Herbal Extracts & More

On February 9, 2022, the FDA issued a warning letter to Bea Lydecker’s Naturals, Inc.

Recalls & Warnings

June 17, 2024

Do Not Consume Diamond Shruumz Products, Warns CDC and FDA

On June 12, 2024, the Center for Disease Control and Prevention (CDC), Food and Drug Administration (FDA), and America’s Poison Centers warned consumers not to buy or consume Diamond Shruumz chocolate bars, cones, and gummies.

CL Answer

Are there any supplements I should avoid when taking acetaminophen (Tylenol)?

Find out if there are any supplements that should be avoided when taking acetaminophen (Tylenol).

Recalls & Warnings

June 20, 2020

FDA Warns Companies Selling Unapproved COVID-19 Tests

On June 17, the FDA issued warning letters to three companies for marketing unapproved, adulterated or misbranded antibody tests for coronavirus (COVID-19).

Recalls & Warnings

June 05, 2020

Seller of Silver and Vitamin C Lozenges & More Warned for Coronavirus Claims

On June 1, 2020, the FDA issued a warning letter to Dr.

Recalls & Warnings

July 21, 2020

51 CBD Products Recalled Due to Lead Contamination

On June 23, 2020, InHe Manufacturing, LLC and MHR Brands issued a recall of fifty-one CBD products due to contamination and/or potential with lead. Thirty-six of the products are marketed for people and fifteen of the products are marketed for pets.

Recalls & Warnings

February 01, 2022

Complaint Submitted to FTC for doTerra Essential Oil COVID Claims

On January 28, 2022, the website truthinadvertising.org submitted a complaint to the Federal Trade Commission (FTC) against doTerra International, LLC. following a series of Zoom calls from the company titled "Protocols for the Current Climate.

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

September 26, 2014

FDA Warns Seller of Supplements and Chocolate Promoted to Treat Ebola

On September 23, 2014, the FDA issued a warning letter to Natural Solutions Foundation, following a review of the company's websites which found statements made about Silver Sol Nano Silver (also called The Silver Solution) and CBD Organic Dark Chocolate Bars (also called High Potency CBD Hemp Oil) ...

Recalls & Warnings

September 08, 2020

Holistic Healthy Pet Warned for Drug Claims

On August 25, 2020, the FDA issued a warning letter to Savvy Holistic Health dba Holistic Healthy Pet following a review of the company's website, which found statements made about some of the company's products, including Doctor's Best for Your Pets, Savvy Holistic Health Pet Essences, ...

Recalls & Warnings

February 06, 2023

FDA Warns Companies Promoting Products to Treat Monkeypox, COVID-19, & Other Viruses

On January 30, 2023, the FDA issued a warning letter to four companies following review of the company websites, which found statements about company products to be drug claims because they were promoted to mitigate, prevent, treat, diagnose, or cure viruses such as monkeypox.

Recalls & Warnings

April 22, 2024

Primal Kitchen Avocado Oil Recalled Due to Potential for Glass Bottle to Break

On April 19, 2024, Primal Kitchen issued a recall of approximately 2,060 cases of Primal Kitchen Avocado Oil (750 mL) because the glass bottle may be prone to breaking.

Recalls & Warnings

March 02, 2021

FDA Warns Seller of Vitamin C, Silver Spray

On March 1, 2021, the FDA issued a warning letter to Ageless Global, LLC following a review of the company's websites for selling Immunoral, Immune Plus, MD Immune Support Spray, and MD CVK-365 Mouth Spray with unsupported claims that they can treat coronavirus (COVID-19).

Recalls & Warnings

July 18, 2022

CVS, Target, Walgreens, and Other Oral Magnesium Citrate Laxatives Recalled Due to Bacterial Contamination

On July 14, 2022, Magnesium Citrate Laxative Oral Solution Lemon Flavor products manufactured by Vi-Jon, LLC and sold under various store brand names were recalled after testing identified the presence of the bacteria Gluconacetobacter liquefaciens.

News Release

February 25, 2020

Top-rated Vitamin and Supplement Brands and Merchants for 2020 Based on Consumer Satisfaction -- Results of the ConsumerLab.com Survey of Vitamin & Supplement Users

White Plains, New York, February 25, 2020 — Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 9,782 responses collected in late November and early December 2019.

Recalls & Warnings

June 23, 2020

KBMO Diagnostics Warned for Unapproved COVID-19 Test

On June 17, the FDA issued a warning letter to KBMO Diagnostics, LLC for selling the product COVID-19 Fingerstick Test Kit, an unapproved, adulterated and misbranded antibody test for coronavirus (COVID-19).

Recalls & Warnings

June 23, 2020

North Isle Wellness Center Warned for Coronavirus Claims

On June 19, 2020, the FDA issued a warning letter to North Isle Wellness Center for selling products with unsupported claims that they can treat coronavirus (COVID-19).

Recalls & Warnings

June 16, 2020

FDA Warns Four Companies for Unsafe "Homeopathic" Injectables

On June 16, 2020, the FDA issued warning letters to four manufacturers of unapproved injectable drugs labeled as homeopathic.

Recalls & Warnings

April 03, 2024

FDA Warns Ambaya Gold for Promoting Products for Depression, Cancer, & Arthritis

On December 5, 2023, the FDA issued a Warning Letter to Ambaya Gold Health Products, LLC following review of the company’s website and social media, which found statements about the company’s Brain Balance, Immune System Boost, Dentist In A Bottle, Essensiac, Fulvic Green, Silver ...

Recalls & Warnings

November 27, 2018

More Dog Food Recalled Due to Risk of Vitamin D Toxicity

On November 27, 2018, Sunshine Mills, Inc. issued a recall of select Evolve Puppy, Sportsman's Pride Large Breed Puppy and Triumph Chicken and Rice Dog Food because they may contain elevated levels of vitamin D.

News Release

February 24, 2019

CBD and Collagen Rise in Popularity, as Probiotics and Coconut Oil Dip in Latest ConsumerLab Survey of Supplement Users

White Plains, New York, February 24, 2019 — A recent survey of 10,931 people who use dietary supplements shows that CBD oil (+6.3 percentage points), collagen (+3.6 pts), and bone broth (+2.

Recalls & Warnings

March 21, 2024

Eleven Brands of Sexual Enhancement Supplements Recalled Due to Undeclared Prescription Drugs

On March 19, 2024, Pyramid Wholesale issued a recall of 11 brands of sexual enhancement supplements, including honey-based products, after they were found to contain undeclared sildenafil and tadalafil.

Recalls & Warnings

April 10, 2024

Powerade Variety Packs Recalled

On February 27, 2024, the Coca-Cola Company issued a recall of various lots of Powerade Zero Fruit Punch, Powerade Zero Mixed Berry, and Powerade Mountain Berry Blast electrolyte drinks because the products may contain a foreign metal object, namely a stainless-steel ring.

Recalls & Warnings

April 10, 2021

Companies Deceived Consumers About Fish Oil for Liver Disease, Says FTC

On April 1, 2021, the Federal Trade Commission (FTC) announced that fish oil supplement manufacturer BASF SE and its U.S.

Recalls & Warnings

May 08, 2024

APG SEVEN Warned for Promoting Products for Cancer, Depression, Arthritis, & More

On April 18, 2024, the FDA issued a Warning Letter to APG SEVEN, INC following a review of the company’s product labels, website, and social media, which found statements about the company’s BioMoringa, BioDiabetin, Maca Plus, BioProstate, Immune Support, HongoTrap, Honbacterol, ...

Recalls & Warnings

October 09, 2023

Organifi Settles Charges of Unsupported Claims

Organifi, LLC has agreed to pay $150,000 in civil penalties and $50,000 in investigative costs as restitution to settle charges that the company made unsupported claims that its Gold, Pure, Green Juice, and Red Juice products could balance hormone and cortisol levels, regulate the ...

Recalls & Warnings

March 09, 2023

"Dr. Rima Recommends" Nano Silver Recalled

On March 7, 2023, Natural Solutions Foundation issued a recall of Dr. Rima Recommends Nano Silver 10ppm Dietary Supplement, which was promoted to prevent and/or treat COVID-19.

Recalls & Warnings

March 30, 2023

Seller of Tollovid Supplements Warned for COVID-19 Claims

On November 7, 2022, the FDA issued a warning letter to Todos Medical Ltd, aka Todos Medical USA Inc, following a review of the company’s websites, social media, and Amazon storefronts, which found statements about the company’s Tollovid 3CL Protease Inhibitor Delayed Release ...

Recalls & Warnings

April 24, 2023

FTC Warns Almost 700 Companies: Unsupported Health Claims May Result in Substantial Civil Penalties

On April 13, 2023, the Federal Trade Commission (FTC) notified approximately 670 companies that market over-the-counter (OTC) drugs, homeopathic products, dietary supplements, or functional foods that they could incur significant civil penalties if they make unsubstantiated claims about the ...

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.

Recalls & Warnings

December 29, 2022

EarthLab, Inc. Warned for Promoting Curcumin, Elderberry to Treat Pain & Flu

On November 10, 2022, the FDA issued a warning letter to EarthLab, Inc., dba Wise Woman Herbals following inspection of the company’s website which found statements about the company’s products to be drug claims because they suggest the products can prevent or treat disease.

Recalls & Warnings

November 21, 2022

6 Supplement Companies Warned by FDA for Making Cholesterol Claims

On May 4, 2022, the FDA issued warning letters to six supplement companies following review that found statements made on company websites and Walmart purchase pages suggesting the products could lower cholesterol to be drug claims, which are not permitted for dietary supplements.

Recalls & Warnings

November 28, 2022

Seller of Elderberry, Tea Warned for Claims of Treating Cold, Flu, Cancer

On October 18, 2022, the FDA issued a warning letter to Rosebud’s Ranch and Garden, LLC after inspection of the company’s website and social media found statements about the company’s Domestic Divas – Colds and Flu (Tea), Domestic Divas - No Pain No Gain Tea, Green ...

Recalls & Warnings

November 06, 2018

Dog Food Recalled After Reports of Vitamin D Toxicity

On November 2, 2018, Natural Life Pet Products and Nutrisca issued a recall of certain dry dog foods because they contain elevated levels of vitamin D. The elevated levels of vitamin D were found during an investigation into several reports of vitamin D toxicity by pet owners.

Recalls & Warnings

May 02, 2020

Hopewell Essential Oils Warned for Coronavirus Claims

On April 27, 2020, the FDA issued a warning letter to Hopewell Essential Oils for selling its essential oils with unsupported claims that they can treat coronavirus (COVID-19).

Recalls & Warnings

April 17, 2020

Earth Angel Oils Warned for Coronavirus Claims

On April 14, 2020, the FDA issued a warning letter to Earth Angel Oils for selling products with unsupported claims that they can treat coronavirus (COVID-19).

Recalls & Warnings

August 08, 2022

Woman Pleads Guilty for Selling and Promoting Products to Treat COVID-19

On July 27, 2022, Diana Daffin, owner of Savvy Holistic Health pleaded guilty to selling products with claims they could treat COVID-19 and promised “Immunity for Humans.” The products were sold under the HAMPL brand name.

Recalls & Warnings

July 14, 2022

FDA Warns Seller of Unauthorized COVID-19 Tests

On June 30, 2022, the FDA issued a warning letter to W.H.P.M, Inc. for distributing COVID antigen tests without approval, clearance, or authorization from the FDA while claiming to mitigate, prevent, treat, diagnose, or cure COVID-19 in people.

Recalls & Warnings

February 09, 2022

FDA Warns Seller of Colloidal Silver Eye Drops, Copper Products & More

On February 1, 2022, the FDA issued a warning letter to New Earth Healing Essentials, LLC d/b/a 5D Full Disclosure following a review of the company’s website, which found statements made about some of the company's products, including Plasma Colloidal Silver Eyedrops, Gaia’s ...

Recalls & Warnings

February 17, 2022

Seller of L-Theanine, Lutein, Noopept and More Warned for Drug Claims

On February 4, 2022, the FDA issued a warning letter to Crystal Clear Supplements following a review of the company’s website and social media which found statements about Tianeptine Sodium Powder, Tianeptine Sulfate Powder, PEA Capsules, Phenibut Capsules, Synephrine Powder, Noopept ...

Recalls & Warnings

August 03, 2023

Arsenic Poisoning in U.S. from Ayurvedic Supplements

A 75-year-old woman in California experienced arsenic poisoning after taking Ayurvedic supplements prescribed to her by a holistic energy healer, according to a report published in July in Clinical Case Reports.

Recalls & Warnings

July 07, 2020

Sellers of Essential Oils, Hand Sanitizers and More Warned for Coronavirus Claims

The FDA recently issued warning letters to five companies for selling products such as essential oils, homeopathic products, and Chinese herbal products with unsupported claims that they can treat coronavirus (COVID-19).

Recalls & Warnings

May 12, 2020

FDA Warns Seller of "COVID-19 Cough Syrup"

On May 8, 2020, the FDA issued a warning letter to Seanjari Preeti Womb Healing, L.L.C. for selling its product COVID-19 Cough Syrup with unsupported claims that it can treat coronavirus (COVID-19).

Recalls & Warnings

May 12, 2020

Plum Dragon Herbs Warned for Coronavirus Claims

On May 8, 2020, the FDA issued a warning letter to Plum Dragon Herbs, Inc. for selling Chinese medicine products with unsupported claims that they can treat coronavirus (COVID-19).

Recalls & Warnings

February 05, 2019

Hill's Science Diet, Prescription Diet Dog Food Recalled Due to Risk of Vitamin D Toxicity

Recall Expanded (3/20/19): This recall was expanded to include additional products.

Recalls & Warnings

May 09, 2020

Federal Court Orders Seller to Stop Promoting Silver Product as Coronavirus Cure

On April 29, 2020, a federal court in Utah announced that it has obtained a temporary restraining order preventing Gordon Pedersen and his companies, My Doctor Suggests LLC and GP Silver LLC, from promoting fake treatments for coronavirus (COVID-19).

Recalls & Warnings

April 11, 2020

FDA Warns Seller of Products Promoted to Treat Coronavirus in Pets and Humans

On April 7, 2020, the FDA issued a warning letter to Savvy Holistic Health dba Holistic Healthy Pet for selling products intended for pets and humans with unsupported claims that they can treat coronavirus (COVID-19).

Recalls & Warnings

August 10, 2020

Seller Indicted for Promoting Silver Product as Coronavirus Cure

On July 28, 2020, Utah resident Gordon Pedersen was indicted by a federal grand jury for posing as a medical doctor to sell an unapproved treatment for coronavirus (COVID-19).

Recalls & Warnings

April 24, 2021

Durisan Recalls Hand Sanitizer Due to Microbial Contamination

On April 10, 2021, Durisan announced a recall expansion of Durisan Antimicrobial Hand Sanitizer, NonAlcohol to include non-expired products because they may be contaminated with the bacterium Burkholderia contaminans.

Recalls & Warnings

July 10, 2018

Blissful Remedies Kratom Recalled Due to Salmonella Risk

On June 30, 2018, Blissful Remedies issued a recall of three kratom products because they have the potential to be contaminated with Salmonella.  

Recalls & Warnings

July 10, 2020

FTC Charges Seller With Falsely Promising Consumers Next Day Shipping of Face Masks and Other PPE

On July 8, 2020, the Federal Trade Commission (FTC) charged the online marketer SuperGoodDeals.com, Inc. and its owner, Kevin J. Lipsitz, with falsely promising consumers next-day shipping of facemasks and other personal protective equipment (PPE) to use during the coronavirus pandemic.

Recalls & Warnings

July 10, 2020

Seller of Hand Sanitizer "Alternative" Warned for Coronavirus Claims

On July 7, 2020, the FDA issued a warning letter to Ionogen, LLC for selling products with unsupported claims that they can treat coronavirus (COVID-19).

Recalls & Warnings

April 14, 2020

Herbs of Kedem Warned for Making Coronavirus Claims

On April 10, 2020, the FDA issued a warning letter to Herbs of Kedem for selling products with unsupported claims that they can treat coronavirus (COVID-19).

Recalls & Warnings

April 21, 2020

U.S. Attorney's Office Bars Chiropractor from Selling Fake Coronavirus Cures

On April 17, 2020, the United States Attorney's Office for the Northern District of Texas announced that it has obtained a temporary restraining order preventing a chiropractor from promoting fake treatments for coronavirus (COVID-19). Dr. Ray L.

Recalls & Warnings

June 25, 2020

"Anti-Viral" Supplement Recalled for Unsupported Coronavirus Claims

On June 23, 2020, Golden Nutrition Inc. issued a recall of four lots of Anti-Viral Immune Enhancement Capsules because the label makes unsupported health claims to "help fight corona virus and influenza.

Recalls & Warnings

June 05, 2020

LifeHealth Science Warned for Manufacturing Violations

On May 15, 2020, the FDA issued a warning letter to LifeHealth Science, which found the company's ORËÁ product to be adulterated because it was prepared, packed, or held under conditions that violate Current Good Manufacturing Practices for dietary supplements.

Recalls & Warnings

August 08, 2022

Recall of Oral Magnesium Laxatives Expanded

On August 3, 2022, Plastikon Healthcare, LLC issued a recall of multiple oral suspension products due to microbial contamination.

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).

News Release

February 15, 2018

Tests Reveal How Much CBD is Really in CBD and Hemp Oils -- Some Don't Provide Amounts of CBD Listed on Labels

White Plains, New York, February 15, 2018 (UPDATED 2/11/19) — CBD (cannabidiol) has become popular for treating pain, helping with anxiety and insomnia, and a variety of other conditions, despite the fact that the FDA has stated it cannot legally be sold as a ...

Recalls & Warnings

October 30, 2020

Seller of Vitamin C, Vitamin D, Ashwagandha, and More Warned for COVID-19 Claims

On October 23, 2020, the FDA issued a warning letter to Predator Nutrition for selling the products Elixir, Salidroside, Unbreakable, Vitamin C + Bioflavonoids & Rosehip, Vitamin D3, and Ashwagandha with unsupported claims that they can treat coronavirus (COVID-19).

Recalls & Warnings

October 30, 2020

Seller of Elderberry and Honey Products Warned for COVID-19 Claims

On October 23, 2020, the FDA issued a warning letter to Beepothecary LLC for selling the products BEEHive Delight, BEEbread, and Elderberry, Honey & Propolis Syrup with unsupported claims that they can treat coronavirus (COVID-19).

Recalls & Warnings

October 30, 2020

Simple Silver Cannot Be Promoted to Prevent or Treat COVID-19

On October 23, 2020, the FDA issued a warning letter to Peterson Research Laboratories LLC for selling the product Simple Silver with unsupported claims that it can treat coronavirus (COVID-19).

Recalls & Warnings

October 19, 2020

Seller of Thrive "Anti-Viral" Supplements Settles with FTC for Unproven Coronavirus and Cancer Claims

On October 19, 2020, the Federal Trade Commission (FTC) approved an administrative consent order to settle charges that marketer Marc Ching was making unsubstantiated claims that the supplement Thrive can treat, prevent, or reduce the risk of coronavirus (COVID-19).

Recalls & Warnings

October 12, 2020

Griffo Botanicals Warned for COVID-19 Claims

On October 7, 2020, the FDA issued a warning letter to Griffo Botanicals for selling various herbal products, including BaseCamp, Gan Mao, Febris, Fortifend, Xiao Chai Hu, HuBei #1, Qing Fei Pai Du, Solis, and WuHan #2, with unsupported claims that they can treat coronavirus ...

Recalls & Warnings

October 12, 2020

Prairie Dawn Herbs Warned for COVID-19 Claims

On October 7, 2020, the FDA issued a warning letter to Prairie Dawn Herbs for selling various herbal products with unsupported claims that they can treat coronavirus (COVID-19).

Recalls & Warnings

October 02, 2020

Tonic Therapeutic Herb Shop & Elixir Bar Warned for COVID-19 Claims

On September 29, 2020, the FDA issued a warning letter to Tonic Therapeutic Herb Shop & Elixir Bar for selling various herbal products, including Tonic Therapeutic Herb Shop & Elixir Bar, with unsupported claims that they can treat coronavirus (COVID-19).

Recalls & Warnings

September 29, 2020

FDA Warns Consumers about Fraudulent Tests, Vaccines, and Treatments for COVID-19

On September 21, 2020, the FDA released a statement warning consumers not to buy or use "questionable products" that claim to help diagnose, treat, cure, or prevent coronavirus (COVID-19).

Recalls & Warnings

September 15, 2020

FDA Warns Seller of Unapproved "Wondfo Novel Coronavirus Antibody Detection Kit"

On June 29, 2020, the FDA issued a warning letter to Epro E-Commerce Limited dba DealExtreme and DX.com for selling Wondfo Novel Coronavirus (2019-nCoV) Antibody Detection Kit, an unapproved, adulterated, and misbranded antibody test for coronavirus (COVID-19).

Recalls & Warnings

September 15, 2020

FDA Warns Seller of Unapproved "COVID-19 test package"

On June 29, 2020, the FDA issued a warning letter to Pomegranate Consulting, LLC, Pomegranate Consulting, Ltd. dba Glorious One-Pot Meals for selling COVID-19 test package, an unapproved, adulterated, and misbranded antibody test for coronavirus (COVID-19).

Recalls & Warnings

September 11, 2020

Seller of "COVID PACK" Warned for Coronavirus Claims

On September 9, 2020, the FDA issued a warning letter to Pharmacy Plus, Inc. dba Vital Care Compounder for selling COVID PACK and COVID 'POSITIVE' PACK products with unsupported claims that they can treat coronavirus (COVID-19).

Recalls & Warnings

July 03, 2020

Seller of "COVID Supplement Protection Pack" Warned for Coronavirus Claims

On June 30, 2020, the FDA issued a warning letter to Center for Wellness and Integrative Medicine for selling the products COVID Supplement Protection Pack (also referred to as the COVID Household Value Pack), Thymosin-Alpha, and Methylene Blue Capsules with unsupported ...

Recalls & Warnings

June 29, 2020

Seller of Chinese Herbal Medicines Warned for Coronavirus Claims

On June 26, 2020, the FDA issued a warning letter to SuperHealthGuard and Loyal Great International Ltd. for selling traditional Chinese medicine products with unsupported claims that they can treat coronavirus (COVID-19).

Recalls & Warnings

July 14, 2020

Sellers of Miracle Mineral Solution Criminally Charged With Making Coronavirus Claims

On July 8, 2020, federal prosecutors charged the sellers of Miracle Mineral Solution, a toxic bleach solution marketed as a cure for coronavirus (COVID-19), with conspiracy to defraud the United States, conspiracy to violate the Federal Food, Drug and Cosmetic Act, and criminal contempt.

Recalls & Warnings

April 23, 2021

FDA Warns 5 Sellers of Unapproved COVID-19 Tests

Between March 18 and April 6, 2021, the FDA issued warning letters to five companies for selling unapproved, adulterated, and misbranded tests for coronavirus (COVID-19).