Showing Results for Red Yeast Rice
Red Yeast Rice Supplements
Be careful when trying to find best red yeast rice: Our tests of 10 products showed that most contained little or none of the cholesterol-lowering compound lovastatin, and three contained a possible kidney toxin. See which products passed or failed our review and find out which is our Top Pick for red yeast rice.
Red Yeast Rice Supplements Review
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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.
CL Answer
I started taking red yeast rice and soon after developed insomnia. Could my red yeast rice supplement be the problem?
Does red yeast rice make you tired and cause insomnia? ConsumerLab explores this question and other red yeast rice questions. Learn more at ConsumerLab.com.
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.
CL Answer
A red yeast rice ConsumerLab.com showed contained the most lovastatin lowered my cholesterol from 260 to 205. It jumped to 278 when I switched to a cheaper brand! Could it have contained nothing?
Find out if red yeast rice can differ in lovastatin content to lower cholesterol when comparing brands.
CL Answer
If I already take red yeast rice, would adding high-dose niacin help further reduce my cholesterol levels, and would this be safe?
Learn more about the effect of combining red yeast, statins and high-dose niacin on cholesterol and safety.
CL Answer
When is the best time of day to take red yeast rice?
Find out the best time of day to take red yeast rice supplements. Some statins should be taken at night, so should red yeast rice be taken before bedtime too? ConsumerLab.com's answer explains.
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.
CL Answer
I read that statins can cause diabetes. Is this true also with red yeast rice?
Find out if red yeast rice supplements increase the risk of diabetes, as some statin medications do. ConsumerLab.com's answer explains.
Product Review
Cholesterol-Lowering Supplements Review (Sterols/Stanols and Policosanol)
Find the Best Cholesterol-Lowering Supplement. See Which Plant Sterol and Policosanol Supplements Passed Our Tests and Are Our Top Picks.
Product Review
GABA Supplements Review
Does GABA Work As a Supplement?
Product Review
Saffron Supplements Review
See How Saffron Supplements Compare and What They Do
CL Answer
To lower my cholesterol, I am taking a phytosterol supplement. Will taking other supplements, like red yeast rice or fish oil, help lower my cholesterol even further?
Learn more about combining phytosterols and other cholesterol-lowering supplements like red yeast rice or fish oil.
CL Answer
When taking a statin drug like Lipitor or Crestor, are there supplements I should avoid or take?
Learn about the interactions between certain supplements and atorvastatin (Lipitor), rosuvastatin (Crestor), and other cholesterol-lowering statins.
News Release
December 07, 2023
Best Shelled Walnuts According to ConsumerLab Tests
White Plains, New York, December 7, 2023 — Fresh walnuts are rich in healthful, unsaturated fats, protein, fiber, and certain vitamins and minerals, but how fresh and pure are packaged, shelled walnuts? And does higher cost guarantee better quality or taste? To find out, ConsumerLab recently ...
News Release
March 28, 2023
Expanded Flaxseed Testing by ConsumerLab Reveals More Cadmium Contamination – Several Quality Products Also Identified
White Plains, New York, March 28, 2023 — Due to concerning levels of cadmium ConsumerLab discovered in its tests of flaxseed products in January 2023, ConsumerLab recently purchased and tested seven additional whole and ground flaxseed products.
News Release
January 12, 2023
High Levels of Cadmium Found In Whole and Ground Flaxseed In ConsumerLab Tests
White Plains, New York, January 12, 2023 — Recent ConsumerLab tests revealed concerning levels of cadmium, a toxic heavy metal, in several popular flaxseed products which, otherwise, provided the listed amounts of healthy fats, fiber, and protein without microbial contamination.
Clinical Update
8/14/2018
Red Yeast Rice and Diet
Can taking red yeast rice lower cholesterol levels on top of reductions achieved by switching to a Mediterranean diet? See what a new study showed in the What It Does section of the Red Yeast Rice Review.
Also, be aware that red yeast rice may aggravate symptoms of a neurological disorder, as described in a recent case report noted in the Concerns and Cautions section of the Red Yeast Rice Review.
News Release
June 30, 2022
Best Protein Shakes & Drinks According to ConsumerLab Tests. Lead, Excess Sodium Found in Some
White Plains, New York, June 30, 2022 — Consumers may get more sodium, fat, calories, or even lead, than they bargained for from some protein supplements, according to recent ConsumerLab tests of over 20 popular protein powders and shakes.
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.
Clinical Update
2/08/2020
Red Yeast Rice and Diabetes?
The use of statin drugs, like lovastatin (Mevacor) is associated with an increase in the risk of developing diabetes. But does red yeast rice carry the same risk? See what a large study found in the Concerns and Cautions section of the Red Yeast Rice Review. Also see our Top Pick for red yeast rice.
Clinical Update
1/17/2017
Red Yeast Rice Concerns
A review of adverse events associated with the use of red yeast rice products in Italy led researchers to suggest monitoring for signs of muscle and liver injury when using red yeast rice. For more details, see the "Cautions and Concerns" section of the Red Yeast Rice Supplements Review (which includes our tests of products) >>
Clinical Update
10/26/2018
Extra Help From Red Yeast Rice?
Can red yeast rice lower cholesterol levels in people already taking the non-statin medications evolocumab and ezetimibe? Find out in our update to the What It Does section of the Red Yeast Rice Supplements Review. (Also see our Top Pick for red yeast rice.)
Clinical Update
5/26/2017
Red Yeast Rice Better Than Statin?
Red yeast rice lowered cholesterol as well as a statin drug but with a lower rate of muscular side-effects, according to a new study. Other studies have shown similar results. But is red yeast rice right for you? There are pros and cons. See the "What It Does" section of the Red Yeast Rice Supplements Review for more details. Also see "What CL Found" when popular brands of this supplement were tested.
Clinical Update
2/24/2013
Red Yeast Rice Supplements Unchecked
University researchers recently asked the FDA whether it was testing or keeping track of red yeast rice supplements -- which can lower cholesterol levels. The answer was no. However, the researcher noted, ConsumerLab.com periodically tests these products, checking for levels of active compounds as well as a potential toxin which can occur in red yeast rice. Get more details and results of our product tests in the Red Yeast Rice Supplements Review >>
Clinical Update
10/23/2020
Side Effects of Red Yeast Rice
As with prescription statin medications for lowering cholesterol, serious side effects can occur with red yeast rice. See what a new review of reported side effects showed in the Concerns and Cautions section of our Red Yeast Rice Supplements Review. Also see our Top Pick for red yeast rice.
Clinical Update
11/11/2020
A Different Red Yeast Rice
A CL member asked about a newer type of red yeast rice known as Ankascin 568-R Plus. We’ve added information about it to our Red Yeast Rice Review. Also see our Top Pick for red yeast rice.
Clinical Update
10/02/2021
Low-Dose Red Yeast Rice for Cholesterol?
Can a low dose of red yeast rice significantly lower cholesterol levels? See what a recent clinical study found in the What It Does section of our Red Yeast Rice Supplements Review. Also see our Top Pick among red yeast rice supplements.
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.
News Release
May 26, 2022
50% of Red Yeast Rice Supplements Fail ConsumerLab Tests
White Plains, New York, May 26, 2022 — Red yeast rice naturally contains cholesterol-lowering lovastatin compounds. However, recent ConsumerLab tests of popular red yeast rice products on the market revealed many did not contain any detectable lovastatin.
CL Answer
I have been having dizziness for the past few months and am wondering if it could be a side effect of supplements I take. Which supplements cause dizziness?
Find out which supplements that may cause dizziness, vertigo, or imbalance, including garlic, melatonin, saw palmetto, and red yeast rice.
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
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
How do I choose the best CoQ10 supplement?
Looking to choose the best CoQ10 brand supplement? Understand which CoQ10 you are buying, differences in dose, absorption, quality and more. ConsumerLab explores this topic.
Clinical Update
6/24/2017
Red Yeast Rice Variability
While red yeast rice can significantly reduce high levels of LDL ("bad") cholesterol, a recently published analysis of 28 brands re-emphasized the fact that amounts of active, cholesterol-lowering compounds can range from none to potent levels, yet this information is not found on labels. Read about the recent study and find out which products ConsumerLab has identified as the least and most potent in the Red Yeast Rice Supplements Review >>
Clinical Update
3/26/2019
Red Yeast Rice & Liver Injury
Hepatitis was recently reported in a woman in the U.S. who was taking a red yeast rice supplement. Other cases have been reported. For details, see the Concerns and Cautions section of the Red Yeast Rice Supplements Review. Also see our Top Pick among products.
Clinical Update
5/27/2013
Red Yeast Rice with Sterols?
It is well known that taking a red yeast rice supplement can cause large reductions in LDL "bad" cholesterol and that sterol or stanol esters can lead to modest reductions. But does combining them result in greater benefits than using either alone? A new study says no. It's unclear, however, whether this is always the case. Get details in the updated Red Yeast Rice Supplements Review >>. Also see the updated, Cholesterol Lowering Supplements Review >>
Clinical Update
2/09/2024
Red Yeast Rice
Be aware that some red yeast rice products in the U.S. are higher strength than what’s now permitted in Europe. For details, see our Red Yeast Rice Supplements Review, which includes our Top Pick.
Clinical Update
7/29/2022
Who Should Use Red Yeast Rice
An international panel of experts recently published guidelines for use of red yeast rice. See the details in the ConsumerTips section of our Red Yeast Rice Supplements Review.
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.
CL Answer
Which supplements can help lower my triglycerides?
Find out whether fish oil supplements, or plant-based oil supplements, such as flaxseed oil and echium oil are best for lowering triglyceride levels. ConsumerLab.com's answer explains.
Clinical Update
6/10/2022
Supplement Company Reacts to Our Red Yeast Rice Review
The distributor of a red yeast rice product that was Not Approved in our recent tests has written that it disagrees with our conclusions and recommendations. Learn why and our response to its requests.
Clinical Update
7/25/2021
Cholestene Update
The FDA recently advised consumers not to use the popular red yeast rice product, Cholestene, based on its testing. We asked the FDA what it actually found in Cholestene. Find out what we learned in the Update to our Red Yeast Rice Review.
Clinical Update
9/27/2017
Lowering Cholesterol with Red Yeast Rice and Phytosterols
Red yeast rice and phytosterols help lower cholesterol through different mechanisms. Does combining them help more? See what two studies found in the ConsumerTips section of the Cholesterol-Lowerers Review >>
Clinical Update
9/28/2022
Justifying Bad Red Yeast Rice?
How can a major supplement company justify selling red yeast rice that ConsumerLab discovered to be contaminated and provide barely any active compound? Find out what a CL member was told when she asked the company.
CL Answer
How much should I expect to pay for supplements? Are higher-priced supplements any better than low-priced brands?
Learn about the cost of supplements. Info including the best pricing on fish oil, CoQ10, vitamins C & D, magnesium, and calcium.
CL Answer
I read that sterol supplements to lower cholesterol like CholestOff can block the absorption of vitamins. Is that true?
Find out if CholestOff and other sterol supplements can block vitamin absorption in the body and other safety concerns.
CL Answer
Is it okay to crush or break vitamin pills to lower the dose or mix into food?
Learn about the safety of crushing vitamin pills, tablets, capsules or enteric-coated tablets and ingesting the powder with food, as opposed to taking a whole pill.
CL Answer
What is lunasin and does it really reduce cholesterol?
Lunasin supplement information, whether lunasin can lower cholesterol, safety and side effects, foods that contain lunasin, like soy.
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
June 25, 2014
Red Yeast Rice Product Recalled
On June 24, 2014, Doctor's Best announced a voluntary recall of lot 3121005 (7379 bottles) of Red Yeast Rice dietary supplement, 600 mg Capsules, 120-count bottles.
CL Answer
Which oils can help lower my cholesterol and risk of heart attack? How are coconut oil, olive oil, and fish oil for example?
Find out which fats and oils, such as coconut oil and fish oil, lower cholesterol and lower the risk of cardiovascular disease.
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.
Product Review
Berberine and Goldenseal Supplements Review
Tests Reveal the Best and Worst Berberine and Goldenseal Products
Product Review
Resveratrol Supplements Review (From Red Wine, Knotweed, and Other Sources)
See Which Resveratrol Supplements Were Best In Our Tests and Comparisons. Learn What Resveratrol Can and Can't Do.
CL Answer
Which foods are a good source of B vitamins?
Find out which foods are a good source of B vitamins (like folate and B-12) and when you should take Vitamin B supplements.
CL Answer
Which supplements and foods can help lower or control blood sugar?
Find out which supplements can help lower or control blood sugar. Supplements including turmeric/curcumin, fiber, cinnamon, and ginseng are believed to help lower blood sugar.
Product Review
Menopause Supplements Review (Soy and Red Clover Isoflavones, Black Cohosh) and Progesterone Creams
Choose the Best Menopause Supplement. Find Out Now Which Soy Isoflavone, Red Clover, Black Cohosh, and Progesterone Products Have the Active Compounds You Want!
Recalls & Warnings
August 09, 2007
FDA Warning on Red Yeast Rice Products
On August 9, 2007, the U.S. Food and Drug Administration (FDA) warned consumers not to buy or eat three red yeast rice products promoted and sold on Web sites. The products may contain an unauthorized drug that could be harmful to health.
Clinical Update
1/09/2024
Oats vs Supplement for Cholesterol?
Can eating oats every day reduce total and LDL cholesterol as much as taking a phytosterol/stanol supplement, like Cholestoff? Find out in our Oat Cereals Review. Also see our Top Picks among oat cereals, including steel-cut, rolled, and instant oats, and oat bran.
Also learn about red yeast rice for lowering cholesterol and our Top Pick among such supplements.
Product Review
Lycopene Supplements Review
Find the Best Lycopene Supplements. CL Tests Reveal That Not All Lycopene Supplements Contain What They Claim.
Product Review
Ginseng Supplements Review
Find the Best Ginseng Supplement. Key "Ginsenosides" Found to Range 10-Fold Across Products.
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).
Product Review
Selenium Supplements Review
Choose the Best Selenium Supplement. Find Out If You Need Selenium and Which Supplement Is Our Top Pick.
Recalls & Warnings
October 06, 2020
FDA Warns Seller of Red Yeast Rice, Vitamin D, Blood Pressure Supplements, and More
On August 28, 2020, the FDA issued a warning letter to Dr. Sam Robbins, Inc.
CL Answer
What is the best protein supplement for vegetarians and vegans?
Find out which protein supplements for vegetarians and vegans are best, including those made from whey, casein, soy, rice, pea, and hemp. ConsumerLab.com's answer explains.
Product Review
Iron Supplements Review (Iron Pills, Liquids and Chews)
See Which Iron Supplements Are CL's Top Picks for Different Needs
Product Review
Astaxanthin Supplements Review
See Which Astaxanthin Products Passed or Failed CL's Tests
CL Answer
I've heard that rice has high levels of arsenic. Does that mean rice bran oil does too?
Find out if rice bran oil can contain high levels of arsenic like whole rice and other rice products do.
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 health benefits of nutritional yeast and is it safe?
Learn about the nutritional content and health benefits of nutritional yeast (nooch), evidence for or against nutritional yeast for boosting the immune system, lowering cholesterol and blood sugar, plus safety and side effects of nutritional yeast.
Product Review
L-Lysine Supplements Review
Read L-Lysine Labels Carefully. Some Can Fool You.
Product Review
Alpha Lipoic Acid Supplements Review
Choose the Best Alpha-Lipoic Acid Supplement — See the Amounts of Active "R-Isomer" We Found
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Whole, Ground, Milled, and Cracker Flaxseed Review
High Levels of Cadmium Found in Flaxseed Products — Testing Expanded
Product Review
Multivitamin and Multimineral Supplements Review
Best Multivitamins In 2023 -- Caution with Gummies
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Quercetin & Rutin Supplements Review
Quality's a Concern With Quercetin and Rutin Supplements -- Only 17% of Claimed Amount In One
Product Review
B Vitamin Supplements Review (B Complexes, B6, B12, Biotin, Folate, Niacin, Riboflavin & More)
See Which B Vitamins Are ConsumerLab's Top Picks!
Product Review
Chromium Supplements Review
Chromium Supplements Review. Best Chromium Supplements Identified -- By Strength.
CL Answer
Do gluten-free diets increase your exposure to toxins like arsenic and mercury?
Find out if your gluten-free diet is increasing your exposure to toxic heavy metals like arsenic and mercury.
Product Review
Nattokinase Supplements Review
Choose the Best Nattokinase Supplement. CL Tests Reveal Which Nattokinase Suppplements Provide the Best Quality & Value.
CL Answer
Do probiotics really help prevent or treat vaginal yeast infections?
Information on using probiotics for treating and preventing yeast infections, including evidence from clinical studies.
CL Answer
Are some probiotics dangerous? I've heard that Bacillus subtilis, a soil-based probiotic, can cause infections.
Find out if soil-based probiotic supplements are safe to take. Information about side effects, allergic reactions, infections and more.
Product Review
Maca Supplements Review
Choose the Best Maca Supplement. Make Sure Your Maca Supplement Isn't Contaminated With Lead.
Product Review
L-Arginine Supplements Review
Choose the Best L-Arginine Supplement. Find Out Which L-Arginine Supplement Passed CL's Tests.
CL Answer
Which "whole food" multivitamins don't include synthetic vitamins? How about Complete Foods, Sunwarrior, Garden of Life, Nature's Brands, and Doctors' Research?
Find out which "whole food" multivitamins are only from foods and which include synthetic vitamins, including Complete Foods Nutrition-OctoMega MultiVitamin; Sunwarrior; Garden of Life-MyKind Organics; Nature's Brands-PhytoVitamins; Doctors' Research MultiVitamin.
Product Review
Oat Cereals Review
Find the Best Oatmeal, Oat Bran, Steel Cut Oats, & Cold Cereals. Popular Oat Cereals Tested -- Beware of Unexpected Gluten.
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.
CL Answer
Is it true that milk thistle supplements can be contaminated with toxins that can be harmful to the liver?
Find out if milk thistle supplements can be contaminated with toxins that can be harmful to the liver.
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.
Product Review
Choline and Lecithin Supplements Review (Including Phosphatidylcholine, CDP-Choline, and Alpha-GPC)
Product Review
L-Theanine Supplements Review
Touted for Stress Relief, Do L-Theanine Supplements Work?
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.
CL Answer
I've heard that soaking dried beans for 24 hours reduces the phytate level, allowing for greater access to nutrients. Is this true?
Does soaking dried beans in water help reduce phytate levels to help gain greater access to nutrients?
Product Review
Milk Thistle Supplements Review
Find the Best Milk Thistle Supplement. Tests and Reviews of Popular Milk Thistle Supplements & CL's Top Picks.
Product Review
Green Coffee Bean Extract Supplements Review (for Weight Loss)
Choose the Best Green Coffee Bean Extract. 50% of Green Coffee Bean Extract Supplements Don't Deliver Expected Ingredients.
CL Answer
Is it true that most coffee is contaminated with mold?
Learn more about mold toxins that may be present in coffee, including mycotoxins, aflatoxin B1, and ochratoxin A (OTA).
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Olive Leaf Extract Supplements Review
Learn What Olive Leaf Does and the Best Brands
Product Review
Zinc Supplements and Lozenges Review
Find the Best Zinc Supplements and Lozenges. Have a Cold? See CL's Top Picks Among Zinc Supplements and Lozenges.
Product Review
Cranberry Juices and Supplements Review
CL's Tests Show Which Cranberry Juices and Supplements Are Best and Cost the Least
Product Review
CLA (Conjugated Linoleic Acid) Supplements Review (for Slimming)
Choose the Best CLA Supplement. Not All CLA Supplements Contain What You Expect.
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.
CL Answer
Tablets I purchased are becoming "crumbly" after a few weeks and are easy to break. Is there a problem with this supplement?
Should you be concerned if your supplement tablets have started to crumble? Learn more including the best way to keep pills from getting soft.
Product Review
Nutrition Bars & Cookies Review (For Energy, Fiber, Protein, Meal Replacement, and Whole Foods)
Find the Best Nutrition Bar or Cookie. ConsumerLab Tests Reveals Not All Nutrition Bars and Cookies Contain What They Claim.
Product Review
DHEA Supplements Review
Choose the Best DHEA Supplement. Beware of Big Differences in Dose and Price.
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.
News Release
February 25, 2022
Top-rated Vitamin and Supplement Brands and Merchants for 2022 Based on Consumer Satisfaction
White Plains, New York, February 25, 2022 — Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 8,049 responses collected in November/December 2021.
CL Answer
How much resveratrol is in wine? Is it enough to have a benefit?
Find out how much resveratrol wine contains and if it is enough to have a benefit.
Product Review
Taurine Supplements Review for People, Dogs, and Cats
Find the Best Taurine Supplements. Learn When to Use Taurine and Which Supplement is Best.
Product Review
Potassium Supplements Review
Be Careful with Potassium Supplements! Problems Found. Tests and Reviews of Potassium Supplements & CL's Top Picks.
News Release
June 16, 2021
Wide Variations in Ginseng Potency, Quality Revealed by ConsumerLab Tests
White Plains, New York, June 16, 2021 — Ginseng is promoted for a wide range of uses, from increasing energy, "vitality," and libido, to improving blood sugar levels and preventing colds.
Product Review
Prostate Supplements Review (Saw Palmetto and Beta-Sitosterol)
Find the Best Prostate Supplement for Symptoms of BPH. See Which Prostate Supplement Passed or Failed CL's Tests of Quality.
Product Review
D-Mannose Supplements
Find out if D-mannose helps prevent urinary tract infections and how products compare.
Product Review
CoQ10 and Ubiquinol Supplements Review
Find the Best CoQ10 and Ubiquinol Supplements and Learn How They Differ
Product Review
Lactose Intolerance Products Review (Lactase Enzyme Supplements and Lactose-Free Milks)
Choose the Best Lactase Enzyme Supplement and Lactose-Free Milk. Find a CL Approved Lactose Intolerance Product.
News Release
February 25, 2021
Top-rated Vitamin and Supplement Brands and Merchants for 2021 Based on Consumer Satisfaction -- Results of the ConsumerLab.com Survey of Vitamin & Supplement Users
White Plains, New York, February 25, 2021 — Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 9,647 responses collected in November 2020.
CL Answer
I developed a rash soon after starting a probiotic. Is it possible to be allergic to probiotics?
Find out if probiotics can cause allergic reactions, including skin rashes, and why.
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.
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Apple Cider Vinegar Review — Bottled Liquids and Supplements
Find the Best Apple Cider Vinegar. See Which Apple Cider Vinegar Liquids and Supplements Passed Our Tests of Quality.
Product Review
Ginkgo (Ginkgo Biloba) Supplements Review
Choose the Best Ginkgo Biloba Supplement. Finding Real Ginkgo Isn't Easy — 60% Fail ConsumerLab's Tests of Quality.
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.
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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.
Product Review
Echinacea Supplements Review
Many Echinacea Supplements Fail CL's Tests. Make Sure You Know What You're Getting!
CL Answer
Top 8 vitamins and nutrients for vegetarians and vegans
Find out which 8 supplements may be needed by vegetarians or vegans to meet all their daily nutrient requirements and learn ways to find supplements that do not contain ingredients objectionable to people following vegetarian or vegan diets.
Product Review
PQQ (Pyrroloquinoline Quinone) Supplements Review
Learn What PQQ Does and Which PQQ Supplements are Best
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Protein Powders, Shakes, and Meal Replacements Review
Find Out Which Protein Products Passed or Failed Our Tests
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Fruits, Veggies, and Other Greens Supplements Review (Including Spirulina and Chlorella)
Avoid Lead in Greens, Problems with Pills, and Don't Give Up Eating Whole Foods.
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Lion's Mane and Chaga Supplements Review
Read Labels Carefully -- Many Can Mislead
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St. John's Wort Supplements Review
Find the Best St. John's Wort Supplement. Only 40% of St. John's Wort Supplements Pass Tests & Strength Varies Widely.
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Bilberry Supplements Review
Choose the Best Bilberry Supplement. Some Bilberry Is Not Authentic!
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Acai Berry Supplements and Beverages Review
Find the Best Acai Berry Supplements and Beverages. See Which Acai Berry Supplements and Beverages Passed Our Tests of Quality.
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Ashwagandha Supplements Review
Find the Best Ashwagandha Supplement. Only 56% of Ashwagandha Products Pass Tests.
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Cinnamon Supplements and Spices Review
CAUTION: Some Cinnamon Products High in Toxin. See Which Passed or Failed and our Top Picks!
CL Answer
Does CoQ10 reduce wrinkles, increase skin elasticity, or tighten the skin? Are there any other supplements that can help?
Learn about CoQ10 and other supplements, such as collagen and cocoa, for reducing wrinkles and improve aging skin.
CL Answer
I am curious why some probiotics do not require refrigeration even though they contain some of the same bacteria in probiotics that require refrigeration? Which probiotics need to be refrigerated?
Refrigerating certain probiotic pills and other probiotic supplements is important. Get tips on how to store probiotics properly.
CL Answer
Is there a danger in taking lecithin or phosphatidylcholine? I heard that they may increase the risk of heart attacks.
Lecithin, phosphatidylcholine and choline - Learn more about the potential link between them and cardiovascular disease.
Product Review
Vitamin A Supplements Review, Including Beta-Carotene and Cod Liver Oil
Find the Best Vitamin A Supplement. Best Quality Vitamin A Supplements Identified, Including Cod Liver Oil.
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Garcinia Cambogia (HCA) Supplements Review
Find the Best Garcinia Cambogia Supplement. Choose Carefully! Most Garcinia (HCA) Weight Loss Supplements Lack Listed Amount of Ingredient .
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Electrolytes & Sports Drinks Review
See Which Sports Drinks, Powders, and Pills Deliver the Right Electrolytes
Recalls & Warnings
November 21, 2012
Maker of Blood Pressure, Probiotic, Resveratrol and Hormonal Supplements Warned For Manufacturing Violations and Drug Claims
On November 2, 2012, the FDA issued a warning letter to Atrium, Inc. following a facility inspection which found a number of the company's dietary supplements to be adulterated or promoted as drugs.
CL Answer
Can D-mannose help prevent urinary tract infections?
Learn more about D-mannose and its impact on urinary tract infections (UTIs), including evidence from clinical studies.
CL Answer
Will 7-keto DHEA help me lose weight?
Learn more about 7-keto DHEA supplements for weight loss, including clinical results.
CL Answer
What are phytoceramides? Do phytoceramide supplements really work to improve aging skin?
Phytoceramide supplement information, including what they are, what they claim to do, and if they have anti-aging effects.
CL Answer
What is EpiCor? Does it really "boost" the immune system and prevent colds?
EpiCor supplement info, including evidence from clinical studies on immune function and cold/flu prevention, safety, and price.
CL Answer
Are there any red flags to look for on the label when choosing a fish oil supplement?
Learn more about safety concerns when choosing a fish oil supplement.
CL Answer
What is acrylamide? Is it true that coffee and cocoa contain this toxin?
Find out what acrylamide is, how much is found in coffee and cocoa, and how you can minimize your intake of acrylamide.
CL Answer
Can zuPOO and its primary ingredient, cascara sagrada, cleanse the gut, improve digestion and help with weight management?
zuPOO is marketed for gut support and as a colon cleanser for weight management. Find out if research supports these claims and if ingredients in zuPOO are safe.
CL Answer
How do the Beyond Burger, the Impossible Burger, and a beef burger compare in terms of vitamins and minerals, and which is best?
Read our comparison of the Beyond Burger and the Impossible Burger, plant-based, meat alternative burgers. Compare nutrition, vitamins and minerals. ConsumerLab.com's answer explains.
CL Answer
What is the difference between cysteine and cystine?
Find out the difference between cysteine and cystine amino acids, including where each is found and their functions.
CL Answer
What is the best source of vitamin D3 -- from lanolin in sheep's wool or from fish oil?
Learn more about vitamin D3 sources, such as lanolin (from wool) and fish oil, as well as their prices and their effects.
Recalls & Warnings
December 16, 2015
Maker of Red Yeast Rice, St. John's Wort, Valerian and More Warned for Manufacturing Violations, Drug Claims
On December 2, 2015, the FDA issued a warning letter to Nature's Health, LLC, following a facility inspection which found the company's product, including Ginkgo & Rhodiola, Blood Sugar Balance IV, Cinnamon Extract, Choles-Balance Red Yeast Extract, Lecithin, Milk Thistle Seed Extract, ...
Clinical Update
6/16/2023
Arsenic in Rice Milk?
Arsenic is a known contaminant in rice, but is it a problem in rice milk? See what a new study showed and find out if it is a problem with other plant-based milks, in our Plant-Based Milks Review.
Also see our Top Picks among plant-based milks.
Clinical Update
9/22/2023
Nutritional Yeast
Is nutritional yeast really a good source of vitamins and minerals, and is it safe? Find out in our new article about the health benefits and safety of nutritional yeast.
News Release
July 10, 2020
Best and Worst Tuna, Salmon and Sardines? ConsumerLab Tests Reveal Amounts of Omega-3s and Toxic Heavy Metals in Canned and Packaged Fish
White Plains, New York, July 10, 2020 — Canned and packaged tuna, salmon and sardines can be an excellent source of omega-3 fatty acids, but some may also be contaminated with toxic heavy metals such as mercury and arsenic.
Clinical Update
6/27/2021
Whey vs Rice and Potato Protein
Whey, rice and potato proteins were found to have different effects on blood sugar and insulin levels in a recent study. Find out how they differ. You can also learn more about these and other protein sources in the ConsumerTips section of our Protein Powders, Shakes and Drinks Review. Also see our Top Picks among protein powders.
Clinical Update
1/30/2024
More Phytate Questions Answered
After posting about how to reduce phytate and lectins (which are anti-nutrients) in foods, we received and answered the following related questions:
- Do lentils or split peas need to be soaked to remove phytate or lectin?
- Does cooking dry beans in slow cookers or pressure cookers, or baking in casseroles deactivate lectins?
- Are dietary phytates linked with any health benefits?
Can rinsing rice or cooking it in excess water help remove arsenic?
Clinical Update
11/11/2022
Nutritional Yeast for B Vitamins?
Is nutritional yeast a good source of B-12 and other B vitamins? That depends on whether or not it is fortified. Get the details in the Getting B-12 from food section of our B Vitamin Supplements Review, which includes a list of foods containing B vitamins.
Clinical Update
5/19/2023
Red Flags with Supplements
We just added a 7th red flag to look out for when buying vitamins & supplements to our article about six other red flags.
Recalls & Warnings
June 07, 2013
Seller of Red Rice Yeast With CoQ10, Respiratory Supplement And More Warned For Manufacturing Violations and Drug Claims
On February 25, 2013, the FDA issued a warning letter to Altasource, LLC, dba Meta Labs LLC, following a facility inspection which found the company's dietary supplements, including Respiratory Response, African Mango, Coffee Black Salve, Meta-Cell, Conjugated Linoleic Acid and Red Yeast Rice with ...
Clinical Update
2/09/2024
Concerned About Red Colorants?
Some supplements are colored with Red No. 3 or Red No. 40. Should you be concerned? Find out in our article about ingredients added to supplements.
News Release
April 26, 2019
Best Cholesterol-Lowering Supplements (Sterols, Stanols & Policosanol) Identified by ConsumerLab
White Plains, New York, April 26, 2019 — Plant sterols (also called phytosterols) and stanols, and, possibly, policosanol, can help lower elevated levels of cholesterol, a key risk factor for heart disease.
News Release
January 03, 2019
ConsumerLab Tests Reveal the Best Protein Powders, Shakes and Drinks -- 20% of Protein Powders and Drinks Fail CL's Tests of Quality
White Plains, New York, January 3, 2019 — Combined with resistance exercise, protein supplements can help athletes build muscle and older people prevent muscle loss. They can also help people with diabetes maintain blood sugar levels when consumed as part of a low-calorie diet.
News Release
August 24, 2018
Few Red Yeast Rice Supplements Provide Enough Cholesterol-Lowering Compounds to Likely Be Effective, ConsumerLab Tests Reveal
White Plains, New York, August 24, 2018 — Research shows that red yeast rice, which contains naturally-occurring lovastatin compounds, can lower "bad" LDL cholesterol.
Recalls & Warnings
October 21, 2020
FDA Warns Consumers Not to Use Dangerous Black Salve Products
On October 13, 2020, the FDA warned consumers not to use any products containing black salve, which is often sold as salves or creams with claims to treat or cure cancer, boils, moles, and skin tags.
News Release
May 02, 2018
Best Probiotic Supplements and Kombuchas? -- ConsumerLab Tests 41 Popular Products, Reveals Problems and Top Picks
White Plains, New York, May 2, 2018 — With so many different probiotic supplements on the market, each providing different amounts and strains of beneficial bacteria or yeast, choosing the right one can be an overwhelming task.
Clinical Update
10/23/2021
How Good Is Pea Protein?
How does the amino acid quality and digestibility of pea protein compare to casein? Find out what a new study showed in the ConsumerTips section of our Protein Supplements Review, which also explains the differences between whey, soy, rice, and other sources of protein. Also see our Top Picks among protein powders, including our Top Pick for pea protein.
Clinical Update
1/11/2022
Soy Versus Whey Protein
Can soy protein help increase muscle mass and strength as well as the same amount of whey protein? See what a recent study showed in the Soy section of our Protein Powders and Drinks Review, which includes comparisons of whey, casein, soy, rice, pea and other forms of protein. Also see our Top Picks among protein supplements.
Clinical Update
6/01/2022
Help for Hair Growth?
Is there evidence that applying onion juice, castor oil, rice water, or aloe vera to the scalp aids in hair growth? We’ve added information about these approaches to our article about Supplements for Hair.
Clinical Update
12/19/2023
Coffee Creamers
We recently explained why milk might slightly reduce the heart health benefits of coffee. We were asked if this concern exists with products such as Lactaid, half-and-half, cream, coffee creamers, or non-dairy milks such as coconut, almond, or rice milk. See the answer.
Recalls & Warnings
June 13, 2013
Seller of Cardio, Immune, Greens Supplements and More Warned For Drug Claims
On May 29, 2013, the FDA issued a warning letter to dietary supplement company Nature's Answer, following a review a the company's website, www.naturesanswer.
Clinical Update
12/17/2014
Probiotic Reduces GI Pain in IBS
A yeast-based probiotic was recently shown to significantly reduce abdominal pain and discomfort among people with irritable bowel syndrome (IBS). The most notable effect occurred after 4 weeks of use. Other studies, typically using bacterial probiotics, have also shown some benefit in IBS. For details, see the Probiotic Supplements Review >>
News Release
October 11, 2016
What Are the Benefits of Resveratrol and Which Brands Are Best? -- ConsumerLab.com Reviews the Evidence and Tests the Quality of Popular Resveratrol Supplements
White Plains, New York, October 11, 2016 — Resveratrol supplements have been popular since 2006, when studies in animals showed "life-extending" and "endurance-enhancing" effects, among other potential benefits.
News Release
August 30, 2016
Surprising Results in Oat Cereals Study by ConsumerLab.com -- Popular Brands Tested for Fungal Toxin, Gluten and Heavy Metals
White Plains, New York, August 30, 2016 — Cheerios, rolled oats, steel-cut oats and other oat cereals can be a healthy choice for breakfast.
News Release
July 26, 2016
36% of Meal Replacement Powders and Shakes Fail ConsumerLab.com's Tests of Quality
White Plains, New York, July 26, 2016 — [Note: This review has been archived and is no longer available online. For ConsumerLab's most recent tests of meal replacement shakes, drinks and mixes, please see our Protein Powders, Shakes, and Meal Replacements Review.
News Release
July 31, 2015
ConsumerLab.com Tests Reveal What's Really in Menopause Supplements and Creams -- Soy Isoflavone, Red Clover, Black Cohosh, and Progesterone Products Reviewed
White Plains, New York, July 31, 2015 — Women looking for relief from hot flashes and other menopausal symptoms often turn to supplements containing estrogen-like isoflavones (from soy or red clover) black cohosh, or creams containing progesterone — but it may be difficult to choose the ...
News Release
July 01, 2015
Tests of Maca "Enhancement" Supplements Find Real Maca, But Some Lead Contamination and Seemingly Excessive Amounts of Rice Filler
White Plains, New York, July 1, 2015 — It's touted for increasing stamina and sexual performance and sales have steadily increased for more than a decade, but do maca supplements really contain this root indigenous to Peru? To answer this question, ConsumerLab.
Clinical Update
10/13/2013
Most Herbal Products Don't Contain Listed Herb
DNA analysis of 44 herbal products from Canada and the U.S. found that only 48% contained the herb listed on the label and one-third of these products contained contaminants or fillers not listed on the label (Newmaster, BMC Med 2013). Nine percent of products contained only rice or wheat and none of the listed herb. Many cases of herb substitution were reported, including senna (a laxative) in a product labeled as St. John's wort. Several products were contaminated with feverfew, which should not be consumed by pregnant women and may react with a variety of medications. The researchers, from the University of Guelph in Ontario, did not disclose the identities of the tested products, which were single-ingredient herbs sold as capsules, powders, or tablets. Significant challenges continue to exist for routine use of DNA analysis of herbs, but ConsumerLab.com may use this technique where appropriate in the future, alongside other analytical techniques in its Product Reviews.
News Release
August 20, 2014
Some Red Yeast Rice Supplements Up to 500X Stronger Than Others -- Popular Cholesterol-Lowering Supplements Tested and Compared
White Plains, New York, August 20, 2014 —Clinical studies show that red yeast rice supplements can dramatically lower LDL ("bad") cholesterol, but recent tests by ConsumerLab.
News Release
August 05, 2014
ConsumerLab.com Finds Popular Cocoa Powders Contaminated; High Concentrations of Cadmium Raise Concern
White Plains, New York, August 5, 2014 — Following up on its discovery in May of high levels of the toxic metal cadmium in several cocoa-based products, ConsumerLab.com recently tested additional, popular cocoa products sold in the U.S. to assess the extent of the problem.
News Release
July 22, 2014
Which Supplements Help Lower Cholesterol? ConsumerLab.com Identifies Best Products by Reviewing Evidence and Testing Quality
White Plains, New York, July 21, 2014 — Certain dietary supplements can help reduce elevated cholesterol levels. A new report from ConsumerLab.com reviews the evidence behind each of the popular cholesterol-lowering ingredients and provides test results for twelve supplements.
Clinical Update
7/01/2022
Colorant & Iron Overload?
Some supplements contain red iron oxide as a colorant. Should people at risk for iron overload be concerned about the iron provided by this ingredient? Find out in the Concerns and Cautions section of our Iron Supplements Review.
Clinical Update
10/17/2023
Grape Seed Extract and Iron
Be aware that grape seed extract may affect iron levels in the body. For details, see our Iron Supplements Review, which includes our Top Picks for iron.
Also see: Which supplements can help treat anemia? Do any supplements cause a low red blood cell count?
Clinical Update
8/14/2020
Milk Thistle for Menopause?
Can taking milk thistle relieve hot flashes during menopause? Learn what a new study showed in the What It Does section of the Milk Thistle Supplements Review. Also see our Top Pick among milk thistle supplements. (Also see our Menopause Supplements Review for information and reviews of products containing soy and red clover isoflavones, black cohosh, or progesterone cream.)
Clinical Update
6/25/2016
Which Menopause Supplements Really Work?
Certain supplements may be better than others for hot flashes, vaginal dryness or night sweats according to a recent analysis of clinical studies. Get the details for soy, red clover and black cohosh in the "What It Does" section of the Menopause Supplements Review >>
Clinical Update
11/13/2011
Resveratrol Improves Health Measures
A recently published study of obese men given resveratrol (sometimes referred to as "red wine extract") showed improvement in certain parameters of health. The study used a lower dose than often suggested. For details, see the What It Does and What to Consider When Buying and Using sections of the Resveratrol Supplements Review.
Clinical Update
10/28/2012
Fish Oil Helps Memory
A small study of healthy young women and men found that those with the highest levels of the omega-3 fatty acid DHA in their red blood cells scored better on a memory test than those with lower levels. After six months of supplementation with a certain fish oil supplement, scores improved -- particularly among those whose DHA levels had been lowest. See the Fish Oil (Omega-3) Supplements Review for details about this study, the particular supplement used, what fish oil can and cannot do, and our quality ratings of products. More >>
Clinical Update
4/14/2013
Concern Over Carnitine Causing Cardiovascular Disease
Intake of L-carnitine from supplements (and from red meat) may foster atherosclerosis (hardening of the arteries), according to new research. Once ingested, L-carnitine is converted in some people to a compound which reduces the normal clearing of cholesterol from arteries.
For more details, see the updated reviews of B Vitamin Supplements & Energy Drinks and Protein Powders, as some of these products contain L-carnitine. The Acetyl-L-Carnitine Supplements review has also been updated because acetyl-L-carnitine is chemically similar to L-carnitine, suggesting a potential concern.
News Release
November 25, 2013
Many Probiotic Supplements Fall Short on Listed Amounts of Helpful Organisms
White Plains, New York, November 25, 2013 — Probiotic supplements and foods containing "friendly" bacteria or yeast have become popular among people hoping to improve bowel function, immunity, and even mood.
News Release
September 19, 2013
What's Really in Resveratrol Supplements? Some Contain Little Resveratrol or Do Not Meet Quality Standards According to ConsumerLab.com
WHITE PLAINS, NEW YORK — September 19, 2013 — Resveratrol supplements have been popular since 2006, when studies in animals showed "life-extending" and "endurance-enhancing" effects, among other potential benefits. In fact, a recent survey by ConsumerLab.
News Release
June 11, 2013
31% of Protein Powders and Drinks Fail Tests by ConsumerLab.com
White Plains, New York — June 11, 2013 — What's really in a scoop of "protein powder"? sIn some products, a lot less protein or a lot more carbohydrates than you would expect, and perhaps even a serving of something you don't want -- lead. That's according to recent tests by ConsumerLab.
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
August 31, 2012
ConsumerLab.com tests selenium supplements -- Finds one with less than 25% of listed amount
White Plains, New York, August 31, 2012 — ConsumerLab.com announced results today of its Product Review of Selenium Supplements. Among the supplements selected by ConsumerLab.com for testing, one was found to contain only 23.
Recalls & Warnings
November 06, 2014
Seller of Cholesterol, Arthritis Supplements and More Warned for Drug Claims
On October 17, 2014, the FDA issued a warning letter to Vitamins Direct (USA) and Golden Pride, Inc., which distribute Flexezy and Physician's Signature brands of dietary supplements, following a facility inspection which found statements made about certain supplements to be drug claims.
News Release
February 09, 2012
Probiotics grow in popularity but don't always deliver on promises says ConsumerLab.com -- New report provides guidance to consumers
White Plains, New York, February 9, 2012 — Probiotic supplements and foods containing "friendly" bacteria or yeast have become popular options for people hoping to improve bowel function or boost immunity. But many customers are confused by the vast array of choices.
News Release
February 05, 2012
Fish oil and multivitamins most popular supplements in ConsumerLab.com survey -- Internet most popular place to shop
WHITE PLAINS, NEW YORK — FEBRUARY 5, 2012 — A survey of over 10,000 savvy consumers of supplements shows the most popular supplements to be fish oil, multivitamins, vitamin D, calcium and CoQ10, in that order.
News Release
July 12, 2011
ConsumerLab.com tests menopause supplements and creams: Most are "Approved," but some found contaminated or lacking claimed amount of ingredient
White Plains, New York — July 12, 2011 — Women looking for relief from hot flashes and other menopausal symptoms often turn to supplements containing estrogen-like isoflavones (from soy or red clover), the herbal remedy black cohosh, or creams containing progesterone.
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.
News Release
May 23, 2011
Red yeast rice supplements weaker now than in 2008; Wide variation among brands and contamination discovered by ConsumerLab.com -- Popular cholesterol-lowering supplements tested and compared
WHITE PLAINS, NEW YORK — MAY 23, 2011 — ConsumerLab.com announced today that tests of eleven red yeast rice supplements revealed enormous differences in levels of cholesterol-lowering statin compounds. Statin levels fell dramatically among brands previously tested in 2008.
News Release
January 31, 2011
Vitamin D use increased 52% in past two years according to ConsumerLab.com survey of supplement users -- Fish oil continued to surpass multivitamins as most popular supplement and Internet was most common place to buy supplements
WHITE PLAINS, NEW YORK — FEBRUARY 1, 2011 — Among people who use dietary supplements, the most popular products at the end of 2010 were fish oil, multivitamins, vitamin D, calcium and CoQ10 according to a survey by ConsumerLab.com. Use of vitamin D surged in 2010 to 56.
News Release
May 05, 2010
Tests of protein powders and drinks show some lead contamination but no melamine -- New report covers whey, soy, and rice protein supplements for body building, endurance/recovery, meal-replacment and dieting
WHITE PLAINS, NEW YORK — MAY 5, 2010 — New tests by ConsumerLab.com found most protein powders, shakes and drinks to meet their nutrient claims, but two products were contaminated with lead (6 to 18 mcg per day) and a third product contained four extra grams of sugar.
Recalls & Warnings
August 16, 2018
Kratom Recalled Due to Salmonella Risk
On August 14, 2018, Zakah Life, LLC issued a recall of Super Green Maeng Da Premium Kratom powder, Powerful Red Vein Bali Premium Kratom powder, Super Green Maeng Da Premium Kratom capsules, and Powerful Red Vein Bali Premium Kratom capsules because laboratory testing revealed the presence of ...
Recalls & Warnings
February 10, 2022
Three Sexual Enhancement Supplements Sold on Amazon Recalled
On February 8, 2022, specific lots of three male sexual enhancement supplements, Red Mammoth capsules, MAC DADDY RED capsules, MAC DADDY PURPLE capsules, and The Red Pill capsules, were recalled because Amazon laboratory analyses found them to contain undeclared ...
News Release
March 25, 2010
Cholesterol-lowering supplements reviewed by ConsumerLab.com: Many pass quality testing, one fails. Sterol and policosanol products analyzed. Evidence for other cholesterol-lowering ingredients evaluated
White Plains, New York — March 25, 2010 — Certain dietary supplements can help reduce elevated cholesterol levels. A new report from ConsumerLab.com reviews the evidence behind each of the popular cholesterol-lowering ingredients and provides test results for twelve supplement brands.
News Release
September 17, 2008
ConsumerLab.com's tests of menopause supplements reveal wide range in strength and quality; mislabeling and contamination discovered -- Soy and red clover isoflavones, black cohosh, and progesterone products tested
WHITE PLAINS, NY — September 17, 2008 — Risks associated with traditional hormone therapy for symptoms of menopause have increased public interest in alternative treatments, particularly dietary supplements. But a report today of recent tests by ConsumerLab.
News Release
July 01, 2008
Tests of ten red yeast rice supplements by ConsumerLab.com reveal significant statin levels, but some pills contaminated -- Popular cholesterol-lowering supplements compared in new report
WHITE PLAINS, NEW YORK — JULY 1, 2008 — ConsumerLab.
Recalls & Warnings
June 08, 2022
Allergy Bee Nasal Swabs Recalled Due to Potential Contamination With Yeast, Mold & Bacteria
On June 7, 2022, Buzzagogo, Inc. issued a nationwide recall of one lot of Allergy Bee Gone for Kids Nasal Swab Remedy after FDA testing revealed elevated levels of yeast and mold. The agency also warned the recalled swabs may contain the bacteria Bacillus cereus.
News Release
May 05, 2008
Some iron supplements short on iron or contaminated according to ConsumerLab.com
WHITE PLAINS, NEW YORK — May 5, 2008 — ConsumerLab.com announced today that two iron supplements failed to pass recent independent testing. One "high potency" iron supplement contained only 37% of it claimed iron. ConsumerLab.
Recalls & Warnings
November 30, 2023
Original The Rock Capsules Recalled Due to Undeclared Sildenafil
On October 18, 2023, Noah’s Wholesale, LLC issued a nationwide recall of one lot of the company’s Original The Rock capsules after FDA analysis found the product to contain undeclared sildenafil, a prescription medication.
Recalls & Warnings
August 11, 2022
Problems With Supplements on Amazon
More than 50% of 30 top-listed immune support supplements purchased on Amazon.com in May of last year were found to list ingredients that could not be found in them with testing, according to a recent report (Crawford, JAMA Network Open, 2022).
News Release
March 17, 2008
As problems surface, Consumerlab.com and the people's pharmacy ask FDA to disclose differences between generic and original drugs
WHITE PLAINS, NEW YORK AND DURHAM, NORTH CAROLINA — MARCH 17, 2008 — An investigation by ConsumerLab.
Recalls & Warnings
July 12, 2023
FDA Warns Company for Promoting Kratom Products for Pain, Mood, and More
On July 3, 2023, the FDA issued a warning letter to Sunshine Trading Company, Inc.
Recalls & Warnings
September 03, 2020
Red-E Male Enhancement Capsule Recalled
On September 1, 2020, The Protein Shoppe, LLC issued a recall of Red-E male enhancement capsules because FDA analysis found it to contain sildenafil.
Recalls & Warnings
December 14, 2023
FDA Warns Seller of Novid NASAL SPRAY for Allergy, Virus, and Cold Claims
On December 7, 2023, the FDA issued a warning to Novid Group, Inc. following an inspection of the company’s website, which found statements about the company’s novid NASAL SPRAY product to be drug claims.
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.
Recalls & Warnings
April 02, 2021
Three Male Enhancement Products Recalled Due to Undeclared Drugs
Between March 24 and 26, 2021, three companies issued recalls of their male enhancement capsules because FDA analysis found them to contain sildenafil and tadalafil.
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
November 13, 2007
ConsumerLab.com finds some "red wine" supplements deliver less resveratrol than expected; Wide range in dose and price
WHITE PLAINS, NEW YORK — NOVEMBER 13, 2007 — ConsumerLab.com reported today that its tests of supplements containing resveratrol — a compound promoted as "life-extending" — revealed two products providing only 27% and 58% of their listed amounts of resveratrol.
News Release
August 01, 2006
ConsumerLab.com evaluates cholesterol-lowering supplements — Test results available for over 90 products; Review of nine popular ingredients
WHITE PLAINS, NY — AUGUST 1, 2006 — ConsumerLab.com has released a major new review of dietary supplements used to improve cholesterol and triglyceride levels.
Recalls & Warnings
September 14, 2023
FDA Warns CVS, Walgreens, Similasan & Others for Eye Drop Violations
On September 11, 2023, the FDA issued Warning Letters to the following eight sellers of homeopathic and other types of eye drops regarding the products noted in italics due to a variety of violations of FDA regulations, most notably that they were marked with claims suggesting that they could cure, ...
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 ...
News Release
July 18, 2005
ConsumerLab.com tests menopause supplements — Alternatives to hormonal therapy — Report available for 38 products including soy and red clover isoflavones, black cohosh, and progesterone creams
WHITE PLAINS, NY — July 18, 2005 — ConsumerLab.com has released a new report on the quality of supplements used to treat symptoms of menopause, notably hot flashes.
News Release
August 15, 2001
Problems and ambiguity among alternative estrogen products reported by ConsumerLab.com — Results of soy and red clover isoflavone product testing released online today
WHITE PLAINS, NY — August 15, 2001 — ConsumerLab.com, an independent evaluator of dietary supplements and nutrition products, today released results of its Phytoestrogen Product Review. The review focused on dietary supplements made from soy and red clover isoflavones.
Recalls & Warnings
January 26, 2023
Allergy Bee Nasal Swabs Contaminated With Illness-Causing Bacteria
On January 18, 2023, the FDA issued a warning letter to Buzzagogo, LLC, after the company’s Allergy Bee Gone for Kids nasal swab products were found to be contaminated with bacteria that have the potential to cause life-threatening illness.
Recalls & Warnings
June 30, 2022
FDA Warns Seller of Vision and Allergy Supplements
On May 26, 2022, the FDA issued a warning letter to Golden Lab LLC following an inspection of the website, which found statements about the company’s DoctoRx’s Optimal Formula Ocular Pressure & Optic Nerve Support Formula Ocular Health Capsule, DoctoRx’s Optimal Formula ...
Recalls & Warnings
June 13, 2022
Homeopathic Nasal Spray SnoreStop Recalled Due to Microbial Contamination
On June 9, 2022, Green Pharmaceuticals Inc issued a voluntary nationwide recall of one lot of its SnoreStop NasoSpray, a homeopathic nasal spray promoted to reduce snoring, due to the presence of Providencia rettgeri, a bacterium that can cause severe illness in some people.
Recalls & Warnings
April 02, 2021
FDA Warns Sellers of Prostate, Reishi, Immune Products, and More
On March 16, 2021, the FDA issued warning letters to two companies following reviews of their websites which found statements made about the companies' products to be drug claims.
Recalls & Warnings
June 23, 2018
Gaia Kratom Recalled Due to Salmonella Risk
On June 21, 2018, Gaia Ethnobotanical, LLC issued a recall of 27 kratom products because they have the potential to be contaminated with Salmonella.
Recalls & Warnings
December 19, 2020
FDA Finds Unapproved Drugs in Many Weight Loss and Sexual Enhancement Products Sold Online
On December 18, 2020, the FDA warned consumers that certain products promoted for weight loss, body building, sexual enhancement, pain relief, sleep, and other uses because may contain harmful ingredients.
Recalls & Warnings
May 08, 2018
Badger Botanicals Kratom Recalled
On May 4, 2018, 2018 Badger Botanicals issued a recall of its Green Suma, Red Suma, Green Hulu 2, and Red Hulu 2 kratom dietary supplements because they have the potential to be contaminated with Salmonella.
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
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.
Recalls & Warnings
November 02, 2020
Silver Cannot Be Promoted to Prevent or Treat COVID-19
On October 30, 2020, the FDA issued a warning letter to Spartan Enterprises Inc. dba Watershed Wellness Center for selling the silver product Dissolve BioActive Silicate with unsupported claims that it can treat coronavirus (COVID-19).
Recalls & Warnings
June 30, 2020
FDA Warns Seller of Alpha Lipoic Acid, Berberine, and More
On June 18, 2020, the FDA issued a warning letter to Only Natural, Inc. dba Bio Nutrition, Inc.
Recalls & Warnings
September 19, 2012
FDA Reports Arsenic in Rice Products -- Particularly Brown Rice
On September 19, 2012, the U.S. FDA released results of its testing of nearly 200 samples of rice and rice products, finding appreciable levels in many products, although the amounts in only a few exceed the cancer-warning threshold of the State of California (10 mcg per daily serving).
Recalls & Warnings
March 10, 2018
Kratom Supplements Recalled Due to Salmonella Risk
On March 10, 2018, PDX Aromatics of Portland, Oregon DBA Kraken Kratom, Phytoextractum, and Soul Speciosa issued a recall of certain kratom-containing powder products because they have the potential to be contaminated with Salmonella.
Recalls & Warnings
April 16, 2019
DMHA and Phenibut Are Not Permitted in Dietary Supplements, Warns FDA
On April 16, 2019, the FDA announced it has issued 11 warning letters to companies whose dietary supplement products contain the drugs DMHA or phenibut, and therefore are in violation of the law.
Recalls & Warnings
November 17, 2014
Organic Brown Rice Flour Recalled
On November 14, 2014, Lundberg Family Farms issued a voluntary recall of certain bags of Eco-Farmed Brown Rice Flour and Organic Brown Rice Flour because they because it has the potential to be contaminated with Salmonella.
Recalls & Warnings
January 26, 2016
Seller of CoQ10, SAM-e, Vitamin D, and More Warned for Manufacturing Violations, Drug Claims
On January 15, 2016, the FDA issued a warning letter to Nutri-Dyn Midwest, Inc., following a facility inspection which found the company's products, including Cardioauxin BP, Zinc Lozenge, Oliver, Pau D'Arco, Petadolex, Chondro Jointaide, Dynagesic, SAMe-200, Gugulipid.
Recalls & Warnings
April 09, 2018
Kratom Powders and Capsules Recalled Due to Salmonella Risk
On April 5, 2018, Club 13 issued a recall of certain kratom powders and capsules because they have the potential to be contaminated with Salmonella.
Recalls & Warnings
April 09, 2018
Bob's Red Mill Organic Amaranth Flour Recalled Due To Salmonella Risk
On April 6, 2018, Bob's Red Mill Natural Foods issued a recall of 2,099 cases of Organic Amaranth Flour (22 oz.) because recent testing found a single lot to be contaminated with Salmonella.
Recalls & Warnings
August 03, 2017
AMPT "Sexual Enhancement" Coffee Recalled
On August 1, 2017, AMPT Life, LLC, recalled all lots of AMPT Coffee after FDA testing found sildenafil and tadalafil.
Recalls & Warnings
September 12, 2018
FDA Urges Consumers to Avoid Kratom
On September 11, 2018, FDA Commissioner Scott Gottlieb, M.D., urged consumers not to use products containing the kratom, an herb that is often promoted for pain relief and for relieving symptoms of opioid withdrawal.
Recalls & Warnings
March 06, 2019
FDA Warns Consumers Not to Use Certain Sexual Enhancement Supplements
On January 28, 2019, the FDA warned consumers not to buy or use the following sexual enhancement supplements were found to contain undeclared sildenafil and/or tadalafil.
Recalls & Warnings
October 08, 2014
Consumers Who Have Purchased Red Bull May Qualify for Cash Payment or Free Red Bull Products
Consumers who purchased Red Bull products in the United States between January 1, 2002 and October 3, 2014 may be entitled to a $10 cash payment or two free Red Bull products, according to a proposed settlement of two class action lawsuits.
Recalls & Warnings
February 17, 2018
FDA Reports Prevalence of Salmonella In Retail Spices
An FDA study of 11 different types of spices sold in retail stores throughout the U.S. found the prevalence of Salmonella contamination to be less than 1%. Overall, this was significantly lower than when the same types of spices were tested at the time of import to the U.S.
Recalls & Warnings
December 13, 2013
Maker of Menopause Blend and Other Supplement Ingredients Warned by FDA of Violations
On November 21, 2013, the FDA issued a warning letter to Raw Deal, Inc.
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
February 05, 2014
Maker of Digestive Health Supplement Warned For Manufacturing Violations, Drug Claims
On January 22, 2014, the FDA issued a warning letter to Intensive Nutrition Incorporated, following a facility inspection which found the company's digestive support supplement, Tanalbit, to be adulterated because it was prepared, packed, or held under conditions that violate Current Good ...
Recalls & Warnings
June 21, 2005
FTC Settles Claims with Marketers of FiberThin and Propolene
On June 20, 2005, the Federal Trade Commission (FTC) announced that the marketers of the dietary supplements FiberThin and Propolene have settled FTC charges that their misleading weight-loss claims violated federal laws.
Recalls & Warnings
October 08, 2010
"Red Flags" for Spotting Tainted Supplements
In recent years, the FDA has identified hundereds of products marketed as dietary supplements or conventional foods with hidden drugs and chemicals. In reaction to this, the FDA recently created a flyer to help retailers spot questionable products. ConsumerLab.
Recalls & Warnings
July 18, 2017
Herbal "Sexual Enhancement Coffee" Recalled
On July 13, 2017, Bestherbs Coffee LLC recalled their product New Kopi Jantan Tradisional Natural Herbs Coffee after FDA testing found desmethyl cabodenafil.
Recalls & Warnings
February 03, 2015
Major Retailers Accused of Selling Adulterated Herbal Supplements
On February 3, 2015, the New York State Attorney General announced that his office sent letters to four major retailers, GNC, Target, Walmart, and Walgreens, for allegedly selling store brand herbal supplement products in New York that either could not be verified to contain the labeled substance, ...
Recalls & Warnings
March 14, 2012
Manufacturing Violations by Maker of Lecithin, Soy Supplements
The FDA issued a Warning Letter (dated March 7, 2012) to Modern Products, Inc. regarding manufacturing violations in the production of the supplements Fearn Lecithin Granules, Fearn Liquid Lecithin, Fearn 100% Soy Protein Isolate, and Gayelord Hauser Brewers Yeast.
Recalls & Warnings
June 30, 2002
Recall of Dalyvite Liquid Multivitamin
In its June 26, 2002 Enforcement Report, the U.S. FDA reported the following Class III Food Recall. A Class III recall is a situation in which use of or exposure to a violative product is not likely to cause adverse health consequences.
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
April 18, 2012
X-Rock Contains Undeclared Drug Ingredient
April 18, 2012: The Food and Drug Administration (FDA) is advising consumers not to purchase or use “X-Rock,” a product for sexual enhancement manufactured by CRM Laboratories and sold on various websites, including www.xrockme.com.
Recalls & Warnings
May 10, 2013
Seller Of Sexual Enhancement and Hormonal Balance Supplements Warned For Manufacturing Violations
On April 26, 2013, the FDA issued a warning letter to Pristine Bay, L.L.C.
Recalls & Warnings
April 18, 2013
Cardio, Energy and Sexual Enhancement Supplement Distributor Warned For Manufacturing Violations and Drug Claims
On December 21, 2012, the FDA issued a warning letter to ForMor Inc, dba ForMor International, following a facility inspection which found the company's Cardio Cocktail and Argenix dietary supplements to be adulterated because because they were prepared, packed, or held under conditions that do ...
Recalls & Warnings
June 21, 2005
Marketers of “Himalayan Diet Breakthrough” Settle FTC Charges of Deceptive Advertising
On June 20, the Federal Trade Commission (FTC) announced that AVS Marketing, Inc., and its president, William R. Heid, have agreed to pay $400,000 in consumer redress to settle FTC charges that they deceptively marketed a purported weight-loss pill called “Himalayan Diet Breakthrough.
Recalls & Warnings
June 23, 2013
Weight Loss Supplements Containing DMAA Recalled
On June 15, 2013, dietary supplement retailor Beta Labs, LTD issued a recall of certain lots of "fat burner" and weight loss supplements Oxyphen XR, Phentalene, Phen FX and Red Vipers because they contain 1,3-dimethylamylamine (DMAA).
Recalls & Warnings
November 07, 2005
FTC Stops Bogus Ads for "Bio Trim" and Other Weight-loss Products
On November 7, 2005, the Federal Trade Commission (FTC) announced that under the terms of a consent agreement that it has approved, Tustin, California based Natural Products, LLC, All Natural 4 U, LLC and their owner, Ana M.
Recalls & Warnings
May 28, 2003
Warning and Recall for "Herbal" Sexual Enhancement Supplement in Canada Illegally Containing Pharmaceutical Compound
On May 27, 2003 - Health Canada warned consumers not to use Hua Fo VIGOR-MAX tablets, a Chinese herbal product that contains tadalafil.
Recalls & Warnings
July 27, 2012
Prescription and Street Drug Alternatives Found in Male Enhancement, Mood, and Sleep Supplements
On July 10, 2012, the FDA issued a warning letter to Evol Nutrition Associates, Inc. subsequent to a 2011 inspection which found a number of the company's products contained prescription and investigational drugs and were misbranded.
Recalls & Warnings
May 13, 2012
Caffeinated Water Illegally Promoted According to FDA
On April 24, 2012, the U.S. FDA sent a Warning Letter to Vitality Distributing, Inc. indicating that the company's product "avitae caffeinated water" is being illegally promoted as an unapproved new drug due to claims relating to its safety and efficacy, such as the following:
Recalls & Warnings
October 09, 2013
Use of Chinese Supplement Linked to Rare But Serious Condition
On October 9, 2013, Health Canada warned consumers that Compound Danshen Dripping Pills, manufactured by Tianjin Tasly Pharmaceutical Co., have been associated with a case of methemoglobinemia, a rare but serious condition which may result in coma or death.
Recalls & Warnings
January 24, 2013
Food for Health Warned for Manufacturing Violations and Drug Claims on Supplements
On October 5, 2012, the FDA issued a warning letter to Food for Health International, LLC following a facility inspection which found the company's products, including Activz brand Vitamin D, Potassium Iodine, Organic Vitamin C, Whole 9 (a fruit and vegetable meal replacement shake) Control and VMA ...
Recalls & Warnings
May 29, 2013
Seller of Colloidal Silver, Noni Juice and Noni Supplements Warned For Drug Claims
On May 16, 2013, the FDA issued a warning letter to Matrix Health Products, Inc.
Recalls & Warnings
December 10, 2014
Risk of Fungal Infection from Probiotics in People with Weakened Immune System
On December 9, 2014, the FDA warned that supplements containing live bacteria or yeast have the potential to be contaminated with mold, and may pose a risk of potentially deadly fungal infection in immunocompromised persons.
Recalls & Warnings
November 28, 2014
Seller of Herbal Extracts Warned for Manufacturing Violations, Drug Claims
On November 3, 2014, the FDA issued a warning letter to Avena Botanicals, Inc.
Recalls & Warnings
March 15, 2013
Maker of Liquid Supplements Warned For Manufacturing Violations and Drug Claims
On January 31, 2013, the FDA issued a warning letter to Liquid Health, Inc.
