Reviews and Information for Dr. David Williams

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

Product Review

Nattokinase Supplements Review

Only 5 of 8 Nattokinase Supplements Pass Tests.

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.

Product Review

Nutrition Bars Review (Protein, Energy, and Nut & Fruit Bars)

Our Tests Showed What's Hiding in Protein Bars

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.

News Release

February 25, 2019

Top-rated Vitamin and Supplement Brands and Merchants for 2019 Based on Consumer Satisfaction -- Results of the ConsumerLab.com Survey of Vitamin & Supplement Users

White Plains, New York, February 25, 2019 — Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 10,931 responses collected in late November and early December 2018.

CL Answer

What is Lipo-flavonoid and does it work for tinnitus or other ear problems?

Lipo-flavonoid Plus info, including ingredients & reliability of claims to improve ear ringing (tinnitus), vertigo, ear aches, ear infection, and Meniere's disease.

News Release

February 25, 2018

Top-rated Vitamin and Supplement Brands and Merchants for 2018 Based on Consumer Satisfaction

White Plains, New York, February 25, 2018 — Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 11,446 responses collected in late November and early December 2017.

News Release

February 25, 2017

Top-rated Vitamin and Supplement Brands and Merchants for 2017 Based on Consumer Satisfaction

White Plains, New York, February 25, 2017 — Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 9,505 responses collected in late November and early December 2016.

News Release

February 23, 2017

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

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

News Release

February 25, 2016

Top-rated Vitamin and Supplement Brands and Merchants for 2016 Based on Consumer Satisfaction

Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 11,534 responses collected in November, 2015. Respondents gave ratings for 963 brands and 399 merchants.

News Release

November 06, 2015

Some Surprising Results from Tests of 43 Probiotic Supplements and Kefir Drinks

White Plains, New York, November 6, 2015 — How many beneficial organisms are in probiotic supplements and kefir drinks? Are any contaminated with pathogens, such as E. coli, and do those labeled as "gluten free" or "99% lactose-free" live up to their claims? To find out, ConsumerLab.

News Release

September 19, 2015

ConsumerLab.com Tests Popular Prostate Supplements with Saw Palmetto and Beta-Sitosterol

White Plains, New York, September 19, 2015 — Can prostate supplements with ingredients such as saw palmetto or beta-sitosterol improve symptoms of an enlarged prostate, a condition affecting more than half of men over age 60? And, if so, which supplements are properly made and labeled and ...

News Release

February 25, 2015

Top-rated Vitamin and Supplement Brands and Merchants for 2015 Based on Consumer Satisfaction -- Results of the ConsumerLab.com Survey of Vitamin & Supplement Users

Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 10,329 responses collected in November, 2014. Respondents gave ratings for 1,709 brands and 891 merchants.

News Release

February 26, 2014

Mislabeling of Some Joint Health Supplements with Glucosamine, Chondroitin, Boswellia, and MSM According to ConsumerLab.com -- 38 Supplements Tested, Including Products for Dogs and Cats --

White Plains, New York, February 26, 2014 — Glucosamine, chondroitin, Boswellia, and MSM are popular dietary supplement ingredients for treating symptoms of osteoarthritis — worn joint cartilage.

News Release

February 12, 2014

Top-rated Vitamin and Supplement Brands and Merchants for 2014 Based on Consumer Satisfaction -- Results of the ConsumerLab.com Survey of Vitamin & Supplement Users

Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 10,326 responses collected in November, 2013. Respondents gave ratings for 1,639 brands and 788 merchants.

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

February 01, 2013

Top-rated Vitamin and Supplement Brands and Merchants for 2013 Based on Consumer Satisfaction

Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 10,862 responses collected in November, 2012. Respondents gave ratings for 1,438 brands and 851 merchants.

News Release

May 08, 2012

Lead Contamination and Mislabeling in Joint Health Supplements with Glucosamine, Chondroitin, and MSM According to ConsumerLab.com

White Plains, New York, May 8, 2012 — Glucosamine, chondroitin, and MSM are popular dietary supplements for treating symptoms of osteoarthritis — worn joint cartilage.

CL Answer

Are David Beckham’s IM8 Supplements Worth Taking?

IM8 markets two main products that claim to help you "feel amazing today," and "stay young tomorrow." Find out if these products work and if we think they're worth the cost.

News Release

February 01, 2012

Top-rated vitamin and supplement brands and merchants on consumer satisfaction for 2012 -- Based on ConsumerLab.com Survey of Vitamin & Supplement Users

Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 10,260 responses collected in November, 2011. Most respondents used multiple supplements.

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.

News Release

February 01, 2011

Top-rated vitamin and supplement brands and merchants on consumer satisfaction for 2011 -- Based on ConsumerLab.com survey of vitamin and supplement users

Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 6,010 responses collected in November, 2010. Most respondents used multiple supplements.

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

December 02, 2010

ConsumerLab.com Finds Lower-priced Resveratrol Supplements Pass Tests While Some Higher-priced brands flunk

WHITE PLAINS, NEW YORK — DECEMBER 2, 2010 — ConsumerLab.com reported today that tests of supplements containing resveratrol — a compound promoted as "life-extending" — revealed that two products provided only 43.4% and 86.

News Release

June 30, 2010

Echinacea supplements vary widely in ingredients but found clear of contaminants according to ConsumerLab.com -- New review guides consumers through wide range of dosage, species, preparations, and formulas in echinacea products

WHITE PLAINS, NY — June 30, 2010 — Echinacea may help prevent colds and cold-symptoms, but choosing a supplement is difficult due to the range of ingredients offered. To provide consumers guidance, ConsumerLab.

News Release

December 02, 2009

Tests show many milk thistle supplements low in key component -- Nine of ten products fail ConsumerLab.com testing of herb used in diabetes and liver diseases

TESTS SHOW MANY MILK THISTLE SUPPLEMENTS LOW IN KEY COMPONENT

News Release

August 25, 2009

ConsumerLab.com tests quality of acai berry supplements and beverages -- No contamination found but health benefits remain unproven. Caution urged with laxative formulas and billing schemes.

White Plains, New York — Tuesday, August 25, 2009 — Acai berries have antioxidant properties and are a staple of the traditional Brazilian diet. In recent years, supplements and drinks made from acai have become popular in the U.S.

News Release

July 10, 2009

Nine joint health supplements fail ConsumerLab.com quality review -- Lead contamination, missing ingredients and other problems found in supplements for people as well as for dogs, cats and horses; Many others approved

WHITE PLAINS, NEW YORK — JULY 10, 2009 — Nine supplements for osteoarthritis that ConsumerLab.com recently selected for testing were found to be contaminated with lead, lack all or some of a key ingredient or have other quality problems.

News Release

December 08, 2008

ConsumerLab.com asks USP to adopt safer lead limit for drugs and supplements. Warns that lead contamination may worsen if USP accepts currently proposed allowance.

WHITE PLAINS, NEW YORK — DECEMBER 8, 2008 — ConsumerLab.com petitioned the United States Pharmacopeia (USP) today to lower its proposed limit on lead contamination in drugs and dietary supplements. The USP recently proposed a limit of 10 mcg (micrograms) of lead per daily serving.

News Release

November 18, 2008

Adulteration Suspected with Some "Memory" Supplements -- Few Ginkgo and Huperzine Supplements Pass ConsumerLab.com Tests; Quality High for Acetyl-L-Carnitine

WHITE PLAINS, NEW YORK — NOVEMBER 18, 2008 — Tests by ConsumerLab.com of Ginkgo biloba supplements show that few products meet quality standards.

News Release

August 05, 2008

ConsumerLab.com Find Fifty Fish Oil Supplements Pass Quality Testing -- New Report Helps Consumers Choose Among Pills, Liquids, Foods and Beverages with Omega-3 Fatty Acids (EPA and DHA)

WHITE PLAINS, NEW YORK — AUGUST 5, 2008 — ConsumerLab.com announced today that testing of fifty omega-3 fish oil supplements, foods or beverages (including two marketed for pets) found all to have safe levels of mercury, lead and PCBs.

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.

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

July 17, 2007

Concerned by weaknesses in FDA's new rules for dietary supplements, ConsumerLab.com acts to "raise the bar on quality"

WHITE PLAINS, NEW YORK — July 17, 2007 — Disappointed by the lack of quality standards within the FDA's newly released Good Manufacturing Practices (GMPs) for dietary supplements, ConsumerLab.com has announced two initiatives today intended to "raise the bar on quality.

News Release

June 12, 2007

Tests show many milk thistle supplements low in key component — Seven products fail ConsumerLab.com testing of herb used in diabetes and liver diseases

WHITE PLAINS, NEW YORK — June 12, 2007 — Tests by ConsumerLab.com of nine milk thistle supplements that it selected showed that only two contained the expected amounts of silymarin compounds, believed to be the active constituent of milk thistle.

News Release

May 15, 2007

ConsumerLab.com finds some alpha lipoic acid supplements come up short — Improper formulation may cause ingredient degradation

WHITE PLAINS, NEW YORK — May 15, 2007 — ConsumerLab.com announced that two of eleven alpha lipoic acid supplements that it recently chose to test contained significantly less ingredient than promised on their labels.

News Release

April 11, 2007

Many arthritis supplements lack key listed ingredient — ConsumerLab.com finds chondroitin missing or low in eight supplements; Glucosamine and MSM also tested

WHITE PLAINS, NEW YORK — April 11, 2007 — Forty percent of the supplements for osteoarthritis that ConsumerLab.com recently selected for testing were found to lack all or some of their key ingredients. Osteoarthritis is the most common type of arthritis, affecting an estimated 20.

News Release

March 06, 2007

ConsumerLab.com produces series of free online seminars about dietary supplements — First seminar on "joint health" now available

WHITE PLAINS, NEW YORK — MARCH 6, 2007 — ConsumerLab.com announced today that it is producing and webcasting a series of free, online audio seminars, or "webinars," that explain the use of popular types of dietary supplements.

News Release

May 18, 2006

Court denies vitamin trade group's motion to stop defamation suit brought by ConsumerLab.com

WESTCHESTER COUNTY, NEW YORK — MAY 18, 2006 (UPDATED APRIL 7, 2006) — ConsumerLab.com announced that the Supreme Court of the State of New York has denied a motion by a trade group of vitamin and supplement makers to dismiss the defamation suit brought against it by ConsumerLab.com.

News Release

December 05, 2005

Consumerlab.com reaffirms problems with Trimspa X32

Westchester, NY — December 5, 2005 — ConsumerLab.com responded today to a press release issued by TRIMSPA seeking to refute ConsumerLab.com's test results for TRIMSPA X32, a popular weight loss supplement. ConsumerLab.

News Release

March 15, 2005

FTC dismisses complaint by vitamin trade group against ConsumerLab.com

WHITE PLAINS, NY — March 15, 2005 — ConsumerLab.

News Release

April 22, 2004

ConsumerLab.com shares insights from 2 years of testing supplements for athletic banned substances — Athletes and manufacturers urged to learn how to avoid problems

WHITE PLAINS, NY — April 22, 2004 — Two years after initiating the first program to test dietary supplements for substances banned from athletic competition, ConsumerLab.com today released a short advisory summarizing problems uncovered to-date from its testing.

News Release

November 16, 1999

Only three quarters of Ginkgo Biloba supplements contain proper ingredients. ConsumerLab.com posts first of its dietary supplement product tests.

WHITE PLAINS, NY, November 16, 1999 — Consumers have a one out of four chance of buying a Ginkgo Biloba product that may not deliver the ingredients they are seeking. This is the finding of an independent analysis of products conducted by ConsumerLab.

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

August 28, 2023

Dr. Berne’s MSM and Castor Oil Eye Drops Recalled Due to Bacterial and Fungal Contamination

On August 26, 2023, Dr. Berne’s Whole Health Products issued a recall of all lots of its MSM DROPS 5%, 15% Solution, Dr. Berne’s Organic Castor Oil Eye Drops and Dr. Berne’s MSM MIST 15% Solution due to the risk of bacterial and fungal contamination.

Recalls & Warnings

April 14, 2026

Bari Life, Bird&Be, Dr. Fuhrman & Other Multis Recalled

On April 10, 2026, the U.S.

News Release

August 05, 1999

ConsumerLab.com initiates independent testing of herbal products and supplements. Certification Seal announced.

WHITE PLAINS, NY, August 5, 1999 — ConsumerLab.com, LLC announced that it has begun a large-scale program of independent testing of herbal products and dietary supplements. .

Recalls & Warnings

August 15, 2020

FTC Warns 20 More Companies for Coronavirus Claims

On August 14, 2020, the FTC announced that it sent warning letters to 20 companies for selling products such as vitamin C, hydrochloroquine, omega 3, and melatonin with unsupported claims that they can treat coronavirus (COVID-19).

Recalls & Warnings

November 29, 2023

Dr. Berne’s Whole Health Products Warned for Contaminated Eye Drop Products, Drug Claims

On November 22, 2023, the FDA issued a Warning Letter to Dr. Berne’s Whole Health Products following review of the company’s website, which found statements about the company’s Dr. Berne’s MSM Eye Drops 5%, Dr. Berne’s MSM Eye Drops 15%, and Dr.

Recalls & Warnings

January 04, 2024

Lone Star Botanicals Warned by FDA for Manufacturing Violations

On November 26, 2023, the FDA issued a Warning Letter to Lone Star Botanicals, Inc.

Recalls & Warnings

April 27, 2023

Seller of Magtein, Veggie Caps, & More Warned for Drug Claims, Manufacturing Violations

On March 8, 2023, the FDA issued a warning letter to Spartan Enterprises Inc., dba Watershed Wellness Center, after a review of the company’s website found statements about its Dr. Bob’s Naturals Spirulina, Dr. Bob’s Naturals Magtein, Dr.

Recalls & Warnings

March 01, 2023

Seller of Dr. Miller’s Herbal “Detox” Teas Warned by FDA for Drug Claims

On February 3, 2023, the FDA issued a warning letter to Jackson Health & Wellness Clinic after inspection of the company’s website found statements about the company’s Dr. Miller’s Holy Tea, Dr. Miller’s Super Holy Tea, Dr. Miller’s Ultimate Tea, Dr.

Recalls & Warnings

November 06, 2023

FDA Warns Consumers Not to Use Dr. Ergin’s SugarMD Advanced Glucose Support, Found to Contain Prescription Drugs

On November 3, 2023, the FDA warned consumers not to purchase or use Dr. Ergin’s SugarMD Advanced Glucose Support products after FDA laboratory analysis found the supplement to contain glyburide and metformin.

Recalls & Warnings

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

January 27, 2003

FTC Charges Dr. Clark and Related Companies with Making Unsubstantiated Health Claims

The Federal Trade Commission has charged a Switzerland-based company and its U.S. counterpart with making numerous unsubstantiated efficacy claims for a variety of dietary supplements and devices that they sell on the Internet.

Recalls & Warnings

March 02, 2022

Seller of Holistic Tea Warned by FDA

On February 17, 2022, the FDA issued a warning letter to Vital Health & Wellness following an inspection of the company’s website, which found statements made about the company’s product, Dr. Miller’s Holistic Premium Holy Tea, to be drug claims.

Recalls & Warnings

May 23, 2020

FTC Warns 50 More Companies for Coronavirus Claims

On May 21, 2020, the FTC announced that it sent warning letters to 50 companies for selling products such as herbal products, immune system boosters, and vitamin C, with unsupported claims that they can treat coronavirus (COVID-19).

Recalls & Warnings

December 11, 2020

Seller of "Dr. Hotze's Immune Pak" Products Warned for COVID-19 Claims

Seller of "Dr. Hotze's Immune Pak" Products Warned for Coronavirus Claims 

Recalls & Warnings

February 17, 2021

FDA Warns Dr. Paul's Lab for COVID-19 Claims

On February 16, 2021, the FDA issued a warning letter to Dr. Paul's Lab following a review of the company's website by the FDA and Federal Trade Commission (FTC) for selling COVID-Aid Tincture with unsupported claims that it can treat coronavirus (COVID-19).

Recalls & Warnings

March 08, 2007

FTC Files Against Maker of Calcium and Fertility Supplements

On January 29, 2007, the Federal Trade Commission (FTC) announced that it had filed civil contempt charges against Lane Labs, Inc.

Recalls & Warnings

November 28, 2006

FTC Targets Seller of Pills Promoted for Height, Weight, and Bone Improvement

On November 28, 2006, the Federal Trade Commission (FTC) announced that a Florida business and its owner, who marketed purported height-enhancing pills for kids and young adults, will pay $375,000 to settle charges that their advertising claims were deceptive.

Recalls & Warnings

September 16, 2005

FTC Stops Weight-loss Claims about Seaweed-based Patches

On September 15, 2005, the U.S. Federal Trade Commission (FTC) announced that the alleged masterminds behind a fraudulent scheme to market two seaweed-based patches as weight-loss products to U.S. consumers have settled FTC charges.

Recalls & Warnings

March 02, 2016

Seller of Hoodia and Other Supplements Admits Fraud

On March 1, 2016, The United States Department of Justice announced that David Romeo, principal of several New Jersey- based dietary supplement companies, including Global Nutrients, Stella Labs and Nutraceuticals International, LLC, has pled guilty to conspiracy to distribute three kilograms or ...

Recalls & Warnings

January 27, 2015

Seller of Aloe, Sexual Enhancement Supplements and More Warned for Manufacturing Violations, Drug Claims

On January 8, 2015, the FDA issued a warning letter to Aloe Man, Inc., following a facility inspection which found the company's products, including The Aloe Man's Super Bright, Dr. Johnson's Maximum Desire, Dr. Johnson's Body Healer, and Dr.

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

May 29, 2014

Chia Powders and Smoothies Recalled Due to Salmonella Risk

On May 28, 2014, Navitas Naturals issued a voluntary recall of products containing its organic sprouted chia seed powder because they have the potential to be contaminated with Salmonella.

Recalls & Warnings

January 18, 2005

Supplement Maker to Pay over $3.5 Million to Settle Deceptive Advertising Charges for Immune Dietary Supplement

On January 18, 2005, the Federal Trade Commission (FTC), the Orange County (California) District Attorney, and the California State Attorney General announced that they had reached settlements with Body Wise International, Inc.

Recalls & Warnings

May 03, 2011

FDA Warns: Beware of Bogus STD Products

On May 3, 2011, the U.S. Food and Drug Administration (FDA) and the Federal Trade Commission (FTC) announced a joint effort to remove products from the market that make unproven claims to treat, cure, and prevent sexually transmitted diseases (STDs).

Recalls & Warnings

November 02, 2009

FTC Charges Marketers with Baseless Weight-Loss Claims

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

Recalls & Warnings

March 04, 2008

Airborne Settles Lawsuit Over False Advertising of its "Miracle Cold Buster"

On March 4, 3008, the Center for Science in the Public Interest (CSPI) announced that the makers of Airborne -- a multivitamin and herbal supplement whose labels and ads falsely claimed that the product cures and prevents colds -- will refund money to consumers who bought the product, as part of a ...

Recalls & Warnings

March 02, 2005

Marketer of Weight-Loss System Settles FTC Charges of Deceptive Advertising

On March 1, 2005, the Federal Trade Commission (FTC) announced that California infomercial producer Modern Interactive Technology, Inc.

Recalls & Warnings

March 03, 2006

FDA Requests Seizure of More Supplements Containing Ephedrine Alkaloids

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

Recalls & Warnings

December 18, 2006

Doctor Disciplined for Use of Black Salve Containing Bloodroot

The Casewatch website recently reported that Jerome W. Craft, M.D., a surgeon who practices in West Palm Beach, Florida, has signed a settlement agreement under which he was fined and ordered to stop using an escharotic paste, referred to as "black salve.