Product Reviews and Information for Tinnitus
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CL Answer
Do any supplements or lifestyle changes reduce the symptoms of tinnitus? Is it true that some supplements can cause tinnitus?
Learn which supplements can ease tinnitus, including melatonin and pine bark extract. Understand which may actually cause tinnitus.

CL Answer
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.

Product Review
Magnesium Supplements Review (Including Calcium, Vitamins D & K, and Boron)
Find Out What Magnesium Does, Who Needs It, and Our Top Picks Among Supplements

CL Answer
What is Pycnogenol, does it work, and is it the same as other pine bark extracts?
Learn more about Pycnogenol, including evidence from clinical studies on blood clots, osteoarthritis, cognition, vision, tinnitus, and the skin and safety.

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

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

Product Review
B Vitamin Supplements Review (B Complexes, B6, B12, Biotin, Folate, Niacin, Riboflavin & More)
See Our Top Picks and Which 5 Failed Testing

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

CL Answer
What are the health benefits of palmitoylethanolamide (PEA), and is it safe?
Palmitoylethanolamide (PEA) is commonly promoted for its anti-inflammatory and pain-relieving effects. Find out if it works.

Product Review
Iron Supplements Review (Iron Pills, Liquids and Chews)
See Which Iron Supplements Are CL's Top Picks for Different Needs

Product Review
Glycine Supplements Review
Tests of Glycine Show High-Quality but Major Savings with Right Products.

Product Review
Multivitamin and Multimineral Supplements Review
Best Multivitamins -- Caution with Gummies

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

CL Answer
Can magnesium supplements reduce heart palpitations or PVCs?
Having low blood levels of magnesium has been associated with abnormal heart rhythms known as PVCs (premature ventricular complexes). Find out if taking magnesium supplements can help.

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
November 21, 2014
Seller of Diabetes, Prostate Supplements and More Warned for Manufacturing Violations, Drug Claims
On October 7, 2014, the FDA issued a warning letter to dietary supplement distributor Windmill Health Products, LLC, following a facility inspection which found the company's products, including Nutri-Betic caplets, Vita-betic caplets, ProstrinRx tablets, Polyflavanol capsules, and Glucoflex Joint ...
Recalls & Warnings
May 06, 2014
Seller of Flaxseed, Ginkgo and More Warned for Manufacturing Violations and Drug Claims
On April 18, 2014, the FDA issued a warning letter to Iowa Select Herbs, LLC, following a facility inspection which found the company's products, including Flax Seed, Holy Basil, Papaya Leaf Extract, and Ginkgo Leaf Extract products, to be adulterated because they were prepared, packed, or held ...
Recalls & Warnings
January 05, 2005
Marketers of Brain-Rejuvinating Supplement Settle FTC Charges of False Claims
On January 5, 2005, the U.S. Federal Trade Commission (FTC) announced that a company that heavily advertised an herbal dietary supplement called "Sagee" to the Chinese-language and Vietnamese-language communities had settled FTC charges of making false and unsubstantiated claims for the product.
Recalls & Warnings
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.