Product Reviews and Information for Polycystic Ovary Syndrome (PCOS)
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Product Review
NAC (N-Acetyl Cysteine) Supplements Review
Choose the Best NAC Supplement and Save Money
CL Answer
What are the possible health benefits of fenugreek, and is it safe?
Fenugreek is promoted for boosting testosterone, increasing breastmilk production, lowering blood sugar, improving symptoms of polycystic ovary syndrome (PCOS), and other conditions, but does it work? Find out.
CL Answer
What are the health effects of apigenin and is it safe?
Apigenin, a flavonoid compound, is promoted for sleep, depression, cancer, and other conditions. Find out if it works and if it's safe.
CL Answer
What is inositol hexaphosphate (IP6) and myo-inositol? Are they helpful in treating cancer or other conditions?
Inositol hexaphosphate (IP6): Find out if IP6 (also known as phytic acid) can prevent or treat cancer. Clinical evidence, dosage, safety and how IP6 differs from myo-inositol. Consumerlab.com's answer explains.
Clinical Update
6/18/2019
Melatonin for PCOS?
Can melatonin help women who suffer from polycystic ovary syndrome (PCOS)? See what a recent study found in the What It Does section of the Melatonin Supplements Review. Also see our Top Picks for melatonin.
Clinical Update
9/16/2025
Myo-inositol for PCOS?
Did taking myo-inositol reduce adverse events, including preterm birth, in women with polycystic ovary syndrome (PCOS)? Find out what a recent study showed in our article about myo-inositol.
Clinical Update
12/18/2025
Berberine for PCOS?
Can berberine help with polycystic ovary syndrome (PCOS)? Find out in our Berberine Supplements Review, which includes our Top Picks for berberine.
Clinical Update
9/29/2020
Vitamin D and PCOS
Can vitamin D improve symptoms of (polycystic ovary syndrome (PCOS)? Find out what a recent study showed in the What It Does section of Vitamin D Supplements Review. Also see our Top Picks for vitamin D.
CL Answer
Which supplements may help with PCOS (polycystic ovarian syndrome)?
Many supplements are promoted to help treat symptoms of PCOS (polycystic ovarian syndrome), but do they really work? See the clinical evidence for inositol (myo-inositol and D-chiro-inositol), alpha lipoic acid, vitamin B-12, folic acid, vitamin D and more.
Clinical Update
6/24/2025
Apigenin for Menopause or PCOS?
Can taking apigenin (from chamomile) alleviate menopausal symptoms or help with polycystic ovary syndrome? Find out what recent studies suggest in our article about the safety and health effects of apigenin.
Product Review
Berberine and Goldenseal Supplements Review
Tests Reveal the Best and Worst Berberine and Goldenseal Products
Clinical Update
8/18/2023
Inositol for PCOS?
See if a panel of experts recently recommended inositol for PCOS (polycystic ovarian syndrome) in our article about Inositol for PCOS.
CL Answer
Which vitamins and supplements are good for acne, and are there any that make it worse?
Information about supplements for acne and clearer skin. Plus, find out which vitamins and supplements can make acne worse.
Clinical Update
10/18/2022
Fenugreek for PCOS?
Can supplementing with fenugreek extract improve symptoms of polycystic ovarian syndrome (PCOS)? Find out what a recent study suggests in our updated article about Supplements and PCOS.
CL Answer
Immuno 150: Does It Boost Immunity?
Immuno 150 by Exceptional Health Products is promoted for boosting the immune system, but does it work and is it worth its price? Find out.
News Release
April 15, 2026
Think Expensive NAC Is Better? ConsumerLab Tests Say Otherwise
White Plains, NY, April 15, 2026 — NAC (N-acetyl cysteine) supplements are widely marketed for “detoxification,” immune support, and respiratory health, as NAC is converted in the body into the antioxidant glutathione.
Clinical Update
3/10/2023
Fish Oil for Infertility?
Can supplementing with fish oil improve the likelihood of pregnancy among women with PCOS-related infertility? Find out what a recent study showed in the Infertility section of our Fish Oil Supplements Review. Also see our Top Picks for fish oil supplements.
News Release
December 09, 2014
Round-up of Recent Product Tests by ConsumerLab.com -- Results for B Vitamin Supplements & Energy Drinks, Garlic, NAC (N-acetyl cysteine), Iron and Omega-7 Fatty Acids
White Plains, New York, December 9, 2014 — In recent months, ConsumerLab.com has published test results for a variety of popular supplements, including B vitamins supplements and energy drinks, NAC (N-acetyl cysteine), iron and garlic. In addition, ConsumerLab.
Recalls & Warnings
March 23, 2023
FDA Warns Herbal Vitality for Promoting Supplements to Treat Cold & Flu, Kidney Stones & More
On March 7, 2023, the FDA issued a warning letter to Herbal Vitality, Inc.
Recalls & Warnings
January 20, 2021
FDA Warns Seller of Vitamin D, Curcumin and CoQ10 Promoted for Treating COVID-19
On December 28, 2020, the FDA issued a warning letter to Smarter Nutrition, Inc. following a review of the company's website, which found statements made about the company's products Smarter Curcumin, Smarter Ubiquinol, and Smarter Vitamin D3 to be drug claims.
Recalls & Warnings
May 31, 2014
Sellers of "Cancer" Supplements Warned for Drug Claims
Two sellers of graviola supplements promoted to treat cancer have been issued warning letters by the FDA. Graviola (Annona muricata), also known as soursop, is the fruit of a tree native to South America and Puerto Rico.
