CL Answers

Lovaza, a prescription omega-3 fish oil, is very expensive. Can I get the same omega-3 oils from a supplement that costs less?

Lovaza fish oil (prescription) vs. over the counter fish oil supplements. Understand the differences in cost and benefits before you buy.

Can biotin supplements really strengthen nails or improve hair? Can other supplements help?

Learn more about strengthening brittle nails with vitamin B-7 (biotin), based on clinical evidence.

Will 7-keto DHEA help me lose weight?

Learn more about 7-keto DHEA supplements for weight loss, including clinical results.

Do vitamin C supplements help prevent cataracts?

Learn more about the link between vitamin C and cataracts, based on clinical evidence.

How likely are Americans to be deficient in vitamins or minerals?

Read info based on the CDC about vitamin deficiencies such as vitamin A, B-6, B-12, C, D, and E, folate, and iron in the United States.

Are antioxidant supplements good or bad for you?

Learn more about whether antioxidants like astaxanthin, beta-carotene, coenzyme Q10, curcumin, resveratrol, selenium, vitamin A, vitamin C and vitamin E are safe and if they help prevent chronic diseases.

Is it true that vitamin D can increase the risk of prostate cancer in men?

Information on the potential link between vitamin D and prostate cancer, based on a clinical study.

Which vitamins and minerals should be taken together or separately?

Find out the best way to take vitamins and minerals and which vitamins and minerals should be taken together or separately for proper absorption. ConsumerLab answer explains the best way to take vitamins and minerals.

Does the FDA approve laboratories that test supplements?

Are there FDA approved & registered laboratories for dietary supplements? Learn more about laboratories that are registered with the FDA.

Do companies have to test supplements before they are sold?

Learn more about the requirements supplement companies are held to and FDA regulations.