Vitamins and Supplements Medical Reference

Colloidal silver is often marketed as a cure-all product. But does it work? And is it safe?

Ginkgo biloba has been pushed as a way to improve memory and ward off dementia. Learn more about this supplement.

Ashwagandha might help with stress and arthritis and may even have cancer-fighting effects. Learn more about this herbal supplement’s potential benefits.

Phosphorus is in almost everything you eat and drink. No wonder you have more of it in your body than almost any other mineral.

What can copper do for you? Find out how getting this mineral in certain foods can help your health, and learn whether you're getting enough.

Moringa oleifera is sometimes called "the miracle tree." Find out more about this tropical plant, and see if the benefits live up to the claims.

Can a few drops of a flower essence treat pain, stress, and anxiety? Some people think so. Get the scoop on Bach flower remedies, including if they’re safe and how to use them.

Kava kava has been used in traditional Pacific Island medicine and ceremonies for hundreds of years. WebMD explains what conditions it treats, and whether it's safe.

ZMA is a supplement that includes zinc, magnesium aspartate, and vitamin B6. WebMD discusses what the research shows about ZMA health claims.

Garcinia cambogia, a tropical fruit, is a popular weight-loss supplement, especially with people who have diabetes. Is it safe and effective, or is it a diet pill scam?

WebMD looks at the uses and risks of the supplement chlorophyll.

WebMD looks at the uses, risks, and effectiveness of the supplement slippery elm, which some people use to treat cold symptoms.

WebMD looks at the uses and risks of the supplement tyrosine, which some people use for the genetic disorder called PKU.

WebMD looks at the uses and risks of the supplement saffron.

WebMD explains the uses and risks of the supplement senna, which some people take to help treat constipation.

WebMD describes the uses and risks of the supplement theanine, which is found naturally in tea leaves, especially green tea.

WebMD describes what the latest research shows about using a supplement called glucosamine to treat painful joints.

WebMD explains the uses and risks of the supplement red raspberry.

WebMD explains the uses and risks of the supplement pycnogenol.

WebMD explains the uses and risks of the supplement nattokinase.

WebMD explains the uses and risks of the supplement N-acetyl cysteine (NAC).

WebMD explains the uses and risks of the supplement prickly pear cactus.

WebMD explains the uses and risks of iodine supplements.

Ginger is a root with purported healing properties and health benefits, but overuse comes with risks. Learn more about ginger supplements.

WebMD explains the uses and risks of the supplement gymnema.