Dear Doctor: What are the benefits and risks of taking kava? That’s a good question with a complex answer. The shrub kava originates from the South Pacific, where  Pacific Islanders used it to promote psychological and physical relaxation for medicinal and [...]

By Ask the Doctors • September 18, 2018

Dear Doctor: I’ve been seeing advertisements for glutathione, saying the supplement enhances the body's cells. The ads also say the claims haven’t been evaluated by the Food and Drug Administration. Any comments would be appreciated. Glutathione is an antioxidant produced in [...]

By Ask the Doctors • July 10, 2018