About this episode
The world takes $40 billion of dietary supplements – from vitamin A to yohimbe bark – every year. Yet, the jury is still out on whether most of them work. In America, the FDA isn’t allowed to approve supplements, and no one can say what is in your pills. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.