Navigating supplement offerings, in a store or online, can be overwhelming. There’s a pill  or a potion for everything, from losing weight to boosting brain power. But how do you know what you need? Join Dr. Sanjay Gupta for a conversation with supplement safety expert Dr. Pieter Cohen to learn how these add-ons are policed and what to look for on the label.  Learn more about your ad choices. Visit podcastchoices.com/adchoices