Did you know that dietary supplement manufacturers—unlike drug companies—do not need to prove that their products are safe and effective before going to market? Join Food Sleuth Radio host and registered dietitian, Melinda Hemmelgarn, for her interview with John B. Atwater, Ph.D., Senior Director, Verification Programs, for U.S.  Pharmacopeia.  Atwater describes the process by which USP verifies the quality of dietary supplements, and why consumers should look for the USP verified mark on supplement labels. Related website: https://www.usp.org/dietary-supplements-herbal-medicines