NPA, CRN Respond to Research Showing Supplements With Banned Ingredients are Still on the Market

A study recently published in JAMA by Pieter A. Cohen, MD; Bharathi Avula, PhD; and Kumar Katragunta, PhD, et al, has found that supplements with banned ingredients are still on the market despite the companies having received warning letters from the U.S. Food and Drug Administration (FDA). The study stated that “Some dietary supplements are adulterated ...