• April 10, 2015  

    Some popular weight loss and workout supplements contain a chemical called BMPEA that includes an ingredient nearly identical to amphetamine, according to a new study. Dr. Pieter Cohen of Harvard Medical School and Daniel Fabricant of the Natural Products Association join Hari Sreenivasan to discuss the safety and regulation of dietary supplements. Continue reading

  • October 21, 2010  

    In one of America’s fastest-growing but least-regulated industries, consumers face a dizzying array of herbal treatment options. But studies about the effectiveness of these products are inconclusive, and the ingredients listed in labels are sometimes misleading. Paul Solman reports. Continue reading