Bold claims about the curative powers of “superfoods” and other trendy products represent a daunting challenge for today’s consumer. How reliable are these assertions? What happens when a no-nonsense medical doctor applies rigorous scientific testing to the health hype on product labels? This program takes viewers on an eye-opening journey led by Dr. Lesley Regan, a veteran physician and professor at Imperial College, London. From probiotics and organic foods to antibacterial sprays and cleaning powders, Dr. Regan cuts through confusing marketing speak to determine whether or not astonishing health and environmental benefits really exist. Clinical trials and expert interviews are featured. Original BBC/Science Channel broadcast title: Professor Regan’s Supermarket Secrets. (48 minutes)