• A comprehensive evaluation of eight widely advertised dietary supplements found none had strong independent clinical evidence supporting their marketed health claims, despite the $53 billion industry size.
• Two popular supplements, Relief Factor and Nugenix products, had no available clinical research, while only Prevagen and Nutrafol showed limited evidence from randomized controlled trials.
• Experts emphasize that current regulations don't require supplement companies to prove health claims through clinical trials, highlighting a significant gap in consumer protection.