Advertising Alert: NAD Scrutinizes Dietary Supplement Dosage Claims

The dietary supplement industry sometimes relies on eye-catching numbers to signal potency and value. But as the National Advertising Division's (NAD) recent decision in Case No. 7522, Reus Research LLC v. Iron Rock Ventures LLC, makes clear, a big number on the front label must be properly supported, and a fine-print disclaimer buried in the Supplement Facts Panel cannot save a misleading claim.