In 2005, AHPA first adopted a requirement on labeling caffeine-containing dietary supplements. The amendment now applies to products marketed as foods and those that contain added caffeine. Products containing less than 5 mg of total caffeine are exempt.

After increased controversy in the past year, caffeineand energy drinks in particularare under the microscope. Learn more the pick-me-up ingredient's recent events in the article, "JAMA Corrects Energy Drink Regulation Statement."