What does the Supplement Facts panel on a dietary supplement tell me?
IU, mcg, mg, % Daily Value? What do they all mean? The Scoop, the consumer health newsletter of The Office of Dietary Supplements, has an article explaining how to “read” Supplement Facts panels. The article has links to resources to learn more about the labeling of dietary supplements, as well as the new Dietary Supplement Label Database (DSLD), a joint project of the National Library of Medicine and the Office of Dietary Supplements.
Read the article: http://1.usa.gov/17yXC4C
Dietary Supplement Label Database (DSLD): http://1.usa.gov/1exBix7