What is it? Drugs, supplements, and herbal information database.
Features:
Authority? Medline Plus - A service of the U.S. National Library of Medicine, National Institutes of Health
Flickr Creative Commons Photo: xxrobot
What is it? Pill identifier.
Features:
Authority? WebMD is written by a team of individuals with MDs.
What is it? Analysis of 697 protein powders
Features:
Authority? 32 nutrition experts