The science behind the peptide craze Scientific American 'People are turning themselves into lab rats': the injectable peptides craze sweeping the US Well actually The Guardian Top Supplements for Erectile Dysfunction Peptides BPC 157 promise to help heal and recover you from injuries and tough workouts (and do way more than that sometimes too!). But there's limited research into their effectiveness. So how do PSA] Finally, a Dr. explains the mechanism behind the "copper uglies" : r SkincareAddiction