An FDA Reversal on Peptides Could Open the Market to Unsafe Drugs ProPublica The Anatomy of a Clinical Trial by Abhishek Maran Safety and Efficacy of Approved and Unapproved Peptide Therapies for Musculoskeletal Injuries and Athletic Performance Humans have hundreds of natural peptides in their bodies but increasingly, users on social media are sharing what they say are the benefits of synthetic peptides., @drlapook breaks down the safety