FDA Moves to Reevaluate Several Peptides American Med Spa Association Safety and Efficacy of Approved and Unapproved Peptide Therapies for Musculoskeletal Injuries and Athletic Performance[v3] Preprints.org Sources: U.S. Food and Drug Administration (FDA) Compounding and the FDA (503A & 503B guidance) FDA warning letters on unapproved peptide products National Institutes of Health (NIH) PubMed In 2023, the FDA deemed 19 peptides too unsafe to be dispensed by compounding pharmacies. Now, under RFK Jr., the agency is poised to reverse itself despite the fact that few The peptide problem: Hype is outrunning the evidence Peptides for Plastic Surgery: Weight Loss, Skin, Healing & Recovery