BPC 157: The peptide with big claims and scant evidence STAT BPC 157: Experimental Peptide Creates Risk for Athletes 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 Operation Supplement Safety (OPSS) Bethesda MD What are peptides? The treatments promising weight loss and better skin, explained Vox of the Federal Food, Drug, and Cosmetic Act (FDCA).*