FDA issued its first warning letter to a dispenser (a medical spa) for violating the Drug Supply Chain Security Act (DSCSA), including failing to source products from authorized trading partners and Can BPC 157 Help with Erectile Dysfunction? Multifunctionality and Possible Medical Application of the BPC 157 PeptideLiterature and Patent Review Gray Market Peptides: So Much Hype, So Little Data Some peptides are FDA approved drugs. Some are legal supplements. Some are neither. The same word, peptide, covers all three categories. The regulatory status of the specific compound is what determines legality. BPC 157: Experimental Peptide Creates Risk for Athletes