RFK Jr. and the Perils of Peptides Washington Monthly Analysis: The peptide problem: Hype is outrunning the evidence McMaster News 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 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. FDA moves toward easing restrictions on certain peptides BioPharma Dive