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 to Review 7 Peptides for Compounding List in July 2026: BPC 157, Semax, Epitalon, and More HealingMaps BPC 157 has already hit the mainstream, but should it hit your bloodstream? BPC 157 has already hit the mainstream, but should it hit your bloodstream?