The FDA is reviewing 12 peptides for removal from its restricted listincluding BPC 157, TB 500, Semax, and GHK Cu. If it goes through, it's the biggest peptide policy shift in years. More access. Easier 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. Is BPC157 Legal? WADA, FDA Status, and What You Need to Know Q&A: Should you trust trending peptide injections? of the Federal Food, Drug, and Cosmetic Act (FDCA).*