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's Overreach on Compounded Peptides The Peptide Split: How GLP 1s, Lutathera, Vosoritide, and Peptide Cancer Vaccines Are Quietly Rewriting Medicine While BPC 157, TB 500, MOTS c, and the Wellness Grift Borrow Their Halo Is BPC 157 Banned? Oral vs. Injectable Forms Explained