Therapeutic Peptides in Aesthetic, Metabolic and Endocrine Conditions: Effects, Safety, Clinical Applications, and Future Perspectives 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: Miracle Healing Peptide or Hidden Danger? Research Peptides In Minnesota: Why Not For Human Consumption Doesn't Protect You Holt Law FDA moves toward easing restrictions on certain peptides BioPharma Dive