Safety and Efficacy of Approved and Unapproved Peptide Therapies for Musculoskeletal Injuries and Athletic Performance[v3] Preprints.org Peptides are everywhere right now but heres the part most people miss:, Not all peptides are FDA approved., FDA regulated: insulin, GLP 1 medications, certain hormone peptides, Not Exciting news for the peptide world making these peptides easier to prescribe and likely dropping the prices for them. As always know your prescriber and avoid the gray market due to unregulated Sermorelin vs Ipamorelin: Which peptide is right for you? NiceRx