Therapeutic Peptides in Aesthetic, Metabolic and Endocrine Conditions: Effects, Safety, Clinical Applications, and Future Perspectives FDA to weigh easing limits on unproven peptides favored by RFK Jr. and MAHA supporters PBS News Not all peptides are restricted. Here's the breakdown you actually need. The FDA's Category 2 classification affects specific compounded peptides BPC 157, TB 500, CJC 1295 Ipamorelin, AOD 9604, Epithalon, Selank, Semax. Others like Sermorelin The Peptide Craze Ground Truths