Peptide BPC 157 Does It Work? Breaking Down the Evidence and the Hype 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 TB 500 Exposed: The Risks Outweigh the Benefits Peptides: Legal and Regulatory Risks 503A Compounding Pharmacies Must Understand