Peptides: FDA Approved vs Research Peptides Not all peptides are created equal Some are FDA approved medications with real clinical data, regulated manufacturing, and proven safety. Others are sold online as 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 IPAMORELIN [10mg] Elixser Peptides TB 500 FDA Approval Status 2026: Thymosin Beta 4 Research & Regulation Why Won't the U.S. Government Approve Peptides? by Verus FDA Adivsors LLC Medium