2024 Ends With Lilly's Landmark GLP 1 Sleep Apnea Approval BioSpace Tesamorelin Peptide Therapy Insights enov.one 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 80+ peptides are fda approved. most people aren't using any of them. bpc 157, tb 500, ipamorelin none completed phase 3 trials. the feb 2026 reclassification to category 1 restored compounding access for 14 New: An FDA decision to place 19 peptides on the unsafe list was supported by numerous documented safety concerns, former officials said. Even though demand for peptide therapies has exploded since then, TB 500 FDA Approval Status 2026: Thymosin Beta 4 Research & Regulation