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 (2mg): The Growth Hormone Peptide For Recovery, Performance, And Longevity What are some common safety challenges in clinical trials? Criterium FDA clinical trial phases and last approval steps ZeClinics