Human Recombinant IGF I LR3, ACF STEMCELL Technologies 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 IGF1 LR3 Peptide Anderson Longevity Clinic Organ weights in response to Long R3 insulin like growth factor 1 (LR3 Download Scientific Diagram