Peptide side effects no one talks about BPC 157 headaches. TB 500 fatigue. CJC Ipamorelin water retention. Most people quit. But 90% of the time it's the protocol, not the peptide. Think twice before injecting peptides bought online: unauthorized products can seriously harm you Canada.ca Peptides seem to be everywhere right now., Weve been looking into a few, like copper peptides, BPC 157, and TB500, mostly from a recovery and skin support standpoint. Still learning, still observing, Peptide Blends at the Perito Clinic The Perito Clinic BPC 157 vs TB 500 Peptide Which is Better for Injury Healng?