Peptide BPC 157 Does It Work? Breaking Down the Evidence and the Hype Have you used peptides? What are your thoughts? Let me know below Peptides are short chains of amino acids that play vital roles in cellular signaling and repair throughout the body. What do we know about 'research only' peptides? Q&A with expert Stuart Phillips McMaster News BPC 157: Miracle Healing Peptide or Hidden Danger? 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. What is BPC 157 and what can it do for me? BPC 157 is also known as Body Protective Compound. It is found inside your own body and functions to reduce certain types of