I spent 4 months reporting on the peptide BPC 157 and its unlikely journey from a research lab in post communist Croatia to today's MAHA movement. Ask me anything. : r IAmA TB 500 vs BPC 157: Comprehensive comparison of healing peptides 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. 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. Regeneration or Risk? A Narrative Review of BPC 157 for Musculoskeletal Healing Current Reviews in Musculoskeletal Medicine Springer Nature Link