Peptides eh? : r gymsnark BPC 157: Miracle Healing Peptide or Hidden Danger? The Wolverine stack: Benefits, side effects and legality 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 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.