The Human Lab Rats Injecting Themselves with Peptides Office for Science and Society McGill University BPC 157 is one of the peptides that has been getting a lot of attention recently. It is a synthetic peptide derived from a protein found in human gastric juice. In experimental research, 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 Understanding Negative Side Effects of Peptides: Mechanisms and Prevention BPC 157: Miracle Healing Peptide or Hidden Danger? Stomach perforation induced general occlusion occlusion like syndrome and stable gastric pentadecapeptide BPC 157 therapy effect