Modulatory effects of BPC 157 on vasomotor tone and the activation of Src Caveolin 1 endothelial nitric oxide synthase pathway Scientific Reports BPC 157 No Proof Required! Office for Science and Society McGill University Peptide BPC 157 Does It Work? Breaking Down the Evidence and the Hype PEPTIDES , How BPC 157 actually works:, BPC 157 is a synthetic peptide derived from a protective compound naturally found in your stomach lining., Its a 15 amino acid sequence thats been studied