Do Peptides Work? From Building Muscle to Injury Recovery Modulatory effects of BPC 157 on vasomotor tone and the activation of Src Caveolin 1 endothelial nitric oxide synthase pathway Scientific Reports The Human Lab Rats Injecting Themselves with Peptides Office for Science and Society McGill University Peptides BPC 157 promise to help heal and recover you from injuries and tough workouts (and do way more than that sometimes too!). But theres limited research into their effectiveness. So how do you