BPC 157 Benefits, Dosage & Before After Results BPC 157 has already hit the mainstream, but should it hit your bloodstream? Most people only hear about peptides after they've spent years dealing with chronic inflammation, slow recovery, vascular issues, or unexplained fatigue. But the truth is this: your blood vessels age long before Modulatory effects of BPC 157 on vasomotor tone and the activation of Src Caveolin 1 endothelial nitric oxide synthase pathway Scientific Reports