Modulatory effects of BPC 157 on vasomotor tone and the activation of Src Caveolin 1 endothelial nitric oxide synthase pathway Scientific Reports BPC 157 5mg Vial Research Peptide Pure Bio Labs BPC 157 (5 MG) Sigma Compounds Klow 80mg Peptide Blend for Research Pepsynth Labs Peptides like BPC 157 are everywhere on social media right now. They are most commonly promoted for injury and tendon healing and are often paired with other peptides such as TB 500.