What are the potential side effects of BPC 157? Ask Huberman Lab Modulatory effects of BPC 157 on vasomotor tone and the activation of Src Caveolin 1 endothelial nitric oxide synthase pathway Scientific Reports 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 Most people who talk about side effects from BPC 157 dont realize the problem isnt the peptide itself. The issue is that theyre getting unsterile, contaminated products from low quality research