Everyone's talking about peptides like this so let's actually look at the science. Yes there is a study on BPC 157 and cancer. But it's a 2004 conference abstract (not even a The Peptide Craze Ground Truths BPC 157 is being marketed as a healing peptide for tendon injuries, joint pain, gut repair, inflammation, and recovery. The problem is that healing biology is not always simple in people with cancer Pentadecapeptide BPC 157 resolves Pringle maneuver in rats, both ischemia and reperfusion BPC 157 Wikipedia