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 What is BPC 157 and why are people talking about it? BPC 157 is a synthetic peptide derived from a protein found in gastric juice. Most of the data we have comes from animal BPC 157 has already hit the mainstream, but should it hit your bloodstream? BPC 157 is one of the most unique peptides naturally found in the gut and effective both orally and by injection., Oral supports gut health, while the injectable version helps with healing and Gray Market Peptides: So Much Hype, So Little Data