Pentadecapeptide BPC 157 resolves Pringle maneuver in rats, both ischemia and reperfusion Dr. TLDR: BPC 157 has not been proven to cause cancer. But it has also not been proven safe in people with active cancer, recent cancer, premalignant conditions, suspicious lesions, or high I spent 4 months reporting on the peptide BPC 157 and its unlikely journey from a research lab in post communist Croatia to today's MAHA movement. Ask me anything. : r IAmA BPC 157 is the OG peptide that started the craze, and for good reason. BUT because one of the primary mechanisms of BPC 157 is to up regulate blood vessel formation, its led to Multifunctionality and Possible Medical Application of the BPC 157 PeptideLiterature and Patent Review