BPC 157 Capsules Team Wellcore BPC 157: Miracle Healing Peptide or Hidden Danger? 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 BPC 157 free base CAS#137525 51 0 cytoprotective agent Pentadecapeptide BPC 157 efficiently reduces radiation induced liver injury and lipid accumulation through Kruppel like factor 4 upregulation both in vivo and in vitro ScienceDirect