BPC 157 and TB 500: Injury Healing Peptides Jonathan L. Glashow posted on the topic LinkedIn BPC 157 Explained: Benefits, Risks, and What the Research Actually Shows 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 Too often, BPC 157 gets boxed into a single use: injury recovery. Gabriel Alizaidy, MD, MS Safety and Efficacy of Approved and Unapproved Peptide Therapies for Musculoskeletal Injuries and Athletic Performance[v3] Preprints.org