BPC 157 Erectile Dysfunction: What the Evidence Shows and Practical Considerations The Future of Supercharging Healing and Performance with BPC 157 Regenerative Medicine Center Dr. Valerie Donaldson MD Pittsburgh, Pennsylvania PA 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 No Proof Required! Office for Science and Society McGill University BPC 157 & The Gut Brain Axis: A Practitioner's Definitive Review of the Evidence Modulatory effects of BPC 157 on vasomotor tone and the activation of Src Caveolin 1 endothelial nitric oxide synthase pathway Scientific Reports