Most people who talk about side effects from BPC 157 dont realize the problem isnt the peptide itself. The issue is that theyre getting unsterile, contaminated products from low quality research BPC 157 Therapy in Austin BEAUX MedSpa BPC 157 for athletes and injury treatment: Science, safety, and legal concerns BPC 157 Injury Recovery: Weeks 1 12 at ETERNA WELLNESS MD Peptides and Injury Healing: Understanding the Facts 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