BPC 157 and the Difference Between an Evidence Gap and a Cover Up: What the entire human evidence base actually looks like, and the questions to ask next. WellFounded Founders Health & BPC 157 and Female Fertility: Effects, Mechanisms, Safety and Risks What Is BPC 157? A Medical Clinic's Guide to the Body Protective Peptide, Its Uses, and What It Actually Does Perfect B Peptides like BPC 157 are everywhere on social media right now. They are most commonly promoted for injury and tendon healing and are often paired with other peptides such as TB 500.