BPC 157 Penis Growth: What the Evidence Shows and Realistic Expectations BPC 157 is a peptide made up of short chain amino acids that may help support recovery, repair, and reduce inflammation. Whether you're an athlete recovering from an injury or dealing with BPC 157 gets a lot of hype for recovery and healing. And yes, it may move the needle. But the truth is this: no peptide or shortcut will ever replace the basics. Nutrition, Do Peptides Work? From Building Muscle to Injury Recovery