Christopher Mendias, PhD, gets four or five patient questions daily about peptides at his sports medicine practice in Phoenix, Arizona. BPC 157 is the most popular. That's because thousands of people are buying How did BPC 157 become the wellness industry's star peptide? Peptide BPC 157 Does It Work? Breaking Down the Evidence and the Hype Peptides BPC 157 promise to help heal and recover you from injuries and tough workouts (and do way more than that sometimes too!). But there's limited research into their effectiveness. So how do BPC 157: Miracle Healing Peptide or Hidden Danger?