BPC 157 Explained: Benefits, Safety & Oral vs Injectable Options BPC 157: Interesting Biology, Limited Clinical Proof BPC 157 is one of the peptides that has been getting a lot of attention recently. It is a synthetic peptide derived from a protein found in human gastric juice. In experimental research, Peptides BPC 157 promise to help heal and recover you from injuries and tough workouts (and do way more than that sometimes too!). But theres limited research into their effectiveness. So how do you Safety and Efficacy of Approved and Unapproved Peptide Therapies for Musculoskeletal Injuries and Athletic Performance[v3] Preprints.org