Safety and Efficacy of Approved and Unapproved Peptide Therapies for Musculoskeletal Injuries and Athletic Performance[v3] Preprints.org Peptide BPC 157 Does It Work? Breaking Down the Evidence and the Hype BPC 157 aka Wolverine. This peptide is not FDA approved, but it is very popular among the biohacking population. Ashley explains the science behind it, but remember, it doesnt have human data yet, so BPC 157 & The Gut Brain Axis: A Practitioner's Definitive Review of the Evidence