An Update on the Magic Wolverine Peptide Called BPC 157 Regenexx You may have seen headlines claiming a new peptide nasal spray can reverse Alzheimer's brain damage and restore memories. As a physician, I want to slow that down and put it in Peptide BPC 157 Does It Work? Breaking Down the Evidence and the Hype From 'Wolverine' healing claims to health warnings: The unregulated rise of peptides ABC7 Los Angeles