Peptide BPC 157 Does It Work? Breaking Down the Evidence and the Hype BPC 157 & The Gut Brain Axis: A Practitioner's Definitive Review of the Evidence BPC 157 Data: Promising, But Not Proven In Humans, Early animal studies suggest BPC 157 may reduce pain behaviors in inflammatory and non inflammatory models, including reduced allodynia. But this Heard about BPC 157 in health and wellness products? Think it's a "miracle" peptide? Think again. Claims about BPC 157 are based on lab or animal studies, NOT human clinical studies.