BPC 157: A Deeper Dive BPC 157, or Body Protection Compound 157, is a synthetic peptide derived from a protein found in gastric juices. Known for its regenerative properties, it has attracted attention for BPC 157 Before and After: 1 Amazing Transformation They Call It the 'Wolverine Peptide.' And Everyone from Biohackers to Your Dad Wants It Now. Surgeon WARNING: BPC 157 & TB 500 Injections Zero Human Data, 4 Failure Modes People are turning themselves into lab rats': the injectable peptides craze sweeping the US Well actually The Guardian