BPC 157 BPC 157 Peptide PeptiFactory Peptide Manufacturer & Bulk Supplier BPC 157 Mark Hyman, MD What is BPC 157 and why are people talking about it?, BPC 157 is a synthetic peptide derived from a protein found in gastric juice. Most of the data we have comes from animal studies, showing I spent 4 months reporting on the peptide BPC 157 and its unlikely journey from a research lab in post communist Croatia to today's MAHA movement. Ask me anything. : r IAmA BPC 157 Saskatoon Peptides (PC)