The peptide problem: Hype is outrunning the evidence The Human Lab Rats Injecting Themselves with Peptides Office for Science and Society McGill University Sources: U.S. Food and Drug Administration (FDA) Compounding and the FDA (503A & 503B guidance) FDA warning letters on unapproved peptide products National Institutes of Health (NIH) PubMed 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 Early evidence suggests BPC 157 repairs tissue rather than just dulling symptoms. To read more, tap the link in bio.