BPC 157 LeadWest Medical Understanding Peptides: BPC 157, GHK Cu & Beyond Meeting Point Health How did BPC 157 become the wellness industry's star peptide? Most peptides are broken down in the stomach and not absorbed when taken orally, which is why injectable forms are often used. BPC 157 is a unique exception. Because it originates from the gut, its Oral Peptides: FAQs on Bioavailability, Safety, and Clinical Use AJMC