What is BPC 157? Everything to know about this peptide BPC 157: What you need to know before you try it You are hearing more about BPC 157. Patients ask about it daily. Here are the most common questions answered. What is BPC 157? BPC 157 BPC 157 can be taken orally or subcutaneously, and for most people there is no difference in efficacy.Yes, some people will notice one works better than the other. Yes, some people will claim that The Peptide Plastic Surgeon: A Review of Evidence on Regenerative Peptide Supplementation and Potential in Aesthetic Plastic Sur Oral Peptides: FAQs on Bioavailability, Safety, and Clinical Use AJMC