BPC 157: The Peptide That's Changing Lives at Austin Medicine Austin Medicine Health Blog Tips For Healthy Living BPC 157 is one of the most unique peptides naturally found in the gut and effective both orally and by injection., Oral supports gut health, while the injectable version helps with healing and BPC 157 Pure Oral Spray, Integrative Peptides Professional Supplement Center BPC 157 Mark Hyman, MD