Peptide Therapy for Inflammation: A New Solution Multifunctionality and Possible Medical Application of the BPC 157 PeptideLiterature and Patent Review BPC 157 Peptide Therapy New Results Medical Weight Loss 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 People talk about BPC 157 like it's one thing. It isn't. Oral BPC 157 stays local. It survives digestion long enough to act on the GI mucosa, then clears before it reaches systemic circulation. BPC 157 5mg vs. 10mg: Which Vial Size is Best for Research?