Multifunctionality and Possible Medical Application of the BPC 157 PeptideLiterature and Patent Review Oral BPC 157 Benefits. Is Oral BPC 157 Right for You? Is BPC 157 Banned? Oral vs. Injectable Forms Explained People often ask about the difference between BPC 157 arginate and acetate forms, and the answer comes down to stability and absorption. When were talking about oral BPC 157, the arginate form is far 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.