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. Is BPC 157 Banned? Oral vs. Injectable Forms Explained They Call It the 'Wolverine Peptide.' And Everyone from Biohackers to Your Dad Wants It Now.