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 How Long Does BPC 157 Take to Work? Timeline and Guide BPC 157 Tb 500 10mg LIVV BIYODE 157 Peptide Capsules 1000Mcg, Supports Muscle Growth, Tissue Repair, Strength, 60 Count : Amazon.co.za: Health & Household 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.