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 Peptide BPC 157(HEXADECAPEPTIDE) Synthagen Synthagen PL BPC 157 can be taken orally or subcutaneously, and for most people there is no difference in efficacy.Yes, some people will notice one works better than the other. Yes, some people will claim that BPC 157 Benefits, Dosage & Before After Results