Arginate vs Acetate Which BPC 157 Works Best BPC 157 (acetate) (GEPPPGKPADDAGLV, Gly Glu Pro Pro Pro Gly Lys Pro Ala Asp Asp Ala Gly Leu Val, CAS Number: 1628202 19 6) Cayman Chemical Drew Timmermans, ND, RMSK If you want the full protocol for BPC157, reply with BPCPRO and I will send it directly to your DMs. BPC157 Oral Arginate Salt has been a BPC 157 (Arginate Salt) (500mcg x 60 Capsules) Liberty Peptides BPC 157 for Erectile Dysfunction: What the Evidence Shows and Practical Considerations