BPC 157: Benefits, Dosage, Side Effects & Results Xandro Lab Have you used peptides? What are your thoughts? Let me know below Peptides are short chains of amino acids that play vital roles in cellular signaling and repair throughout the body. The Stable Gastric Pentadecapeptide BPC 157 Pleiotropic Beneficial Activity and Its Possible Relations with Neurotransmitter Activity Is BPC 157 Banned? Oral vs. Injectable Forms Explained