I've been using Pentadecapeptide (PDA) and the results have been unreal. this peptide is almost identical to BPC 157 with the exception of an additional marginate salt, which has contributed to The Stable Gastric Pentadecapeptide BPC 157 Pleiotropic Beneficial Activity and Its Possible Relations with Neurotransmitter Activity Pentadeca Arginate vs. BPC 157: Which Peptide Works Best? Pentadeca Arginate Peptide Elase Med Spa Dallas BPC 157 Therapy Injury Healing Support