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 Shoulder Injection Techniques Shoulderdoc BPC 157 for athletes and injury treatment: Science, safety, and legal concerns BPC 157 Before and After: 1 Amazing Transformation Using BPC 157 and TB 500 peptides for shoulder tendonitis recovery Stable Gastric Pentadecapeptide BPC 157 as Therapy After Surgical Detachment of the Quadriceps Muscle from Its Attachments for Muscle to Bone Reattachment in Rats