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 Just ordered the bpc157 and tb500 mix for this lingering shoulder injury I've had for about 6 months. What's the best way to inject it and how often? Peptides Huntington Beach Vanity Compound What is BPC 157 (Body Protection Compound) and how can it help? Axon Integrative Health LLC