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 PDA (pentadeca arginate) looks new, but it really exists because BPC 157 got banned : r peptidebenchmark (): a new tool in the regenerative medicine tool box! () is a peptide designed to mimic the healing properties of BPC 157, with an added boost Frontiers Stable Gastric Pentadecapeptide BPC 157 and Wound Healing