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 Healing Power Of Peptides: How BPC 157, TB500 & PDA Are Changing Regenerative Science PUR FORM Strategies for biofilm inhibition: the role of synthetic drug and nanotechnology based agents Archives of Microbiology Springer Nature Link PDA IS REPLACING MY FAVORITE PEPTIDE BPC 157. , Well the FDA screwed up several peptides for a lot of us BUT We have just gotten our hands on an almost identical peptide called PDA or Pentadeca