Dihexa CAS# 1401708 83 5. CAS# 1401708 83 5 Xcess Biosciences China Dihexa 1401708 83 5 GT Peptide Peptide Supplier Manufacturer and Supplier Go Top DIHEXA Dihexa (also known as PNB 0408) is an experimental small molecule derived from angiotensin IV. It was engineered to cross the bloodbrain barrier and has shown synaptogenic effects in preclinical models. The often quoted Synapse (Dihexa) Cognitive Peptide Therapy Lincoln Park Better Med Spa