DIHEXA 5mg Capsules (30 count) #site_titleDihexa Canada: Ultra Pure Peptide for Synaptogenesis, Cognitive & Neuroregeneration Research PharmaAI Dihexa is one of the most talked about experimental nootropics in the cognitive enhancement spacebut also one of the least understood. Instagram 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 PDF) AngIV Analog Dihexa Rescues Cognitive Impairment and Recovers Memory in the APP PS1 Mouse via the PI3K AKT Signaling Pathway