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 Lately I've been getting a lot of questions about cognitive support so I started testing a few things myself. One that's stood out is Dihexa, a peptide that works at the level Could a tiny peptide actually help your brain form new connections? Meet Dihexa now available OTC in NEUROgevity. Originally designed for Alzheimers, it promotes neuroplasticity, supports mental De novo synaptogenesis induced by GABA in the developing mouse cortex Max Planck Neuroscience DIHEXA PEPTIDE 10MG VIAL UMBRELLA Labs