Could a tiny peptide actually help your brain form new connections? Meet Dihexa now available OTC in NEUROgevity. Originally designed for Alzheimer's, it promotes neuroplasticity, supports mental energy, clarity, cognitive Dihexa is concentrated in multiple brain regions. Rats fitted with a Download Scientific Diagram 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 Hepatocyte Growth Factor MET Activator Rescues Working Memory Deficits after Repeated Mild Traumatic Brain Injury Katelyn A. Martino, Arush Nakhre, Renee M. Demarest, David M. Devilbiss, 2025