Dihexa is an experimental cognitive peptide that may help the brain build stronger connections between neurons instead of just temporarily boosting neurotransmitters like many nootropics do. It works through the HGF c Met pathway, The Role of HGF c Met Pathway Signaling in Human Medulloblastoma IntechOpen Targeting the HGF MET axis in cancer: therapeutic promise for natural compounds ScienceDirect Targeted Inhibition of Hepatocyte Growth Factor (HGF) c Met Signaling Download Scientific Diagram Recent advances in the discovery of small molecule c Met Kinase inhibitors ScienceDirect Targeting HGF c MET signaling to regulate the tumor microenvironment: Implications for counteracting tumor immune evasion Cell Communication and Signaling Springer Nature Link