GHK Cu Peptide: Turn Back the Clock Naturally Calibrate Hydration AngIV Analog Dihexa Rescues Cognitive Impairment and Recovers Memory in the APP PS1 Mouse via the PI3K AKT Signaling Pathway GHK Cu Peptide Therapy Connecticut Skin Rejuvenation Benefits 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,