The data presented in Fig
GHK-Cu has strong antioxidant properties
It also upregulates growth factors, modulates inflammatory cytokines, activates FAK-paxillin signaling (which drives cell migration into injury sites), and supports collagen synthesis
What Are Peptides and How Do They Work
in the Journal of Pharmacology and Experimental Therapeutics (which established Dihexas HGF/c-Met mechanism via Morris water maze rescue with HGF antagonist blockade) was the subject of an Expression of Concern in 2021 and was formally retracted in April 2025 by the publishing journal following investigation into image manipulation
Getting this right is the entire purpose of the dosage and reconstitution calculator, which converts vial mass and diluent volume into concentration, and the step-by-step peptide reconstitution guide, which walks through the mechanics of bringing a lyophilized vial into solution