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Examines copper-free GHK in a skin cell model and should not be generalized to GHK-Cu product performance

Restores Skin Barrier and Elasticity GHK-Cu increases the expression of barrier proteins such as filaggrin and loricrin, strengthening the epidermis

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Furthermore, the synergistic use of peptides with other pivotal skincare ingredients can offer comprehensive solutions to diverse skin concerns

GLP-1 is a hormone produced in the small intestine that stimulates insulin secretion and inhibits glucagon secretion, thereby lowering blood sugar

Molecular Structure GHK-Cu is a tripeptide-copper complex with the following structural characteristics: Sequence : Glycyl-L-histidyl-L-lysine (3 amino acids) Molecular weight (free peptide) : ~340 Da Molecular weight (copper complex) : ~400 Da Copper binding : High affinity (2:1 peptide:copper ratio) Coordination : Copper binds to nitrogen atoms from the glycine -amine, histidine imidazole, and lysine -amine The copper coordination is critical for biological activity