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Topical Dosing Protocols GHK-Cu topical formulations have been studied in clinical trials for over two decades, making this the most evidence-supported delivery route

Kulkarni K, Kelderman J, Coleman H, Aguilar M-I, Parkington H, Del Borgo M

Split draw means split the dose across two injections in the same session, or use a larger 1 mL syringe

The peptide stimulates collagen synthesis, improves skin elasticity, and reduces fine lines through gene expression changes favoring youthful tissue

Regular use of the solution can restore the natural luster and smoothness of the hair, leaving it soft, shiny, and more manageable

Weekly peptide study breakdowns