ghk-cu timeline Copper Tripeptide (GHK-Cu) for Advanced Skincare & Haircare Formulatio How To Make 1% GHK-Cu

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Originally isolated from human plasma by Loren Pickart in 1973, this copper peptide exhibits a concentration-dependent decline with age, decreasing from approximately 200 ng/mL at age 20 to 80 ng/mL by age 60

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Copper delivery and exchange with copper-dependent enzymes GHK binds copper(II) with an affinity that sits in a biologically useful window: tight enough to sequester the ion and shuttle it, but loose enough to hand it off to proteins and enzymes that need copper