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Lyophilized (powder) GHK-Cu remains stable at room temperature but benefits from refrigeration for long-term storage
Many websites sell it For Research Purposes Only. Do not buy these
Vitamin C serum discontinuation provides another relevant comparison since L-ascorbic acid represents popular antioxidant treatment with collagen synthesis stimulation and skin brightening effects partially overlapping GHK-Cu benefits
Because the routine is this simple, people actually follow it every day
Copper complexes of glycyl-histidyl-lysine and two of its synthetic analogues: chemicalbehaviour and biological activity 11
The in vivo gene expression signature of oxidative stress
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