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Not for use on broken, infected, or actively inflamed skin without professional assessment
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Those using 2-3 times weekly might find 50mg vials better matched to their timeline
Cu Transport Enzymatic Activity Copper & Antioxidant Delivery The GHK-Cu complex delivers copper to cells, activating superoxide dismutase (SOD) and key wound-healing enzymes (lysyl oxidase)
The strongest interpretation is that formulation, route, condition, and study design determine how much confidence a claim deserves
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