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The salt concentration can interfere with copper chelation in GHK-Cu, potentially causing copper dissociation and loss of activity

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Although lipoic acid is found in a wide variety of foods from plant and animal sources, quantitative information on the lipoic acid or lipoyllysine content of food is limited

GHK-Cu combined with tretinoin for enhanced penetration

Curcumin may reduce platelet aggregation, which can increase bleeding risk in people with low platelet counts