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The copper ion (Cu2+) is an essential cofactor of lysyl oxidase, the enzyme that catalyzes the cross-linking of collagen and elastin, ensuring the three-dimensional structure and mechanical resistance of the extracellular matrix
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Rapid Oxidation: Free glutathione quickly oxidizes into glutathione disulfide (GSSG) upon exposure to air or light, losing its efficacy and causing discoloration (browning) of the product
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GHK-Cu is supplied as a lyophilised powder, reconstituted with sterile or bacteriostatic water, and administered via subcutaneous injection in research protocols
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