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Copper is an important cofactor for enzymes involved in: Collagen cross-linking Antioxidant defense Wound repair Extracellular matrix remodeling GHK-Cu appears to support: Collagen synthesis Elastin production Glycosaminoglycan production Angiogenesis Antioxidant activity Matrix metalloproteinase regulation Why GHK-Cu is popular in aesthetics: GHK-Cu is commonly discussed in skin rejuvenation because it may support skin thickness, elasticity, firmness, wound repair, hair follicle signaling, reduced inflammation, and improved skin texture
doi:10.1111/j.1365-2672.2008.03892.x Liang G, Liao X, Du G, Chen J (2009) A new strategy to enhance glutathione production by multiple H2O2 induced oxidative stresses in Candida utilis
Yes, combining glutathione with other nutrients, such as Vitamin C or NAC, can enhance its effectiveness
This molecule consists of two components bound together