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Collagen and Extracellular Matrix Remodeling GHK-Cu activates fibroblasts, increasing the synthesis of: Type I and III collagen Elastin Proteoglycans Glycosaminoglycans (including hyaluronic acid) This mechanism helps restore structural integrity, improving firmness, elasticity, and volume over time

Antioxidant supplementation partially rescues accelerated ovarian follicle loss, but not oocyte quality, of glutathione-deficient mice

GHK-Cu is a copper-binding tripeptide (glycyl-L-histidyl-L-lysine) found naturally in the body

It plays a role in gene expression and helps improve mitochondrial function

To date, GSH is mainly produced via fermentation