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At optimal concentrations, GHK-Cu increases mRNA production for collagen types I and III, elastin, proteoglycans, and glycosaminoglycans, while laboratory studies show that topical application for 12 weeks improves collagen production in 70% of subjects compared to 50% with vitamin C and 40% with retinoic acid
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It plays a crucial role in detoxification, immune support, and maintaining overall cellular health
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Tenascin-C is a potential cancer-associated fibroblasts marker and predicts poor prognosis in prostate cancer
Glutathione also supports collagen synthesis and may help protect existing collagen from oxidative breakdown, contributing to firmer, smoother skin texture
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