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Mechanistically, GHK-Cu has been shown to stimulate collagen and elastin synthesis in dermal fibroblasts, increase decorin (a small proteoglycan that helps regulate collagen organization), and influence matrix metalloproteinases and their inhibitors

However, the absence of long-term data means exercising appropriate caution with extended use

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Gene Expression Modulation GHK-Cu has been shown to modify gene expression in damaged tissues, shifting patterns from those associated with aging and inflammation to those seen in younger, healthier tissues

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