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As we age, GHK-Cu levels decline - an effect linked to slower wound healing, reduced immune function, and other signs of aging

Clinical research indicates that oral supplementation with liposomal glutathione elevates body stores of glutathione and markers of immune function

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Moreover, we discovered that USP2 OE, but not its K447R mutant, led to a decrease in GPX4 mRNA level and a reduction in both GSH and SOD levels, while simultaneously causing an upregulation in ACSL4 mRNA levels and an increase in MDA content under TGF-1 stimulation (Fig