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GHK-Cu Cosmetic for Healthy Skin Aging and Wrinkle Support GHK-Cu (Copper Peptide) is a naturally occurring peptide in the human body that plays a crucial role in skin regeneration , collagen stimulation , and anti-aging skincare

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Madamanchi NR, Anderson JV, Alscher RG, Cramer CL, Hess JL (1992) Purification of multiple forms of glutathione reductase from pea ( Pisum sativum L.) seedlings and enzyme levels in ozone-fumigated pea leaves

The peptide glycyl--histidyl--lysine is an endogenous antioxidant in living organisms, possibly by diminishing hydroxyl and peroxyl radicals