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GHK-CU Copper Peptide Serum with Hyaluronic Acid | Acne Treatment & Anti-Aging | Reduce Wrinkles & Fine Lines | International Shipping | Buy Now with Express International Delivery https://cdn.amegroups.cn/journals/ales/files/journals/35/articles/5596/public/5596-PB6-7411-R1.png/w300 synthetic peptide Why GHK-Cu Has a Strong Connection With Skin Research GHK-Cu earns its skin reputation through dermal fibroblasts, the cells that produce collagen and elastin, and the peptide is studied for how it signals those cells, which ties it directly to skin structure and firmness Size:10 Grams

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