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Sanchez, L., Mitjans, M., Infante, M
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
& Van Bilsen, M
If you are new to copper peptides, our dedicated GHK-Cu guide covers the molecule in depth, and our overview of peptides for skin puts it in the broader context of cosmetic peptide science
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