GHK Cu is getting a lot of attention right now, and for good reason. This is not just a skin peptide. It's a copper binding tripeptide with documented effects on gene expression, collagen synthesis, Am+Pm 5% B5+GHK Cu Hydrating Serum Injectable GHK Cu: Beginner's Guide to Copper Peptide GHK Cu LifeStyle Peptides Synergy of GHKCu and hyaluronic acid on collagen IV upregulation via fibroblast and exvivo skin tests Jiang 2023 Journal of Cosmetic Dermatology Wiley Online Library
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ghk-cu regulates 4000 genes GHK-Cu: What is it and Why You Need It – SumaNurica