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GHK-Cu (Copper Peptide) Upregulates collagen I/III synthesis via TGF-β signaling; modulates MMP-1/2 activity to reduce collagen degradation Microneedling (0.5–1.5mm depth) with 0.05–0.1% solution applied immediately post-treatmen…
Copper Tripeptide-1 (GHK-Cu) Stimulates lysyl oxidase, upregulates collagen I/III genes, inhibits MMPs 2–5% Liposomal or nanoparticle essential 18–27% reduction in depth/width after 12 weeks Most robust clinical evidence. But for…
Peptide Type Generic peptide blend, unspecified concentration Palmitoyl pentapeptide-4 or GHK-Cu, top 3 ingredients Research-grade peptides, verified molecular weight and purity Palmitoyl pentapeptide-4 and GHK-Cu demonstrate str…