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It is recommended to use it within formulated products rather than direct use
Copper Peptide Comparison Chart GHK-CU vs Topical Copper Peptide Serums For localized skin concerns, topical application often suffices
The remaining 70mg stays as powder until you're ready for your next batch
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Ongoing signaling stops once you stop applying, which is why most users treat GHK-Cu as long-term maintenance
This process uses the GGT1 enzyme.[ref][ref] Enzyme reactions involving glutathione: Glutathione peroxidase (GPX1 gene, below) is an important enzyme that utilizes glutathione in antioxidant reactions, such as in neutralizing hydrogen peroxide and lipid peroxide
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