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Standard protocols use 1 to 2 mg per day

Research Applications & Usage Information GHKCu (100 mg) is commonly included in laboratory studies focused on: Investigation of fibroblast function and collagen synthesis : In monolayer and 3D culture systems, including studies demonstrating stimulation of type I collagen production by GHKCu in human fibroblasts

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The copper ion in GHK-Cu is sensitive to oxidation and light in ways that unbound peptides are not, which is why the handling recommendations for GHK-Cu include a few considerations beyond standard peptide storage protocols

Food supplements should not be used as a substitute for a varied diet

This helps neutralize free radicals from UV radiation and pollution before they can cause permanent DNA damage to skin cells