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This is fundamentally different from taking a copper supplement, where free copper ions can accumulate and cause oxidative damage to cells
"Not FDA-approved" just means the FDA hasn't reviewed or signed off on its safety, efficacy, dosing, or manufacturing for people
Microarray studies have identified over 4,000 human genes whose expression is modulated by GHK-Cu, spanning tissue remodeling, antioxidant defense, and growth factor signaling categories
This receptor plays a central role in signaling endothelial cells to proliferate, migrate, and form new vessel structures
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