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Analytical Identity Copper Tripeptide-1 (GHK-Cu, CAS 89030-95-5) is a naturally occurring copper-binding tripeptide - glycyl-L-histidyl-L-lysine chelated to a divalent copper ion (Cu2+) - first identified in human plasma, where its concentration has been reported to decline with age, and later characterized in saliva and other biological fluids

2005b;11:641650

Boosts Immune Function Glutathione supports a healthy immune system, protecting the body against illness and enhancing recovery from infections

The authors noted that while oral and topical applications exist, intravenous (IV) deliverylike the vita glow protocolbypasses the digestive system, potentially offering higher bioavailability for systemic effects