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A landmark study comparing collagen-boosting ingredients found GHK-Cu increased collagen production in 70% of treated subjects after just one month

Jall, S

In skin biology, GHK-Cu has been studied for stimulation of collagen types I and III, elastin production and skin elasticity, fibroblast proliferation and directed cell migration, antioxidant enzyme upregulation (SOD, catalase), and wound closure and scar remodeling

Initial improvements may become evident within 7 to 14 days following administration

Each well was imaged every 30 minutes for a total duration of 96 hours

Research on this compound has been limited primarily to laboratory and animal studies, with little to no human clinical trial data available