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DSIP has been used to treat trouble sleeping, pain, stress-related symptoms, and low testosterone levels

Improves Skin Density and Thickness Clinical studies have demonstrated that regular use of GHK-Cu increases skin density and thickness two key markers of youthful skin that decline with age

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Gene Expression Modulation (the "4,192 genes" data point) The Broad Institute Connectivity Map analysis is the single most-cited modern data point on GHK

Ageing, cellular senescence and chronic kidney disease: experimental evidence

This regulatory status means long-term human safety data remains limited compared to FDA-approved drugs