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It boosts the activity of genes that help with: Fixing DNA Fighting damage with antioxidants Rebuilding tissue proteins Growth Factor Stimulation : Studies find that GHK-Cu helps produce transforming growth factor-, vascular endothelial growth factor, and nerve growth factor, all of which are key to repairing tissues

Lena started offering GHK Cu for skin health last year

However, despite promising efficacy and safety data, it did not advance to Phase 3 trials or obtain regulatory approval for therapeutic use

doi: 10.1007/s10787-006-1531-7

Understanding what falls within the normal range helps you distinguish between expected adjustment and genuine concern