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5 Gene expression analysis (PubMed)GHK-mediated modulation of gene expression toward tissue repair in cultured human cells
Visible skin brightening typically becomes more apparent over a series of treatments, depending on individual health status and dosage
The result may be more pronounced and faster-developing effects on collagen remodeling, tissue repair, and skin quality compared to topical use alone
Copper Safety Concerns about copper toxicity from GHK-Cu are understandable but largely unwarranted at recommended doses
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