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Formulated with 1,000 ppm of Tranexamic Acid and 1,000 ppm of Glutathione, it acts as a powerful melanin blocker to prevent and fade hyperpigmentation

A 2012 analysis by Pickart and Margolina identified that GHK-Cu modulates the expression of over 4,000 human genes approximately one-third of all genes with a known biological function

FAQs What is glutathione, and why is it popular in skincare

Doses of 2 to 4 times the therapeutic dose have only small effects, but the effect increases rapidly with doses above 8 times the normal therapeutic dose if P-450 activity is elevated

Vitamin C (if included) supports collagen production and enhances antioxidant activity

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