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Nat Clin Pract Neurol

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Flat Dosing Reference Chart The table below shows standard flat dose recommendations without weight adjustment, which represents how most practitioners approach GHK-CU

Claimed benefits and how solid they are It helps to sort glutathione's claims into tiers, because they are not all backed equally

Serums typically contain 1% to 3% GHK-Cu concentration

The Nature Scientific Reports 2016 study confirmed that GHK-Cu produced no cytotoxicity to human keratinocytes at concentrations up to 5,800 micromolar over 72 hours and did not induce inflammatory biomarkers