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The serum contains 0.1% of a vitamin C derivative called 3-O-Ethyl Ascorbic Acid, which is typically used at concentrations between 0.12%. This is a good level for gentle daily use to help brighten the skin and provide antioxidant protection. Pure vitamin C often needs to be used at higher concentrations (115%) to achieve similar results. In addition, the product contains a small amount of another vitamin C derivative, as well as brightening Glutathione and Niacinamide

This study provides evidence of potential causal relationships between oxidative stress and cognitive function.

Image 1. Hair follicle before remodeling signaled by GHK-Cu(Copper Peptide)