[DERMA FACTORY] Pure Vitamin C E Ferulic Ampoule 22ml

[DESCRIPTION] DERMAFACTORY DERMA FACTORY Pure Vitamin C E Ferulic Ampoule is a multi-care ampoule that contains the optimal combination of 15% pure vitamin C, tocopherol (vitamin E), and ferulic acid to provide a powerful whitening effect as well as improves the overall condition of your skin. Vitamin C 15% has excellent skin whitening and texture improvement effects, making dull and rough skin texture brighter and firmer.  Tocopherol (Vitamin E) 0.1% is a type of natural vitamin E and is a powerful antioxidant that helps solve various skin problems caused by oxidative stress. When used with vitamin C, it helps the skin absorb vitamin C. Ferulic acid 1% is a powerful plant-based antioxidant that is effective in protecting the skin from external stressors. When used with vitamins C and E, it helps increase the antioxidant effect and stability of the formulation. This ampoule was developed with an optimal pH of 3.3, below 3.5, for optimal skin absorption. pH is important for vi