DermExcel Collagen SerumA powerful antioxidant serum that will brighten the skin tone and reduce signs of aging. Tetrahexyldecyl Ascorbate is one of the most stable and potent forms of Vitamin C. This hyper strength rehydration serum also contain Vitamin F essential fatty acids, Vitamin B3 and low molecular weight Hyaluronic Acid, to ensure multi depth serum penetration and hydration. Innovative ingredients will stimulate collagen production which will visibly plump skin,