Which skin type is it good for? Normal Oily Combination Dry Sensitive A high-strength oil solution with vitamin C derivative and essential fatty acids. Solutions for: - Dullness and uneven texture - Uneven skin tone - Fine lines and wrinkles If you want to know more… Vitamin C acts as an effective antioxidant, brightens the skin tone, and reduces visible signs of aging. Ascorbyl tetraisopalmitate is an oil-soluble and extremely stable derivative of vitamin C. It is provided in this oil form