Designed for oily and combination skin, this face serum boosts radiance and reduces the appearance of wrinkles. This serum for oily skin is formulated with Vitamin C Guard technology and a concentration of 12% Pure Vitamin C, for excellent stability and antioxidant efficacy. This liquid, clear and fast-absorbing serum formula effectively rebalances skin for oil control and a healthy glow. Tested on all skin tones.