SkinCeuticals AOX+ Eye GelFight visible signs of fatigue and under eye circles with AOX+ Eye Gel eye serum. This product is an eye serum in a gel that reduces the look of puffiness, and all other stubborn signs of tired eyes. Tired of looking tired? Enter AOX+ Eye Gel, the best eye serum to help keep your eyes wide awake. A groundbreaking serum in a gel that contains a synergistic combination of 5% pure vitamin C (l ascorbic acid), 1% phloretin, and 0. 5% ferulic acid along