Maintain a brighter, more youthful complexion this autumn with this potent vitamin C treatment duo by Perricone MD. With daily application, 15% stabalized vitamin C works to even the skins tone to reveal instant clarity and lifting effects. The Collection includes:Vitamin C Ester Serum (30 mL / 1 fl oz)Formulated with Dr. Perricone’s proprietary Vitamin C Ester, this fast-absorbing eye treatment minimizes the appearance of under eye discoloration and dark circles for an overall more awakened, brighter-looking eye area.Vitamin C Ester 15 (10 mL x 4)Harnessing the highest concentration of Dr. Perricone’s proprietary Vitamin C Ester at 15%, this revolutionary night treatment promotes the look of brighter, firmer and smoother skin unveiling a visibly glowing, radiant complexion.