The Perricone MD Pre-Empt Skin Perfecting Serum was designed to serve as a powerful and potent antioxidant serum. The star ingredient blend within this product is the unique Nrf2 Antioxidant Support Complex. This patented formula was developed to help protect the skin’s natural lipid barrier and preserve the appearance of smooth, hydrated and even toned skin. This product contains an array of botanical extracts including green tea, turmeric, olive leaf and cress sprouts to help brighten and smooth the skin while simultaneously protecting it from damage. In a four week consumer test, 90% of participants noticed that their skin felt firmer, while 88% agreed that their skin looked smoother, tighter and brighter overall.