For younger looking, healthier and illuminating skin, Dermaceutic Laboratoire Tri Vita C serum offers an innovative combination of 3 forms of vitamin C to repair skin by reaching several depths of the skin and release antioxidant benefits over time. The Tri Vita Vitamin C Serum also contains vitamin E Ester to support and improve the potency and stability of Vitamin C. Moreover, Ferulic Acid Ester boosts and enhances the photo-protection action of the Vitamin C & E.