SkinCeuticals Prevent Serum 10 30ml is a unique combination of L-Ascorbic acid and ferulic acid to help the skin to be protected against environmental aggressions and to reduce signs of premature aging. Ideal for sensitive or fragilized skins, it has an anti-oxidant action, neutralizing effects of free radicals and has an anti-aging action, keeping the skin healthy. It helps reduce visible signs of aging such as wrinkles, fine lines and dark spots. Rapidly absorbed by the skin, it is efficient during 72H. Fragrance-free.