Lancome's radiance boosting face serum helps strengthen the skin's protective moisture barrier for a healthy glow. Formulated with Bifidus Prebiotic, Advanced Genifique helps lock in hydration and defend against external aggressors including pollution and dry weather. This serum helps visibly hydrate, plump, even skin tone, and reduce the look of fine lines and wrinkles for healthy, radiant-looking skin in 7 days.