Vitamin serum with calamondin One-Day's You Pro Vita-C Brightening Ampoule Serum has a pronounced revitalizing effect, eliminates dullness, restores skin tone, fresh complexion and healthy glow. It has a powerful antioxidant effect, saturates with a lot of vitamins necessary for healthy skin and strengthening the immune system. Contains vitamin C, propolis, orange extract, soy enzymes, beta-glucan and ceramides.