Emergen-C 1000mg Vitamin C Powder is the delicious way to start your day. Give your immune system a boost with Emergen-C that's packed with key nutrients and more Vitamin C than 10 oranges. Enhanced immune support formula with key nutrients fortifies your natural defenses. One serving provides 1,000 IU (25 mg) Vitamin D and 1,000 mg. Vitamin C. It also contains a proprietary complex with beta-glucans and arabinogalactans plus B Vitamins and electrolytes. This powder drink mix is caffeine-free and made with natural, real fruit flavors - no artificial sweeteners. Mix with 4 to 6 oz. of water for a fizzy, fruity boost of goodness.