Naturally flavored with other natural flavors. 10 singles to go! 1000 mg vitamin C. No aspartame. Sugar free. New! Gluten free. Contains no juice. Caffeine free. 0 g sugar. 5 calories. Take the refreshing taste of Sunkist drink mixes anywhere you go. A lively blend of sweet and tangy citrus flavor, Sunkist Single to go with vitamin C are the perfect feel-good way to re-invigorate your water and your body.