Naturally flavor. Sport: For exercise. Breaking a sweat? Packed with complete electrolytes, Nuun is your go-the-extra-mile water. Plop. fizz. Drink. Go! Vegan. Gluten free. Hon GMO Project verified. Nongmoproject.org. Hydration you can feel. For exercise: Add to 16 oz/500 ml of water. Complete electrolytes. 15 calories. 1 gram sugar. Nuunlife.com. (These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease).