Natural flavor. Sport: +Caffeine. For exercise. Packed with complete electrolytes, Nuun is your go-the-extra-mile water. Plop. Fizz. Drink. Go! Vegan. Gluten free. Non GMO Project verified. Nongmoproject.org. 1 gram sugar. 15 calories. Hydration you can feel for exercise. Add to 16 oz/500 ml of water. Complete electrolytes. 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).