Effervescent Caffeine Supplement. Naturally flavored. 15 calories. Vegan. Gluten free. Complete electrolytes. Non GMO Project verified. nongmoproject.org. 10 servings. For a recharge with caffeine + B Vitamins + Adaptogens, Nuun is your superpower water. Plop. Fizz. Drink. Rock On! Effervescent caffeine supplement. Hydration you can feel. For an anytime recharge. 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.)