Need a boost? Nuun Sport +Caffeine has optimized electrolytes and minerals for hydration and 40mg of organic caffeine for an easy energy lift. This tasty hydration boost provides a great balance of clean ingredients - non-GMO vegan gluten-free with no artificial colors. With 10 servings per tube Nuun Sport +Caffeine is the ultimate portable solution to staying hydrated on-the-go. Just add one tablet to 16 ounces of water wait for it to dissolve and enjoy! Nuun + Water = Hydration Bliss Nuun is a company dedicated to keeping you as hydrated as humanly possible. Our drink tablets are fizzy tasty and loaded with electrolytes. The result? A healthy hydrating beverage without all of the extra sugar and additives. #heckyea!