Nuun Sport Hydration Electrolyte Powder Drink Mix is a perfect addition to your water bottle. This refreshing hydration drink mix hydrates better than water alone and can be used before, during, and after movement. Like Nuun Sport tablets, our hydration powder contains 5 key electrolytes to help replace those lost when you sweat. Unlike our popular tablets, this fast-dissolving powder contains no effervescencegreat for those who want a fizz-free water enhancer.