The Nuun U Natural Hydration Pack gives you an easy, natural way to stay hydrated during intense workouts, afternoon yoga sessions, and extended forays into the backcountry. These tasty effervescent tablets give you essential vitamins and electrolytes without the high sugar content of traditional sports drinks or powders. U Natural Hydration tabs contain no sugar, caffeine, or artificial coloring, so you get nothing but great flavor and extended hydration for your workouts or outdoor sports. Product FeaturesServings: 48 tablets (3 tubes of 16) Serving Size: 1 Tablet Calories: 7 Carbohydrates: 1.2g Sugars: 0g Fat: 0g Protein: 0g Other: Vitamin A, vitamin C, thiamine, riboflavin, niacin, vitamin B-6, folate, vitamin B-12, stevia leaf extract, magnesium, zinc, potassium, sodiumWeight: 1lb (454g) Recommended Use: Aerobic workouts, hiking, climbing, bikingIngredients: Dextrose, citric acid, natural flavors, sesame oil, vegetable juice colorCountry of Origin: United States