Provides a boost to your water by supplementing it with electrolytes for improved performance and recovery. Each drink tab contains just 10 calories, in addition to 320 milligrams of sodium and 55 milligrams of potassium to help maintain fluid balance and delay fatigue by replacing electrolytes depleted during exercise. Comes in an easy to use mess free format for hydration on the go. Strawberry hibiscus has 20mg of caffeine per serving.