Thirst quencher contains a proprietary formula of electrolytes, carbohydrates, & flavor to provide the optimal hydration solution to use before, during, & after training & competition. Electrolytes help regulate a number of body functions, & athletes who suffer from a substantial electrolyte deficit may experience muscle cramping, heat stress & fatigue. Gatorade replenishes fluids & provides electrolytes & carbohydrates for fast rehydration & energy boosting. Gatorade comes premixed in a convenient 24 oz. sports bottle.