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. Convenient bottle features a screw-on cap that's excellent while you're on-the-go.