Delivers more energy. PowerBar Endurance Sports Drink now contains C2 MAX‚ the same optimized ratio of glucose and fructose to help deliver more energy when you need it most. Hydrates efficiently. Many athletes dilute their sports drinks because they are too sweet‚ resulting in inadequate hydration‚ muscle fueling and electrolyte delivery. PowerBar Endurance Sports Drink is designed to be used at full strength‚ delivering all the carbs and electrolytes athletes need to reach their full potential.