Mixed berry flavored + other natural flavors. Sports drink & vitamins B3, B6 & B12. Ion4 advanced electrolyte system. 80 calories per bottle. Helps replenish 4 electrolytes lost in sweat: sodium; calcium; potassium; magnesium. The Ion4 advanced electrolyte system helps replenish 4 electrolytes lost in sweat. And Powerade is formulated with a 6% carbohydrate solution to help provide energy to working muscles and vitamins B3, B6 & B12.