Usn ener g is a great tasting high energy carbohydrate based drink with added electrolytes and phosphates to fuel your body and sustain your energy whenever you need it the drink replenishes electrolytes minerals and fluids in sufficient quantities during activity if used as directed to reduce the risk of cramping and provides fast acting carbohydrates to supply muscles with energy container size 1000g serving size 1 scoop 18g servings per container 55 amount per serving total calo