Want a bar which combines carbohydrate with protein to support endurance training? Each Ride Energy Bar from Powerbar is packed with 24g of easily-digestible carbohydrate to replace the carbohydrate used during exercise, and 10g of protein to maintain muscle mass. Added magnesium also helps maintain muscle function and normal electrolyte balance. Enjoy your Ride Energy Bar before, during or after exercise to help you to achieve your endurance goals.