Energy Source is an advanced 2:1 fructose sports drink for endurance athletes. The 2:1 formulation can provide your working muscles with carbohydrate at a rate of around 90 gram per hour. By contrast, the carbohydrate found in traditional sports drinks can only be absorbed at a rate of ~ 60g per hour. The additional carbohydrate provided by Energy Source enables you to race faster & go further. If your aim is to finish a long distance challenge feeling great & with a smile on your face, to get a PB or to place on the podium, then Energy Source will help you perform like never before.