Ideal for indoor workouts, exercise in the heat or any time when you are sweating heavily or dehydrating. Si S GO Electrolyte provides fast rehydration, sustained energy & can be used before, during or after exercise. As easy to drink as water, Si S GO Electrolyte puts back what you sweat out. Si S GO Electrolyte has been formulated so that it is easy to drink when the pressure is on. Scientific studies have confirmed that it is as light on the stomach as water, whereas an isotonic simple sugar drink was heavier, even though it was less concentrated. You can rely on Si S GO Electrolyte during the heat of competition when you need it most. It combines multiple energy sources (which work together to optimize energy delivery to your working muscles) & balanced electrolytes to provide the salts required to keep you hydrated & protect against cramp.