SiS GO Electrolyte Performance Hydration Energy Drink (1.6kg) is for fast hydration plus sustained energy before and during exercise. When you want a balance of energy and hydration. GO Electrolyte gives you energy fast & contains balanced electrolytes to enhance your body’s ability to absorb water, maintain endurance performance & protect against cramp. It is light on the stomach. Use before to prepare & during sport when you are sweating heavily & need fast energy & hydration.