ISOTONIC SPORT is a composition of energy ingredients, minerals and vitamins, designed for rapid hydration of the body. Carbohydrate-electrolyte solutions improve water absorption during exercise and help maintain performance and endurance during prolonged and intense exercise. ISOTONIC SPORT contains the minerals sodium, chloride, calcium and magnesium, which help maintain electrolyte balance. It also contains L-carnitine, taurine and a B-vitamin complex, including vitamin B6, which helps reduce tiredness and fatigue.