Powerbar isoactive drink 600g during sport you lose both water and electrolytes through sweat your body also needs electrolytes and carbohydrates in order to absorb water quickly isoactive isotonic sports drink is designed for training and exercise as it maximises your rate of hydration leaving you refreshed features the first sports drink on the market to provide the body with 5 electrolytes sodium chloride potassium magnesium and calcium in the ratio lost through sweat scientific d