powerbar 5 electrolytes 10 tabs x 12 tubesDelivery in 2 3 business days (IE) When you workout you sweat, that sweat contains water + electrolytes. With PowerBar 5 ELECTROLYTE Tablets you can mix yourself a zero calorie sports drink which provides the body with the 5 main electrolytes in the same ratio they are lost through sweat. Many people taking part in sports or exercise want to have a sports drink that doesnt provide any additional calories. This may be to optimise their fat metabolism