Pure Electrolyte Hydration 500G (Multiple flavours)Pure Electrolyte Hydration 500G PURE Electrolyte Hydration is a premium natural isotonic electrolyte drink base using real freeze dried fruit, carbohydrates and electrolytes. It is best used during exercising periods over one hour or high intensity exercise sessions. Contains the electrolytes, sodium, potassium, magnesium and calcium 5% carbohydrate content Each 500g resealable pouch makes 9 litres, each 42g makes 750ml Not sickly sweet or over