Isostar Energy Gel is a carbohydrate energy gel (100% of the energy provided by carbohydrates). Its composition based on glucose syrup means that it is easily assimilated and digested, especially during intensive exercise. Furthermore this gel is rich in vitamins C and B1: - vitamins B1 and C contribute to the conversion of food into energy. - vitamin C can contribute to reducing fatigue in the event of a deficiency. It is supplied in a flexible, tear-open sachet that is ideal in a race and suitable for all events.