Effervescent Powertabs tablets are specially suited to short, intense exercise, with their appropriate dose of carbohydrates, energy (87 kcal/portion) and micro-nutrients. This isotonic drink provides optimal hydration and gastric drainage. It is also rich in vitamins C and E, B1,  and Calcium and Magnesium: - vitamins B1,  contribute to the conversion of food into energy. - vitamins C, E  are involved in the antioxidant protection of cellular components.  - vitamin C can contribute to reducing fatigue in the event of a deficiency. - calcium and magnesium contribute to good muscle function. This sparkling carbohydrate drink is particularly enjoyable after exercise.