Food supplement useful for cases of tiredness and fatigue due to its remineralizing properties. Vitamin C: Contributes to the maintenance of the normal function of the immune system during and after intense physical exertion, reduces tiredness and fatigue. Vitamin E: Helps protect cells against oxidative stress. Vitamin D: Natural source, essential for the metabolism of calcium and phosphorus, for bone mineralization and the assimilation of vitamin A. Format: 20 Envelopes.