Food supplement based on vitamin C, zinc and selenium. Vitamin C contributes to the normal function of the immune system during and after intense physical exercise, to normal collagen formation for the normal function of blood vessels, bones, cartilage, gums, skin and teeth, to normal energy-yielding metabolism, to the normal function of the nervous system, to normal psychological function, to the normal function of the immune system, to the protection of cells from oxidative damage, helps to reduce tiredness and fatigue, helps to regenerate the reduced form of vitamin E and to improve iron absorption. Zinc contributes to the normal functioning of the immune system, to the protection of cells from oxidative damage, to the process of cell division, to normal cognitive function, to the maintenance of bones, nails and skin in normal conditions, to normal macronutrient metabolism and to normal protein synthesis. Selenium contributes to the normal function of the immune system, the maintenance of normal hair and nails, normal thyroid function, and the protection of cells from oxidative damage. Directions for use Take one (1) or two (2) tablets daily, with half a glass of water (125 ml), or as recommended by a professional.