Zinc and Vitamin B6 contribute to the normal function of the immune system. * Magnesium and Vitamin B6 contribute to the reduction of tiredness and fatigue, normal-yielding metabolism, and normal psychological function. * Zinc contributes to normal DNA synthesis and acid-base metabolism, normal carbohydrate and macronutrient metabolism, normal cognitive function, normal fertility and reproduction, normal metabolism of fatty acids, to the maintenance of normal testosterone levels in the blood and to the protection of cells from oxidative stress.**These statements have been scientifically proven by the European Food Safety Authority (EFSA) and authorized by the European Commission (EC).