ImmunoVita® is a food supplement with purified beta-glucans from the yeast Saccharomyces cerevisiae, vitamin D3, vitamin B6, and zinc. Beta-glucans Vitamin D3: contributes to the normal function of the immune system. Vitamin B6: contributes to the normal function of the immune system and helps reduce tiredness and fatigue. Zinc: contributes to the normal function of the immune system and to the protection of cells from oxidative damage. Adults and children over 12 years, take 1 capsule daily with water.