Immunity  plus capsules contain highly-purified-(1-3/1,6)-D-glucan isolated from the cell membrane of yeast Saccharomyces cerevisiae, vitamin C, zinc, coenzyme Q10 and ginseng root extract. Vitamin C and zinc contribute to the normal function of the immune system. Vitamin C has a role in the reduction of tiredness and fatigue. Zinc contributes to the maintenance of normal bones, hair, nails, skin and vision. imuno BC plus capsules are taken as an aid to the function of the immune system in the dose of 1 to 2 capsules a day . The recommended length of use is 2 to 3 months.