Walmark Imunactiv Tablets Contain A Powerful Combination Of Beta Glucan, Vitamin C, Zinc, And Bioflavonoids. Beta Glucan Supports Immune Function By Influencing Immune Cells Such As Macrophages, Neutrophils, And Natural Killer Cells, While Vitamin C, Zinc, And Bioflavonoids Provide Additional Immune Support And Antioxidant Protection.