Nutrients required for the immune system to function efficiently include- essential amino acids, the essential fatty acid linoleic acid, vitamin A, folic acid, vitamin B6, vitamin B12, vitamin C, vitamin E, Zn, Cu, Fe and Se. Probiotic bacteria modify the gut microbiota which also enhances the immune function. Immune System Booster FoodsFor More Visit –https://www.cureka.com/product-category/nutrition/essential-fatty-acids/