There are many types of immunity-boosting foods which helps in increasing immunity inside the body. They are following as: red bell peppers, broccoli, citrus fruits, garlic, all citrus & juicy fruits, dry fruits, green tea, turmeric, ginger, probiotic drinks and many more. These juicy fruits, spices or probiotic drinks not only increases the immunity, but also enhance your immune system internally if we include these food items in our diet daily.