Chemotherapy makes patients' immunity worse and worse, so you can take some supplements to increase immunity. Guidance for leukopenia caused by chemotherapy You can eat jujube, mushrooms, astragalus, codonopsis pilosula, eggplant incense, clove, beef, mutton, goat milk, silky fowl, sea cucumber, tripe, donkey-hide gelatin, chicken, eggs, pigeon meat, pigeon eggs, white eel, turtle, pseudostellaria heterophylla, yam, Cordyceps sinensis, tremella, bird's nest, Hericium erinaceus and Lycium barbarum. During chemotherapy, it is not advisable to eat smoked, fried or roasted food, pickled food, smoking or drinking. Alcohol can activate many carcinogens and reduce immune function. It is recommended that you take it, especially during chemotherapy, which can not only alleviate the side effects of chemotherapy, but also alleviate the pain of chemotherapy and enhance the immunity of patients.