There is no food that can replenish leukocytes, food can only provide nutrients for the body, only nutritional value for the human body, but without any therapeutic effect. Leukocytes are a class of colorless, spherical cells with nuclei in the blood, which can do deformation movement and play an important immune defense function for the body. Food does not belong to the category of medicine and food, so food can only provide nutrients for the body, but not the effect of replenishing the body’s white blood cells. Common foods such as beef can supplement the body with high-quality protein, fresh vegetables and fruits such as celery, carotene, kiwi fruit can provide the body with rich vitamins and minerals. Therefore, if you find that your white blood cells are lowered during a physical examination, it is recommended that you go to the hospital as soon as possible for a clear diagnosis and standardized treatment under the guidance of your doctor.