No taste in the mouth after chemotherapy is mainly related to the side effects of chemotherapy drugs, you can choose a light diet, pay attention to vitamin supplementation, slowly adjust the sense of taste. Most chemotherapy will cause gastrointestinal reactions, such as nausea, vomiting, loss of appetite, and so on, and even some patients will have a change in the sense of taste, and feel that what to eat has no flavor, which is caused by the side effects of chemotherapy drugs. At this time, the diet try to choose light food, such as carrots, tomatoes, eggs, fish, lean meat and so on. In addition, pay attention to vitamin supplementation, try to eat more fresh fruits and vegetables, such as cauliflower, cabbage, apples, kiwi, oranges and so on. Don’t eat too much greasy food, such as fatty meat, etc., and slowly regulate the sense of taste. If you lose your appetite, you can take medication under the guidance of your doctor to help improve it.