Nasopharyngeal carcinoma patients can eat fish without scales. Both scaled and unscaled fish contain high quality protein, which is beneficial for nasopharyngeal carcinoma patients to eat more. It can replenish various amino acids needed by nasopharyngeal cancer patients, thus increasing their immunity and enhancing their anti-tumor ability. And eating fish is healthier than eating beef, mutton, chicken and duck. We should not only eat fish, but also pay attention to supplement other nutrients, especially fresh vegetables and fruits, as well as foods containing glucose such as rice and steamed buns to provide patients with enough energy. The main thing is to have a balanced diet, but not too much nutrition, otherwise it is not good for the patient.