Patients with lung cancer can eat black rice. As a kind of food, black rice does not have any pharmacological effect and efficacy and effectiveness in treating lung cancer, but it can provide patients with lung cancer with required nutrients to a certain extent. Black rice is a common food with certain nutritional value. Black rice is rich in protein, carbohydrate, vitamin E, carotene, dietary fiber, B vitamins and mineral elements such as calcium, phosphorus, iron and potassium. The diet of lung cancer patients should be light, highly nutritious and easy to digest, therefore, lung cancer patients can eat black rice. Moderate consumption of black rice can replenish nutrients for the body and maintain normal physiological function of the body. Lung cancer patients can also eat more fresh fruits and vegetables, but should avoid drinking alcohol, deep-frying, smoky barbecue, spicy and stimulating food. In addition to dietary management, eating less and more meals, paying attention to dietary hygiene, patients with lung cancer should also develop good living habits, such as maintaining regular work and rest time, appropriate outdoor activities, paying attention to keeping warm, etc. At the same time, they need to follow doctor’s instructions to standardize treatment. At the same time, it is necessary to follow the doctor’s instructions to standardize treatment and regular review to promote the recovery of the disease.