The diet of prostate cancer patients should choose high protein food, and the food should try to choose high quality food containing high protein, low fat and cholesterol, such as all kinds of fish and shrimp, which can be made into easy-to-digest fish and shrimp dishes, and sea cucumber has anticancer effect, which can be made into sea cucumber minced meat and carrot rice porridge for consumption. Eggs can be consumed 1-2 per day, duck eggs or quail eggs can also be consumed, and meatballs and ribs made from lean meat can also be consumed in moderation. Animal liver is a good high-protein food, patients can eat about 50g per day, patients with high blood fat should be limited. At the same time, it should be eaten with green leafy vegetables, milk, probiotic yogurt, can add a little honey for patients to eat, improve the patient’s immune function, prevention of anemia as well as anticancer, can be used as the patient’s additional food.