A good diet structure has a positive effect on cancer prevention and treatment. As a breast cancer patient, you should cut off the intake of fat and sugar appropriately, and have a planned intake of sufficient nutrition and calories. Variety, rich nutrition and insist on low-fat diet. 1. foods rich in vitamin C. Eat more various green vegetables and fruits. Eat foods rich in cancer-inhibiting effects, such as cabbage, celery, shiitake mushrooms, kelp, garlic, etc. 2.Foods rich in vitamin A, such as dried fruits, sesame seeds, pumpkin seeds, watermelon seeds, peanuts, raisins, etc., are rich in various vitamins and trace elements and fiber, protein and unsaturated fatty acids, and are recommended to be eaten more often. 3, reduce the intake of high-calorie, high-fat food. 4, less alcohol, less coffee, cocoa, etc. 5, reduce spicy and irritating food, eat less pickled food 6, avoid moldy food. Dietary standards: regular and quantitative, small and frequent meals, balanced nutrition, no overdose. Excessive nutrition and obesity are not good for the recovery of breast cancer.