1, eat more coarse grains, pollution-free corn, beans, corn flour, brown rice, oatmeal, etc., natural anti-cancer, less cancer in China in the sixties, mainly due to the credit of coarse grains. 2, eat more fresh vegetables: cabbage, cabbage (cabbage), broccoli, cauliflower, etc., containing anti-cancer ingredients, more food can reduce the incidence of stomach, intestinal and breast cancer, and can effectively prevent constipation. 3.Use vegetable oil and minimize animal fat, because vegetable oil is rich in vitamin E, which can improve antioxidant capacity and reduce the increase of free radicals in blood. 4, fresh lean meat, milk, eggs, rich in protein, can improve the body’s immunity. 5, citrus fruits, rich in vitamin C, can antioxidant, improve the body’s immunity. 6.Eat more fish, especially deep-sea cold water fish, which contains anti-cancer active substance lipoic acid and has significant anti-cancer function. 7.Drink green tea regularly, green tea contains complex ECGC, which can inhibit the growth of cancer cells. 8.Tiangui contains more zinc, which is an important element of immune cells, so eating more of it can improve the immunity of the body. 9.Eating more whole wheat food and malt products, which contain vitamin E, antioxidant, promote white blood cells and inhibit cancer cells. 10.Pumpkin, gourd and melon contain beta-carotene, which is anti-cellular oxidation, improves immunity and has better effect on uterine cancer, lung cancer and stomach cancer. 11.Mudskipper, kelp, oyster, etc., can soften and disperse knots, which can ablate tumor and inhibit tumor cells.