1, tomatoes: contains lycopene, which can destroy some of the free radicals that promote cancer cell generation. 2, green vegetables: including spinach, kale, lettuce, etc., the greener the color, the better. 3, onion and garlic: containing compounds that can have a toxic effect on cancer cells. 4, citrus fruits: rich in carotenoids and flavanols and other natural anti-cancer substances. 5, cruciferous vegetables: including kale, cauliflower, mustard and radish, etc. 6, soybeans: containing more than 5 kinds of anti-cancer substances, delay and inhibit the growth and spread of cancer cells. 7, wheat bran: can make cancer cells degenerate, shrinkage, colon cancer has a special effect. 8, low-fat milk: contains calcium and a variety of vitamins with anti-cancer properties.