(1) Foods rich in vitamin C: There are all kinds of fresh vegetables and fruits, such as mustard, leek, coriander, green garlic, shepherd's purse, cauliflower, bell pepper, citrus, fresh dates, hawthorn, all kinds of radishes, Chinese cabbage, strawberries, mung bean sprouts, mung beans, tomatoes and winter bamboo shoots.
(2) Foods rich in vitamin A: chicken liver, beef liver, duck liver, pig liver, hairtail, eggs, carrots, sweet potatoes, pea seedlings, rape moss, bell peppers, celery, lettuce leaves, etc.
(3) Foods rich in allicin: Some data show that foods containing allicin have obvious anti-cancer effects, mainly garlic and onions.
(4) Foods rich in trace elements: These foods can prevent and fight cancer. Rich in meat, seafood, grains, garlic, onions and sesame seeds.
(5) Foods for improving immunity: kiwi, fig, apple, sardine, honey, milk, pig liver, Hericium erinaceus, sea cucumber, oyster, squid, shark, seahorse, turtle, yam, tortoise, mushroom, etc.