1. Selection of staple food and beans: rice, millet, corn, buckwheat, barley, wheat, glutinous rice, brown rice, sorghum, tofu, soybean milk, lentils, etc.

2. Selection of vegetables: bean sprouts, cauliflower, spinach, carrot, eggplant, lotus root, sweet potato, potato, yam, taro, celery, Chinese cabbage, lettuce, cabbage, pumpkin, water chestnut, neodymium amine, mushroom, etc.

3. Choice of meat, eggs and milk: mutton, beef, duck, fish, pork loin, pig lung, nail fish, silky fowl, abalone, eel, eggs and milk.

4. Choice of fruits: oranges, grapefruit, grapes, persimmons, pears, apples, dates, bananas, hawthorn, strawberries, etc.

5. Others: chestnuts, walnuts, peanuts, sesame seeds, honey, medlar, tremella, snails, etc.