Pingbu: refers to those foods that are peaceful in nature and can be eaten by both healthy people and patients to help maintain health and life, such as cereals, beans, milk, fruits and vegetables. This kind of food is mild in performance and can be eaten by patients with yin deficiency, yang deficiency, qi deficiency and blood deficiency.
Warm tonic: refers to warm food, such as beef, mutton, eel, sweets, red dates, longan, litchi and spicy products of onion and ginger. Women who are afraid of cold in winter often eat this kind of food, which can help to raise the fire, improve the feeling of being afraid of cold, and thus enhance their physique.
Clear tonic: refers to cold food, such as pear, raw lotus root, celery, lily, mung bean, cucumber, turtle, snail, etc., which has the function of clearing fire.
Warm powder: refers to spicy and hot food, such as pepper, cinnamon, mustard, coriander, pepper and so on. This kind of food has the function of warming yang and dispelling cold, and is often used to keep out the cold and dehumidify in cold winter.