In early spring, the diet should be warm to avoid cold. In early spring, you should eat some vegetables and wild vegetables such as bamboo shoots, Toona sinensis, spinach, willow buds, shepherd's purse, onion, ginger, garlic, leeks, mustard greens and so on. And don't blindly eat warm supplements such as ginseng, so as to avoid the gradual increase of temperature in spring, aggravate the internal heat of the body and damage the healthy qi of the human body; Should eat less cold food such as cucumber, wax gourd, eggplant and mung bean.

The diet in summer is really light. In summer, people's digestive function of spleen and stomach is relatively weak, so they should eat more heat-clearing and detoxicating foods, such as chrysanthemum, celery, Chinese cabbage, coriander, bitter gourd, bamboo shoots, cucumber and wax gourd. Fish, such as herring, crucian carp and silver carp. These foods can clear away heat and relieve fatigue, and have a certain preventive effect on Chinese medicine and intestinal diseases.

The diet should be moist in autumn. More products with sweet and cold taste should be selected, such as lily, tremella, yam, pear, grape, water chestnut, glutinous rice, sugarcane, soybean milk, sesame, lotus root, spinach, pig lung, nail fish and olive. These foods have the functions of moistening lung, promoting fluid production, nourishing yin and clearing dryness. You should eat less spicy food, such as onions, ginger and peppers.

Diet should be nourishing in winter. The basic principle of dietary health in winter is to conform to the principle of storing yang in the body, gathering yang and protecting yin. Mutton, dog meat, shrimp, leek, longan, fungus, chestnut, walnut, turtle and other foods can be properly selected; Eat more potatoes, such as sweet potatoes and potatoes; Vegetables such as Chinese cabbage, cabbage, white radish, soybean sprouts, mung bean sprouts, rape and so on.