2. Green leafy vegetables contain more vitamin C, which has a certain inhibitory effect on cold virus. Many vegetables and fruits, such as radish, pear, kiwi fruit, citrus and various mushrooms, contain some chemical active ingredients, which can improve the immunity of human body, and eat more properly can also play a certain role in preventing colds.
3. Eating more seafood rich in zinc, such as oysters, is also conducive to regulating the body's cellular immune state and preventing colds. In addition, vegetables and fruits are alkaline foods, which can maintain a certain alkaline environment of the body after eating, which is not conducive to the reproduction of microorganisms such as viruses.
4. Fruit pear: cool in nature, sweet in taste, capable of promoting fluid production, clearing away heat and resolving phlegm, suitable for wind-heat cold, fever and thirst, cough and yellow phlegm, and can be eaten at will. People who are used to wind-heat, cold and cough use 1 raw pears, wash and chop them up, and stew them with rock sugar.
5. Ginger: warm in nature, pungent in taste, has the functions of dispelling cold and sweating, relieving exterior syndrome and expelling wind, and is suitable for people with cold and cold. 3 pieces of ginger are commonly used in the people, and the right amount of brown sugar is taken with boiling water, commonly known as ginger brown sugar tea, which will be cured if you drink it often.
6. Scallion: warm and pungent, it can regulate body temperature, make sweat glands sweat normally, and reduce and prevent colds. Suitable for people with wind-cold type cold.
7. Olives: also known as olives. It has the effects of clearing away lung heat, relieving sore throat and resolving phlegm, and is especially suitable for patients with wind-heat cold accompanied by sore throat. Folk use 2 ~ 5 olives, split, half to 1 fresh radish (both red and white), boil water without drinking tea.
8. Water chestnut: suitable for wind-heat cold with yellow cough, sore throat, dry mouth and thirst. It has the effects of clearing away heat, resolving phlegm and quenching thirst, and can be eaten raw, cooked or juiced for drinking. If you use jellyfish skin to decoct, the effect of eliminating phlegm and relieving cough is better.