(1) Sydney: Sydney has the effects of nourishing essence, quenching thirst, moistening lung and resolving phlegm, and both raw and boiled are very effective.

(2) Lily: Lily can not only moisten lungs and nourish qi, but also stimulate appetite and promote children's appetite. In particular, Sydney Lily Runfei Soup made of Sydney is suitable for drinking in foggy days. The specific method is as follows: firstly, clean Sydney and cut it into small pieces. Boil Sydney slices and lilies with clear water and strong fire. After the pot is boiled, continue to simmer 15 minutes. When it's almost cooked, you can add some medlar and rock sugar for the children to eat.

(3) White radish: White radish is eaten raw, juiced and drunk, and the effect of moistening the lungs is particularly good. When the air is bad in winter and spring, fresh white radish can be removed and then cut into white radish for children to eat, and the effect is good.

(4) Figs: In autumn, children can eat more fresh figs, and in winter and spring, they can buy dried figs from the supermarket. If they eat them regularly, they can remove the fire and prevent hoarseness.

(5) Siraitia grosvenorii: Buying Siraitia grosvenorii from the pharmacy and making tea can not only relieve cough and phlegm, but also clear the lungs, but infants should pay attention to a small amount, not too much.