Drinking scallion white water in moderation for children is generally not harmful, but it is not advisable to drink too much. Scallion white can be used as a kind of traditional Chinese medicine, taste pungent, warm, belonging to the lung, stomach meridian, with sweating to relieve the surface (through sweating way to lift the body surface of the evil), dispersal of cold through the role of Yang. It is mainly used for cold and wind-cold, headache and fever, yin cold and abdominal pain, fish poisoning, insect and snake bites, etc. However, it is contraindicated for those who have excessive sweating on the surface and those who are allergic. Onion white water can improve the symptoms of children’s colds, usually moderate drinking is not harmful, but drinking too much may cause a burden on the stomach and intestines, so it is recommended to take under the guidance of a doctor. If the children appear uncomfortable after taking it, they should go to the hospital in time for treatment.