Children eat finished yolk on vomiting, there may be the following two reasons: 1, because the taste of egg yolk is not good, children do not want to eat, especially when swallowing is very difficult, so the child swallowed easy to vomit phenomenon, in order to avoid making the child to egg yolk rejection, can be replaced into chicken cake. You can not not eat egg yolk, egg yolk is more iron-containing food, conducive to iron supplementation. 2, there may be an allergic reaction to egg yolk, in this case parents should not give the child to eat, if it is an allergic reaction, vomiting is a mild case, if it is a serious case of children may appear allergic rash, or cause coughing, wheezing, wheezing and other more serious allergic reactions. Therefore, parents should clarify whether their children are unwilling to eat egg yolk or allergies, and if necessary, they need to go to the hospital for examination and consultation.