Cheese sticks can be eaten at 9- 10 months, because the complementary food has gradually changed from mushy to solid at this age, and the entrance of cheese sticks is easy to soften due to the influence of oral temperature, which is conducive to the baby's oral function chewing and the eruption of language and teeth. When you eat cheese sticks, you should eat them when you are healthy. Don't eat it if you have diarrhea or fever, and cheese sticks are high in calories. Generally, it can be eaten once every 2-3 days. In fact, when the baby adds any food, as long as it conforms to the principle of adding from thin to thick and from less to more, and gradually transitions to solid food, any food can be added in a small amount.