You can eat ice cream 2 hours after a tooth extraction. It is usually necessary to bite a cotton ball for about half an hour after the extraction, and after the cotton ball is spit out, you can wait for a while, and then you can eat some soft ice cream. After tooth extraction, there will be a wound left behind, usually after tooth extraction, you will bite the cotton ball for half an hour to stop the bleeding. It is generally recommended that you do not eat or drink for 2 hours after the extraction, after which you can eat some cold drinks, such as ice cream, but the ice cream needs to be soft, not hard ice cream or the like. Eating ice cream will make the blood vessels in the extraction socket contract with cold, thus reducing bleeding and postoperative edema. Therefore, you can eat ice cream after tooth extraction, which is good for wound bleeding. However, you should pay attention to moderate consumption, avoid excessive consumption.