Normal scaling is only to clean up the plaque and calculus of the periodontium, which has no direct effect on postoperative eating, and you can eat normally after scaling. However, there is a special clinical situation, that is, there are people who do not clean their teeth for a long time, once the teeth are cleaned, there will be the situation of dentin exposure, after the scaling, it is necessary to try to avoid too cold or too hot temperature stimulation, that is, do not eat too hot or too cold, eat room temperature food can relatively reduce the stimulation. It is also recommended that this group of people should apply anti-allergy toothpaste after scaling, and the allergy will be slowly relieved after a period of time.