The healthy growth of children touches the heart of every parent and is the greatest concern of every family. After a child grows milk teeth, how to protect the child’s teeth and avoid damage to the child’s teeth is the most important issue for every parent. At present, there is a way to protect the health of children’s teeth, which is to do oral fluoride health care for children. For this oral fluoride health care, many of our parents have questions, is it necessary to do oral fluoride health care for children? Oral fluoridation is the regular application of fluoride to children’s teeth. Simply put, regular fluoridation of children’s teeth is necessary because it is effective in preventing dental caries. Fluoridation is a process where the doctor fluoridates each tooth performance with a fluoride-containing substance. Fluoride works with the crystal structure in the enamel to form a more solid and strong structure that is better able to resist acid attack and inhibit bacterial growth. It also stops the fermentation of leftover food in the crevices of the teeth, effectively preventing tooth decay. In addition to the benefits of dental fluoride can be strong teeth, prevention of tooth decay, there is another benefit: I. Repair of tooth decay: If the baby’s baby teeth early caries, fluoride can be re-calcified after the role of re-calcification. Therefore, the role of repairing dental caries, but also reduce the cost of dental treatment. Second, reduce allergies: there are many baby teeth, allergic to cold, hot, sour and other flavors of food. After fluoride coating, it can prevent dentin from allergy. Why is it necessary for small children to do oral fluoride health care, but also related to the following factors: First, children brush their teeth perfunctorily, it is difficult to brush their teeth on time. Second, children will like to eat sugar at night to drink milk and such habits. This habit is easy to cause dental caries. If caries is serious. Will cause permanent teeth also erupt also caries. Therefore, it is recommended to go to the hospital every year to apply fluoride. Ensure the normal growth of teeth. And then develop a one-time sugar to eat, can not eat in batches, milk to drink good must rinse mouth. As long as the children have wisdom teeth, you can go to the fluoride coating.