Eating sugar has tooth decay, i.e. love to eat sweets and caries, the main treatment methods for dental caries are filling treatment, medication, inlay repair, root canal treatment and so on. 1. Filling treatment: Filling is the main method of treating dental caries at present, and the filling material is mainly based on photosensitive composite resin material at present. 2. Medication: On the basis of grinding away the caries, the dentist can inhibit the development of caries with drugs such as silver nitrate and sodium fluoride, which is suitable for the shallow caries of permanent teeth that have not yet become cavities or the shallow and medium caries cavities of the baby front teeth. 3. Inlay restoration: Inlay restoration is to remove the decayed tooth tissue on the tooth, take the model for all-ceramic inlay, and then bond it back to the oral cavity. 4. Root canal treatment: If the caries is severe enough to injure the nerve, root canal treatment may be needed. People with a sweet tooth are prone to caries if they do not pay attention to oral hygiene. Therefore, it is necessary to change the habit, pay attention to the morning and evening correct brushing, rinse the mouth after meals, and reduce the sweet food. After the occurrence of dental caries, you should go to the hospital in time, and the doctor will choose the appropriate treatment according to your condition.