The benefit of dental fillings is to repair the missing tooth tissue in order to maintain the function of the tooth. Dental fillings are a common clinical treatment for people with missing dental tissues due to caries, trauma and other reasons. For such people, the main benefit of dental fillings is to restore the normal bite function of the teeth, and also to restore the appearance of the teeth, which is beneficial to the patient’s dental health and facial appearance. Reasonable dental fillings can also avoid the deterioration of dental diseases and reduce dental pain. Clinically, common filling materials include silver amalgam, composite resin, stainless steel artificial crowns and so on. Patients can choose the appropriate filling material according to the condition of the teeth, economic situation, etc., in order to achieve the ideal treatment effect. After dental filling, patients need to pay attention to the rationality of diet, should not chew hard food, should also strengthen the oral care, keep the oral cavity clean and hygienic. It is recommended that those who have the need for dental fillings should consult a regular hospital for examination, and then formulate a suitable dental filling program after clarifying the condition of the teeth, and then take relevant treatment measures.