Children’s fillings for caries are generally filled directly, the fillings are generally glass ionomer, composite resin, the requirements of moisture barrier is not high. If caused by pulpitis or periapical inflammation, need to be filled after root canal treatment, the teeth inside the root filling generally choose calcium hydroxide. 1. Caries. Children fillings if there is no root canal treatment, generally only need to fill the outer layer of the caries, can be divided into resin filling and glass ion filling, due to the young children saliva is more, difficult to cooperate with the operation for a long time, the clinic generally choose glass ion, composite resin filling, the wet requirements of the spacer is not high shaping fast. 2. Pulpitis and periapical inflammation. Endodontitis, apical periodontitis need to first root canal treatment, root canal filling internal filling materials generally need to use resorbable root canal filling materials, so the clinic commonly used calcium hydroxide filling, external use of glass ions filling to repair the shape of the tooth. What kind of fillings should be used for children’s fillings? It is recommended to go to the hospital to check the location and size of the missing teeth, and choose according to your own dental condition.