But they need to be checked at regular dental check-ups to make sure they are not chipped or worn away. The dentist can repair sealants by adding more sealant material. Sealing one tooth usually costs less than filling one tooth. Having sealants put on healthy teeth now will save you money in the long run by avoiding fillings, crowns, or caps used to fix decayed teeth. But the most important reason for getting sealants is to avoid tooth decay.
Many insurance companies pay for sealants.
Check with your company for details. By covering the chewing surfaces of the molars, sealants keep out the germs and food that cause decay. Germs in the mouth change the sugar in food to acid. The acid can eat a cavity in the tooth. The decay has to be cleaned out by drilling and then the tooth has to be filled.