Dental sealants are protective coatings applied to the chewing surfaces of the back teeth, particularly the molars and premolars. These teeth often contain deep grooves and pits where food particles and bacteria can easily accumulate. Because these areas are difficult to clean with a toothbrush, they are more vulnerable to cavities. Sealants create a smooth protective barrier that prevents plaque and bacteria from settling into these grooves.

The application of dental sealants is simple, quick, and painless. First, the dentist thoroughly cleans and dries the tooth surface. A special conditioning solution is then applied to help the sealant bond securely to the enamel. The liquid sealant is carefully painted onto the chewing surface of the tooth, where it flows into the small pits and grooves. A curing light may be used to harden the sealant and keep it firmly in place.