Dental Sealants - A Powerful Tool for Preventing Cavities in Children

Posted on 4/1/2025 by NC Pediatric Dentisty

A dentist treating a young girl by applying a dental sealant with a curing light, with both wearing protective glasses in a brightly lit dental office.

As a pediatric dentist and member of the American Dental Association, I am passionate about helping children achieve optimal oral health. One of the most effective tools in my arsenal is dental sealants. These thin, protective coatings are applied to the chewing surfaces of back teeth, where cavities are most likely to develop.

What are Dental Sealants?

Dental sealants are made of a plastic-like material that forms a barrier between the tooth enamel and bacteria and food particles. This barrier prevents plaque from accumulating and causing cavities. Sealants are typically applied to the permanent molars and premolars, but they can also be used on baby teeth in certain cases.

How are Dental Sealants Applied?

The application process is quick and painless. First, the teeth are cleaned and dried. Then, a mild acid solution is applied to roughen the tooth surface, which helps the sealant bond to the tooth. The sealant is then painted onto the tooth and hardened with a curing light. The entire procedure takes only a few minutes per tooth.

Benefits of Dental Sealants

Dental sealants offer numerous benefits for children:

•	Cavity Prevention: Sealants can reduce the risk of cavities by up to 80%. This means fewer fillings, less pain, and lower treatment costs.
•	Protection for New Teeth: Permanent molars erupt around age six and are particularly susceptible to cavities. Sealants can protect these new teeth from the start.
•	Durability: Sealants can last for several years, providing long-lasting protection.
•	Cost-Effective: The cost of sealants is typically less than the cost of treating a cavity.

Are Dental Sealants Right for Your Child?

The American Academy of Pediatric Dentistry recommends that all children receive dental sealants as soon as their permanent molars erupt. However, it is important to talk to your child's dentist to determine if sealants are the right choice for your individual situation.

Conclusion

Dental sealants are a safe, effective, and affordable way to protect your child's teeth from cavities. By investing in sealants, you can give your child a healthy smile that will last a lifetime.

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