Are Dental Sealants Safe?

It is normal for parents to have questions before agreeing to any dental treatment for their child. Since dental sealants are placed directly on the teeth, one of the most common questions is whether they are safe. For most children and adults, the answer is yes. Dental sealants have been used for many years as a simple way to protect back teeth from cavities.

A sealant is a thin coating placed over the chewing surface of a molar. Back teeth have narrow grooves where food and bacteria can collect. Even a good toothbrush may not reach the bottom of every groove. The sealant covers those spaces, creating a smoother surface that is easier to clean.

Putting on a dental sealant is quick and does not require drilling or a shot. The tooth is cleaned, dried, and prepared with a special liquid. The sealant is then painted onto the tooth and hardened with a small light. Once it has hardened, the material stays attached to the chewing surface.

Children can usually eat and drink normally after the appointment. The sealed tooth may feel a little different at first, especially when the child runs their tongue over it. That feeling normally goes away quickly. If the bite feels uneven or uncomfortable, the dentist can check the sealant and make a small adjustment.

Some parents have heard that certain dental materials may contain or release tiny amounts of BPA. This can sound alarming without the full picture. According to the American Dental Association, some resin-based sealants may briefly release very low levels of BPA after they are placed. The amount is considered extremely small, and exposure drops soon after the appointment.

Dentists can also take simple steps to reduce any leftover material on the surface. They may rinse the tooth, wipe the sealant, or have the patient rinse after treatment. Parents who remain concerned can ask which sealant product the office uses and whether a BPA-free option is available.

An allergic reaction to a dental material is possible, but it is uncommon. Tell the dentist if you or your child has a history of allergies or has reacted to dental materials before. The dentist can review the ingredients and choose an appropriate product.

There is also sometimes concern about sealing bacteria underneath the coating. Dentists examine and clean the tooth before placing a sealant. A tooth with a larger cavity may need a filling instead. Research has also found that sealants can help keep very early areas of decay from getting worse when the surface remains properly sealed.

Sealants are not permanent. They can gradually wear down, chip, or loosen with years of chewing. This does not usually harm the tooth. During regular checkups, the dentist will look at the sealant and repair or replace it when necessary.

Dental sealants do not replace brushing, flossing, or routine dental visits. Cavities can still form between teeth or near the gums. Sealants simply provide extra protection for the deep grooves that are hardest to reach.

For most patients, the small risks connected with dental sealants are outweighed by their ability to help prevent cavities. Avoiding tooth decay may also mean avoiding future drilling, fillings, and discomfort.

If you have questions about whether dental sealants are safe for you or your child, call our dental office today. We can explain the materials we use, examine the teeth, and help you make a decision that feels comfortable for your family.

Related Article: Dental Sealants for Children