Dental sealants are thin, tooth-colored coatings that our pediatric team paints onto the chewing surfaces of your child’s back teeth. They fill in the deep grooves where food and plaque collect, so a toothbrush can keep those surfaces clean. At NC Tooth Docs, sealants are part of the routine preventive care children receive at our offices in Huntersville, Harrisburg and Mooresville, NC, alongside cleanings, exams and X-rays and fluoride varnish.
This page explains which teeth we seal, what the appointment is like, how sealants fit with the rest of your child’s preventive care, and how to request a visit with Dr. Amanda, our board-certified pediatric dentist.
Why do back teeth need sealants?
Permanent molars usually start to come in around age six. Their chewing surfaces are covered in deep pits and grooves, and those furrows trap food debris that bristles cannot always reach. Because they are hard to clean, molars are especially prone to tooth decay, and they are the teeth a child will chew with for the rest of their life.
A sealant turns those grooves into a smoother surface. Instead of packing into the crevices, food and bacteria sit on top, where daily brushing can clear them away. According to the CDC, sealants on permanent back teeth prevent about 80% of cavities for two years and keep protecting against about half of cavities for up to four years.
Which teeth do we seal, and at what age?
The main targets are the permanent molars. Our pediatric dentist checks your child’s back teeth at each six-month visit. She recommends a sealant once a molar has come in far enough to be kept dry during placement and its grooves are deep enough to trap food. The table below shows how that usually lines up with your child’s age.
| Teeth | When they typically erupt | What we look for at checkups |
|---|---|---|
| First permanent molars | Around age 6 | Deep grooves on the chewing surface and whether the tooth has come in far enough to seal |
| Second permanent molars | Around age 12 | The same checks as the first molars, once the tooth has fully come in |
| Premolars and baby molars | Varies by child | Sealed case by case when grooves are deep or a child has had cavities before |
Sealants work best on healthy enamel. If an exam or X-ray shows decay that has already started in a groove, that tooth may need a white filling or another treatment rather than a sealant. That is one reason we pair sealant decisions with your child’s regular exam and low-radiation X-rays.
What happens during a sealant appointment?
Sealants are quick and do not require drilling or numbing. The process has a few simple steps:
- Clean: we clean the tooth to remove germs and food particles from the grooves.
- Prepare: we prep the chewing surface with a special gel that helps the sealant bond, then rinse it away.
- Dry: the tooth is dried and kept dry so the material can attach well.
- Seal: liquid sealant is painted into the grooves and allowed to set.
Sealants set within a few minutes. Afterward, your child can eat and drink as usual. Because the material is clear or white, sealants are almost invisible when your child smiles or talks. Some children notice that their bite feels slightly different right after placement. That feeling should settle within a few days.
Our pediatric dentistry chairs are fitted with ceiling TVs and headphones, so your child has something to watch during a short procedure like this one. If your child is anxious about the dentist, let us know when you request the visit so the team can plan a calm, step-by-step approach.
How long do sealants last, and how are they maintained?
Dental sealants can last between five and ten years. Chewing gradually wears them down, and occasionally a small piece chips away. Your child will not feel anything when this happens, which is why we check every sealant at the six-month visit. If one has worn thin, the dentist may recommend a touch-up so the groove stays protected.
At home, sealants need the same care as the rest of the mouth: brushing twice a day with fluoride toothpaste, flossing, and a diet that keeps sugary snacks and drinks to a minimum. Sealants protect the chewing surfaces of the back teeth, so the sides of the teeth and the spaces between them still depend on brushing and flossing.
How do sealants compare with fluoride and fillings?
Parents often ask whether sealants replace fluoride or whether they are a kind of filling. They do different jobs, and many children benefit from more than one of them.
| Option | What it does | When it is used |
|---|---|---|
| Sealants | Keep food and plaque out of the grooves of back teeth | Placed once on a healthy molar, checked every six months, touched up if worn. No numbing. |
| Fluoride varnish | Strengthens enamel on every tooth surface | Can be applied twice a year at regular visits. No numbing. |
| White fillings | Repair a cavity that has already formed | Only when decay is found. Local anesthetic is usually used. |
For children with early decay who cannot easily sit for a filling, our team may also discuss silver diamine fluoride (SDF), which can keep a cavity from getting worse.
Are sealants a good idea for kids in braces?
NC Tooth Docs offers both pediatric dentistry and orthodontics, so the same practice can look after your child’s checkups with Dr. Amanda and, later, braces with Dr. J. Braces make it harder to clean around brackets and wires, so keeping molars healthy before and during treatment matters. Sealants on the chewing surfaces of the back teeth are one more layer of protection, together with good brushing habits. Our brushing and flossing guide covers how to clean around brackets.
Where can my child get sealants near Huntersville, Harrisburg or Mooresville?
Pediatric dentistry, including sealants, is available at all three NC Tooth Docs offices. Choose the location closest to home or school.
- Huntersville: 4605 Hylas Lane, Unit B, Huntersville, NC 28078, 704.456.9166
- Harrisburg: 4079 Harris Square Drive, Harrisburg, NC 28075, 704.850.9902
- Mooresville: 132 Welton Way, Mooresville, NC 28117, 704.457.1900
Does insurance cover dental sealants?
Coverage depends on your plan and your child’s age. NC Tooth Docs accepts all PPO insurance plans as well as Medicaid, and our office also offers in-house insurance options and discounted rates for patients. Our team can review your benefits before the appointment. See financial information for payment options.
Frequently asked questions about dental sealants
Does getting a sealant hurt?
No. Placing a sealant involves cleaning, prepping and painting the tooth. There is no drilling and no shot, and children can eat and drink normally once the sealant has set.
Can sealants go on baby teeth?
Sometimes. Sealants are most often placed on permanent molars, but our pediatric dentist may recommend them for baby molars with deep grooves, especially in children who have had cavities before.
Is a sealant worth it if my child rarely gets cavities?
Often, yes. Deep grooves trap food even in children who brush well, so the decision depends on the shape of each molar as much as on your child’s cavity history. Dr. Amanda will look at each back tooth at the exam and tell you which ones she would seal and why.
Can sealants be placed at the same visit as a cleaning?
Often they can. When the dentist recommends sealants during an exam, our team will let you know whether they can be placed during that appointment or scheduled for a short follow-up visit.
Request a kids dentistry appointment
If your child’s first permanent molars are coming in, or it has been more than six months since their last checkup, this is a good time to ask about sealants. Request a kids dentistry appointment online and our team will contact you to schedule, or call the office nearest you.