Last updated 11.03.2025

Fluoride treatment: strengthen your smile at Aspen Dental

Professional fluoride treatment (15x stronger than toothpaste) fortifies your enamel and prevents cavities for months.

A smiling Aspen Dental team member wearing a navy scrub top and blue gloves leans over to examine a patient's mouth.

If you’ve ever wished for a quick way to keep your teeth stronger between checkups, then your Aspen Dental care team has you covered. Professional fluoride treatments are a simple, highly effective way to strengthen your teeth. Each treatment uses a super-concentrated dose of fluoride—up to 15 times stronger than standard toothpaste—that works quickly to fortify your enamel and helps prevent cavities for three to six months. It's a powerful fluoride boost that can be done in just a few minutes yet makes a lasting difference. You’ll leave with healthier teeth and confidence in your smile.


What is professional fluoride treatment?

Professional fluoride treatments protect your teeth from cavities. Your Aspen Dental dentist applies a special gel, varnish or foam that contains much more fluoride than regular toothpaste. The treatment typically takes up to four minutes, and your teeth stay protected for months.


Think of it as armor for your teeth. Proper brushing helps keep them clean, but professional fluoride goes deeper. It strengthens your enamel from the inside out and can repair weak spots in your tooth enamel before they become cavities. You'll feel good knowing your teeth have extra protection every day.


What fluoride treatment includes:

  • Strong fluoride gel, varnish or foam (15x stronger than toothpaste)

  • Enamel-strengthening capabilities that help fight cavities

  • Protection that lasts three to six months

  • Defense against damage from food and drinks


Why fluoride treatment matters for your smile

Your tooth enamel is constantly challenged by food, drinks and bacteria that create acids and weaken it over time. This damage builds up. Weak enamel can lead to cavities, and cavities can cause discomfort, costly dental work and lost confidence. Professional fluoride treatment helps stop this cycle. It repairs damage to tooth enamel before it worsens and helps your teeth stand strong against future attacks.


The benefits of fluoride treatment go beyond cavity protection. You may notice less sensitivity when eating hot or cold foods. Your teeth will resist stains better, and you'll smile more knowing your teeth are healthy and strong.


Key benefits of fluoride treatment:

  • Strengthens weak spots in your enamel

  • Helps prevent cavities before they start

  • Reduces discomfort from hot and cold foods

  • Protects against acids in food and drinks

  • Saves money by helping you avoid fillings and other dental work


Types of fluoride treatments at Aspen Dental

Aspen Dental offers several fluoride treatment options. Your dental care team will help you choose the best one for your needs.


Compare fluoride treatment options


Treatment Type

How Long It Takes

Protection Lasts

Works Best For

Varnish

1-3 minutes

3-6 months

People with many cavities or sensitive teeth

Gel

4 minutes

3-6 months

Most people

Foam

4 minutes

3-6 months

Kids and hard-to-reach areas

Take-home (prescription)

Use daily at home

Continuous

Severe sensitivity or frequent cavities


Fluoride varnish

Varnish is a thin coating that sticks to your teeth and releases fluoride slowly over several hours. It dries in seconds, though, allowing you to eat or drink right away. It also provides the longest protection—up to six months. It's an ideal option for you if you get cavities often or have sensitive teeth. Many people prefer varnish because it's so quick and easy.


Fluoride gel

A gel treatment option that comes in flavors, such as mint or berry. Your Aspen Dental dentist simply puts the fluoride gel into small trays that sit over your teeth for four minutes. While you relax in the chair, the gel quickly soaks into your enamel.


Fluoride foam

Fluoride foam has a light, airy texture that expands to reach every part of your teeth, even tight spaces between teeth. The application takes four minutes and helps protect those hard-to-reach spots when brushing.


Take-home fluoride

Your Aspen Dental dentist may recommend a prescription of fluoride toothpaste or rinse. You’ll use it at home every day between your dental office visits. This take-home option is especially helpful if you have very sensitive teeth, frequent cavities or dry mouth from medications.


What happens during your fluoride treatment

Fluoride treatment is one of the easiest things you'll do at the dentist. It's quick, simple, and effective.


The treatment process

The whole process follows these simple steps:


  1. Cleaning - Your Aspen Dental hygienist removes food and plaque (times vary)

  2. Drying - Teeth are dried so the fluoride sticks better (30 seconds)

  3. Application – Fluoride is applied with a brush, tray or swab (up to four minutes)

  4. Waiting – It soaks in for a few minutes depending on the type of treatment


That's it. No shots, no drilling, no discomfort. Most people find it relaxing.


After your treatment

Depending on your treatment, simply follow these rules for 30 minutes to two hours:


  • Varnish: Can eat and drink minutes after application

  • Gel or foam: Wait 30 minutes before eating or drinking

  • All types: Skip hot drinks and crunchy foods for a bit


Then you're done and can go back to your normal day. Your teeth will be protected for the next three to six months. You'll feel great knowing you took this easy step toward a healthier smile.


How fluoride makes your teeth stronger

Fluoride works like magic—but it's actually science. When it touches your teeth, it attracts important minerals like calcium to form a new, super-strong layer on your teeth. This layer resists acid attacks far better than untreated enamel.


How fluoride repairs your teeth

Fluoride actually helps fix damage that's already there. See those white spots on your teeth? Those are areas where minerals leaked out. Fluoride fills them back in through a process called remineralization.


Here's how it works:


  1. Fluoride enters weak spots - It targets damaged areas

  2. Minerals gather - Calcium and other minerals bond with fluoride

  3. New layer forms - A tougher surface builds up

  4. Teeth get stronger - The new layer is 10x more resistant to acid


Your teeth can heal with fluoride's help. Small problem areas get fixed before they turn into painful cavities, helping you avoid the drill as much as possible.


Long-lasting protection

Fluoride doesn't just repair—it protects. Every time you eat or drink sweet or starchy foods, bacteria create acid that can damage your enamel. With fluoride protection, your teeth can fight cavities and stay strong.


Plus, the protection builds over time. Each treatment adds another layer of defense. Getting fluoride treatments every six months helps your teeth become stronger and stronger. Research shows you'll have up to 43%1 fewer cavities compared to using regular toothpaste alone. Plus, fewer cavities means fewer fillings, more money saved and more confidence in your smile.


Who needs fluoride treatment most

Everyone benefits from stronger teeth. But some people need extra protection.


If you've had cavities in the past few years, you're at higher risk. Fluoride treatments can strengthen the spots where cavities typically start, helping you stop the cycle of drilling and filling.


People with dry mouth

If you suffer from dry mouth, you are three times more likely to get cavities. Why? Because saliva normally washes away bacteria and neutralizes acid. Without enough saliva, your teeth are under constant attack.


Fluoride gives you the protection if your saliva can't. It's especially important if you:


  • Take medications that cause dry mouth (over 500 types can cause it)

  • Have diabetes or other health conditions

  • Are getting older (saliva production decreases with age)

  • Had radiation treatment


Don't let dry mouth destroy your smile. Fluoride treatments with your Aspen Dental care team will help preserve your teeth for months to come.


People with braces or dental work

If you have braces, you know how hard it can be to keep your teeth clean. Food gets trapped near the brackets, making these areas two to three times more likely to get cavities. Fluoride treatment protects the spots you can't reach with your toothbrush. It's also important if you have dental crowns, bridges or fillings, as they can also trap bacteria at their edges. Fluoride can stop tooth decay before it starts.


If your gums have receded, your tooth roots are exposed. These areas are softer and decay faster. Fluoride gives them the armor they need.


Other high-risk groups

You'll benefit most from fluoride treatment if you:


  • Eat lots of sugary or acidic foods

  • Have had three or more cavities in the past three years

  • Are between ages 6-18 (cavity-prone years)

  • Have an eating disorder

  • Are going through cancer treatment

  • Have trouble brushing due to arthritis or other conditions


Even if you practice good oral hygiene and brush and floss perfectly, professional fluoride adds protection you can't get at home. Regular toothpaste has 1,450 ppm of fluoride. Professional treatment has 22,600 ppm. That's 15 times stronger.


Common questions about fluoride treatment


Do I really need fluoride treatment as an adult?

Yes. Many adults think fluoride is just for kids, but that’s not true. Adults need it just as much—maybe more. As you get older, your gums recede. This exposes softer parts of your teeth to possible damage. Medications can also reduce your saliva, raising your cavity risk.


Can fluoride reverse a cavity?

Fluoride can reverse very early tooth decay. Those white spots on your teeth or small weak areas that haven’t broken through yet? Fluoride can fix them before they turn into cavities.


However, once a cavity forms a hole in your tooth, you will need a filling. What's great is that fluoride prevents new cavities from starting. It also stops small problems near your fillings from getting worse.


Is fluoride treatment better than fluoride toothpaste?

Professional treatment is 15-22 times stronger than toothpaste, penetrates deeper, lasts longer and reaches every surface— including spots you might miss when brushing.


You'll find that they actually work best when used together. Use fluoride toothpaste daily and get professional treatment every three to six months for the best protection.


Fluoride treatment FAQs

Is fluoride treatment safe?

Yes. Fluoride treatment is completely safe when done by dental professionals. Dentists have used it for over 75 years with millions of successful treatments each year.


The amount used is carefully measured and well below any safety limits. Major health organizations endorse it, including:


  • American Dental Association (ADA)

  • Centers for Disease Control (CDC)

  • World Health Organization (WHO)


You can feel confident that fluoride treatment is both safe and effective.


How long does the treatment take?

The actual fluoride application only takes from one to four minutes. Your appointment lasts 15-30 minutes, including prep and post-treatment instructions. That's less time than most lunch breaks, and you'll leave with months of protection.


Does fluoride treatment hurt?

Not at all. There are no shots or drilling. Your dentist simply brushes or applies fluoride to your teeth. Once the application is done, you just sit back and relax for a few minutes. You may notice the texture or taste, but most treatments come in pleasant flavors, like berry or mint.


How often should I get fluoride treatment?

Treatment frequency depends on your cavity risk:


Once a year –
For low-risk people who haven't had a cavity in three plus years.


Every six months –
For medium-risk people who get one to two cavities in three years.


Every few months –
For high-risk people with three or more cavities, braces or dry mouth.


Your Aspen Dental care team will create a treatment schedule that's right for you. If you stick to it, you'll see results—fewer cavities, less sensitivity and more confidence in your smile.


What can't I do after fluoride treatment?

Depending on the option you choose, follow these simple rules after your treatment:


Varnish
: No restrictions. Go ahead and eat or drink right away


Gel or foam
: Wait 30 minutes before eating or drinking


All treatment types should avoid:


  • Hot drinks for 30 minutes to two hours

  • Hard or crunchy foods during the waiting period

  • Brushing and flossing until the waiting period ends


This allows the fluoride to soak in completely. After just a few hours, you can go back to your normal routine. Your teeth will be stronger and more resistant.


Will fluoride whiten my teeth?

No. Fluoride doesn't whiten teeth or remove stains. But by keeping the enamel strong, it helps teeth stay brighter longer. Healthy enamel resists stains better and can prevent discoloration caused by cavities.


If you want whiter teeth, ask about professional whitening at your Aspen Dental office. Combining whitening with fluoride treatments can give you a brighter, healthier smile.


Can I get fluoride treatment while pregnant?

Yes. Fluoride treatment is safe during pregnancy. In fact, it's important. Pregnancy changes your hormones. This can increase your risk for gum problems and cavities.


These professional groups recommend keeping up with dental care, including fluoride treatment, during pregnancy:


  • American College of Obstetricians and Gynecologists (ACOG)

  • American Dental Association (ADA)


Always tell your dentist you're pregnant. They'll make sure your treatment is safe and comfortable.


Are there any side effects?

Side effects are rare and minor. You might experience:


  • Mild stomach upset if you swallow fluoride (very rare)

  • Temporary sensitivity (less than 5% of people)

  • Unusual taste during treatment


Serious side effects almost never happen with professional treatment. If you notice anything unusual, call your Aspen Dental care team. Most people feel nothing but confidence in their strong smile following their fluoride treatment.


Can I get fluoride treatment with my other dental work?

Yes. Fluoride works well with all dental procedures. In fact, it's often recommended after fillings, crowns or . It protects your teeth around new restorations and prevents decay from starting.


Tell your dentist about any recent dental work. They'll schedule your fluoride treatment at the perfect time for the best results.


Fluoride treatment vs fluoride toothpaste

Many people wonder if brushing with fluoride toothpaste is enough. It's a great start, but professional treatment adds crucial protection.


Think of it this way:


  • Fluoride toothpaste = daily defense

  • Professional fluoride treatment = power boost


Why both matter:

Regular toothpaste helps every day. But professional treatment is 15 times stronger, reaches every surface, lasts for months and penetrates deeper into your enamel.


Studies prove this works. People who use fluoride toothpaste twice daily AND get professional treatment every six months have 60% fewer cavities. That's compared to toothpaste alone.


Don't settle for partial protection. Give your teeth both types of fluoride. You deserve a smile that's as strong as possible.


When should you get fluoride treatment?

Don't wait until your teeth hurt or have visible cavities. Prevention is always easier and cheaper than fixing problems or damage later.


How often based on your risk level

Your Aspen Dental dentist will look at your unique situation and recommend a treatment timeline that takes your oral health and cavity risk into account. So, whether it's every few months or once a year will depend on how often you get cavities and whether you have dry mouth, braces or other dental solutions.


Prevention saves time, money and pain

The simple fact is that filling cavities entails way more than preventing them. From actual costs, and procedure details to time spent in the dentist chair, fluoride treatments take minutes, help you avoid discomfort (i.e. drilling) and provide lasting protection.


The best time to start is now. Why wait for problems when you can prevent them today?


Ready to protect your smile?

Imagine going to your next dental checkup and hearing "No cavities!" Feel the confidence that comes with a healthy smile—knowing that you're doing everything you can to keep your teeth for life.


Professional fluoride treatments make this possible. Just one to four minutes in the chair gives you three to six months of protection. With studies showing that it can mean up to 43%1 fewer cavities, those are real results you can feel. You deserve to smile without worrying and the peace of mind that comes with taking control of your oral health.


Your Aspen Dental care team makes getting professional fluoride treatments easy, comfortable and affordable. Your stronger, healthier smile is waiting. Don’t wait to ask about it at your next checkup. Instead, take a step toward fortifying your smile now. Call your nearest Aspen Dental location or schedule an appointment online today.


Let's strengthen your smile together. Your future self will thank you.


¹https://adanews.ada.org/ada-news/2025/may/ada-leaders-urge-insurance-groups-to-cover-preventive-services/