Can Fluoride Free Toothpaste Cause Cavities?

No, fluoride-free toothpaste does not directly cause cavities.

Non fluoride toothpaste is becoming a popular choice for those looking for alternatives to traditional fluoride toothpaste.

However, if it does not contain nano-hydroxyapatite (nHA), it may not provide the necessary protection against demineralization, which can eventually lead to cavities.

Nano-hydroxyapatite (nHA) is a mineral that mimics the natural composition of tooth enamel and has been shown to:

  • promote enamel remineralization

  • strengthening teeth

  • and reducing the risk of decay

Therefore, it is beneficial for your oral health without the risk of systemic fluoride toxicity.

Keep reading to learn everything you need to know about fluoride-free toothpaste, including whether it can cause cavities or prevent them.

Why is fluoride in our toothpaste?

Fluoride in Toothpaste

Fluoride toothpastes contain fluoride, a remineralizing agent that helps strengthen your enamel to fight off the acids created by the pesky bacteria in your mouth.

Fluoride is a naturally occurring mineral released from rocks into soil, water, air, and certain foods.

Studies suggest that its presence in toothpaste is primarily due to its effectiveness in addressing various dental concerns, such as:

  • cavity prevention

  • plaque reduction

  • preventing tooth decay

  • strengthening tooth enamel

Mineral fluoride, found naturally in the earth’s crust, plays a crucial role in making teeth stronger and more resistant to cavity-forming acids.

Plus, sodium fluoride is used to relieve sensitive teeth and help your teeth rebuild themselves. This is particularly important if you have a diet heavy in acidic foods like coffee and citrus.

Further, public water in the United States is treated with fluoride which can lead to many people consuming or using fluoride in excess.

However, it's important to be cautious of ingesting too much fluoride, as it can lead to fluorosis, causing discolored or spotted teeth, especially in children. Thus, using a small amount of fluoride toothpaste for children is advised to minimize this risk.

While fluoride toothpaste has been the traditional standard in oral care for decades, fluoride-free toothpaste is gaining popularity as it uses natural ingredients that provide equivalent dental benefits without the potential risks.

Should we avoid fluoride in toothpaste?

It's essential to consider limiting the amount of fluoride consumed and avoiding toothpaste that contains fluoride, particularly for pregnant women and children.

Avoiding fluoride in your toothpaste may be wise to reduce the potential risk of long-term oral and dental health problems.

While fluoride has been recognized for its dental benefits, research suggests that fluoride-free toothpaste with nano hydroxyapatite is just as effective but without systemic toxicity concerns.

Are there any alternatives to fluoride in toothpaste?

NOBS Toothpaste Tablets

If you're concerned about fluoride, don't worry - there are natural alternatives!

One alternative to fluoride toothpaste is remineralizing toothpaste with nano hydroxyapatite (often referred to as nHA).

In fact, in some countries like Japan, nHA has been considered the top choice for decades for preventing cavities and helping with enamel remineralization.

Research has shown that nano hydroxyapatite can work as well and may be more effective than fluoride as:

  • desensitizing agent

  • remineralization of enamel

  • prevent tooth decay

  • remove dental plaque

  • fights gum disease

  • teeth whitening

Thanks to these benefits, nHA is an excellent option for those who prefer to avoid fluoride.

So, what is fluoride free toothpaste?

Fluoride-free toothpaste refers to a type of toothpaste that does not contain fluoride as one of its active ingredients. Instead, it employs alternative ingredients for cleaning and protecting teeth.

One such alternative is nano-hydroxyapatite (nHA) toothpaste. Nano-hydroxyapatite is a form of calcium phosphate that is naturally found in the structure of teeth and bones. In toothpaste, nano-hydroxyapatite particles help to remineralize enamel and strengthen teeth, similar to the way fluoride does.

Nano-hydroxyapatite toothpaste is gaining popularity as a fluoride-free option for dental care. It offers benefits such as reducing tooth sensitivity, repairing enamel, and preventing cavities. Additionally, it is considered safe and suitable for individuals who prefer to avoid fluoride in their oral care routine.

Overall, fluoride-free toothpaste, including nano-hydroxyapatite toothpaste, provides an alternative for individuals seeking to maintain oral hygiene without using fluoride-based products.

Benefits of Fluoride Free Toothpaste

A woman brushing her teeth

Did you know that fluoride-free toothpaste helps fight tooth decay and reduce hypersensitivity, all while protecting you from the negative side effects of fluoride? Here are some benefits of fluoride-free toothpaste:

Benefit #1: Enamel Remineralization

Studies show that fluoride isn't the only toothpaste ingredient that can prevent cavities and fight tooth decay!

In fact, in comparing hydroxyapatite vs fluoride, nano hydroxyapatite toothpaste is scientifically proven to be just as effective as fluoride at remineralizing teeth.

Benefit #2: Reduced Risk of Dental Fluorosis

Studies show that too much fluoride consumption, especially in childhood, can lead to dental fluorosis - an unsightly condition where white spots form on your teeth.

If not treated, this condition may even lead to tooth decay.

Given that fluorosis occurs when children are developing their teeth, be sure to keep your little ones safe by switching to fluoride-free toothpaste.

Benefit #3 Safe for Children and Pregnant Women

Dental professionals often suggest that children and pregnant women use fluoride free toothpaste since fluoride toothpaste carries the risk of toxicity and dental fluorosis.

On the other hand, studies show that fluoride-free toothpaste with nano hydroxyapatite is safe for children and pregnant women.

Benefit #4: Teeth Whitening

Since nano hydroxyapatite works by remineralization, it also whitens teeth physiologically by filling in the tiny bumps and lesions on your teeth surface.

Therefore, fluoride-free toothpaste with nano hydroxyapatite makes your teeth appear smoother and brighter!

Benefit #5: Gentle on Gums and Sensitive Teeth

Studies show that fluoride toothpastes are often formulated with harsh surfactants like sodium lauryl sulfate that can irritate the soft, sensitive tissues in your mouth.

Alternatives like fluoride-free NOBS Toothpaste Tablets are formulated with gentle surfactants derived from coconuts for a more gentle, effective cleaning experience.

Benefit #6: Balanced Oral PH Levels

Fluoride-free toothpaste like NOBS uses xylitol as a natural sweetener and alternative to the artificial flavorings found in traditional toothpaste.

But xylitol is a sneaky superhero with a secret weapon . . .

It can also help prevent cavities by promoting saliva production and balancing the pH level of your mouth!

Benefit #7: Reduced Plaque Buildup

Nano hydroxyapatite is a superstar ingredient for many reasons, but this one might take the lead. Evidence shows that nano hydroxyapatite has the unique ability to break down plaque.

This process allows plaque to be more easily removed from your mouth and can prevent tooth decay.

Risks of Using Fluoride Free Toothpaste

Using fluoride-free toothpaste without nano-hydroxyapatite (nHA) can lead to tooth decay and cavities due to the lack of remineralization.

This is because nHA is essential for the remineralization process, which helps to strengthen tooth enamel and prevent tooth decay. Without nHA, fluoride-free toothpaste may not provide the same level of protection against cavities and tooth decay as fluoride-containing toothpaste.

In fact, a study found that fluoride-free toothpaste lacking nano-hydroxyapatite (nHA) was less effective in preventing enamel demineralization compared to fluoride-containing toothpaste or fluoride-free toothpaste containing nHA.

Additionally, the American Dental Association (ADA) recommends fluoride toothpaste for cavity prevention, but it also acknowledges that fluoride-free toothpaste can be a safer option for individuals who are concerned about fluoride intake.

Does fluoride free toothpaste cause cavities?

No, fluoride-free toothpaste does not directly cause cavities.

However, if it does not contain nano-hydroxyapatite (nHA), it may not provide the necessary protection against demineralization and tooth decay, which can eventually progress into cavities.

Studies suggest that nHA is essential for remineralization and preventing tooth decay. Without nHA, fluoride-free toothpaste may not be effective in preventing cavities.

Additionally, Research found that toothpaste containing nHA demonstrated significant improvements in enamel remineralization compared to fluoride toothpaste.

Ultimately, the effectiveness of fluoride-free toothpaste in cavity prevention depends on the presence of remineralization agents like nHA.

Choosing toothpaste containing nHA can provide an effective alternative for cavity prevention without the use of fluoride.

Does fluoride free toothpaste prevent tooth decay?

A woman holding a tooth cavity model

Yes, fluoride-free toothpaste can effectively prevent tooth decay, especially when it contains ingredients like nano hydroxyapatite (nHA).

Nano hydroxyapatite, a mineral naturally found in tooth enamel, has been shown to promote enamel remineralization and repair.

Research indicates that toothpaste containing nHA can enhance enamel strength and reduce the risk of cavities. Additionally, fluoride-free toothpaste may be preferred by individuals with fluoride allergies or concerns about fluoride toxicity.

Ultimately, while fluoride-free toothpaste can contribute to preventing tooth decay, it's important to note that effective cavity prevention also requires adopting a comprehensive oral care routine and limit sugary and acidic foods and drinks.

What causes tooth decay?

Demineralization and tooth decay are primarily caused by the interaction of acids with tooth enamel. These can be dietary acids or simply acids produced by the bad bacteria in our mouth.

Let's walk through some of the main causes of demineralization.

Bad Bacteria & Plaque

Dental plaque is a thin, sticky film that naturally forms on our teeth. It consists of bacteria colonies that feed on sugars and carbohydrates from the foods we consume.

As they metabolize these sugars, they produce acids as byproducts. These acids can gradually erode the minerals, primarily calcium and phosphate, from our teeth which leads to demineralization.

Regular brushing and flossing help remove dental plaque, reducing the presence of acid-producing bacteria and their harmful effects on enamel.

Dietary Acids

Consuming acidic foods and beverages can directly introduce acids into our mouths, disrupting our oral pH.

For example, citrus fruits, carbonated sodas, and fruit juices are naturally acidic. When these acidic substances come into contact with tooth enamel, they can weaken the enamel's mineral structure, making it more susceptible to demineralization.

Limiting the intake of acidic foods and practicing good oral hygiene can help mitigate the impact of these dietary acids on teeth.

Poor Oral Hygiene

A tooth model

Inadequate oral hygiene practices, such as infrequent or insufficient brushing and flossing, can lead to dental plaque accumulating on tooth surfaces.

When plaque is not regularly removed, it provides a breeding ground for acid-producing bacteria. These bacteria thrive in the plaque and continuously generate acids as they metabolize sugars.

The prolonged exposure of teeth to these acids can result in demineralization, making regular and thorough oral care essential for preventing enamel damage.

Dry Mouth

Saliva is known for its ability to neutralize acids and support the remineralization of enamel. It's an essential component of your oral microbiome.

However, conditions that reduce salivary flow, such as certain medications, medical conditions, or dehydration, can leave the mouth dry. In a dry mouth environment, acids are not effectively neutralized, and the protective effects of saliva are compromised.

This can lead to an increased risk of enamel demineralization and tooth decay, making it essential for individuals with dry mouth to manage this condition effectively.

To combat dry mouth, certain toothpastes and chewing gums contain xylitol, a compound that has been proven to promote saliva production and normalize oral pH.

Acid Reflux

Conditions like acid reflux (gastroesophageal reflux disease or GERD) or frequent vomiting expose teeth to stomach acids, which are highly acidic and corrosive.

When these strong acids come into contact with tooth enamel, they can rapidly erode the minerals from the enamel surface, leading to demineralization.

Individuals with these conditions are at an elevated risk of enamel damage, and managing acid reflux or vomiting episodes is crucial to protect dental health.

How to Prevent and Reverse Tooth Decay

To prevent, treat, and reverse tooth decay, we can take measures such as:

Specifically, brushing your teeth at least twice a day for two minutes each with nano hydroxyapatite and a soft-bristled toothbrush will help remove plaque and disrupt the growth of harmful bacteria.

In fact, nano hydroxyapatite is a biomimetic agent that mimics the natural composition of our permanent teeth and supports remineralization. Basically, nano hydroxyapatite toothpaste deposits calcium and phosphate ions back into enamel which strengthens it and makes it more resistant to demineralization.

Further, we do have some evidence that nano hydroxyapatite may prevent cavities, although it is not an approved tool by the FDA to do so.

Of course, visiting the dentist regularly and limiting sugary and acidic foods are also essential steps to take to promote good oral health. Instead, consider adding natural probiotics to your diet such as fermented foods or calcium rich foods to support your overall health.

Brush with Remineralizing Toothpaste

A jar of NOBS Toothpaste Tablets

Nano hydroxyapatite toothpaste contains tiny particles of a synthetic form of hydroxyapatite, a mineral naturally found in your teeth and bones.

Brushing with this toothpaste can help strengthen enamel by depositing nano hydroxyapatite particles onto the tooth surface. These particles bond with the tooth surface, fill in minor defects, and promote remineralization, forming a protective barrier over the tooth surface.

This process not only helps in filling in small defects and cracks on the tooth surface but also helps to prevent stains from adhering to the tooth surface. In fact, studies show that nano hydroxyapatite is effective at remineralizing teeth and reducing sensitivity in as little as 8 weeks.

Using nano hydroxyapatite toothpaste as part of your daily oral care routine can contribute to maintaining strong and healthy teeth.

Floss Regularly

Silk Expandable Floss

Daily flossing with expandable floss is an excellent way to remove food particles and plaque from between your teeth and along the gumline.

This practice supports overall oral health and reduces the risk of enamel demineralization by preventing the buildup of harmful bacteria and acids in these hard-to-reach areas.

We recommend using expandable dental floss at least three times per week but preferably daily for best results.

Use a Tongue Scraper

SWIPE Tongue Scraper
Tongue scraping helps remove bacteria and debris from the tongue's surface, promoting fresher breath and reducing the presence of harmful microorganisms in the mouth.

Maintaining a cleaner oral environment can indirectly support remineralization by minimizing the impact of harmful bacteria.

Limit Sugary and Acidic Foods

Limiting the consumption of acidic and sugary foods and beverages such as wine, coffee, tea, or even vodka is crucial for preventing enamel demineralization. These items can weaken enamel and contribute to dental issues.

To prevent issues with demineralization, we recommend that you reduce your consumption of acidic and sugary foods. Further, you can also rinse your mouth out with water or alcohol free mouthwash to neutralize the acidic and restore the natural pH of your mouth.

Avoid Cigarettes and Tobacco Products

Smoking cigarettes can have detrimental effects on oral health, including an increased risk of gum disease, tooth decay, and oral cancer. Quitting smoking is a significant step toward supporting both your overall and dental health.

Should I use fluoride free toothpaste?

Yes, you should use fluoride free toothpaste containing nano hydroxyapatite.

This is because nano hydroxyapatite has been shown to be effective in remineralizing teeth and providing relief for hypersensitivity, without the potential risks associated with fluoride, such as fluorosis or allergic reactions.

This natural alternative offers effective cavity protection while also being suitable for individuals of all ages.

Additionally, fluoride-free toothpaste options often incorporate other beneficial ingredients like xylitol or herbal extracts, providing comprehensive oral care benefits.

Ultimately, choosing fluoride-free toothpaste can be a safe and effective choice for maintaining your optimal dental health.

Frequently Asked Questions

Can using non fluoride toothpaste cause cavities?
No, using non-fluoride toothpaste doesn't directly cause cavities. In fact, fluoride-free toothpaste containing nano hydroxyapatite can effectively kill harmful bacteria, which helps prevent cavities without the risk of fluoride toxicity. While fluoride strengthens tooth enamel and reduces cavity risk, alternatives like nano hydroxyapatite provide similar protection against decay. However, maintaining good oral hygiene practices such as regular brushing, flossing, and dental check-ups remains essential for cavity prevention regardless of toothpaste choice.

Do dentists recommend fluoride free toothpaste?
Yes, many dentists now recommend fluoride-free toothpaste that contains nano hydroxyapatite. This alternative provides effective cavity prevention without the use of fluoride, catering to individuals with fluoride allergies or concerns about its toxicity. Nano hydroxyapatite has shown promise in strengthening enamel and combating harmful bacteria, making it a viable option for those seeking fluoride-free oral care.

Why would you avoid fluoride toothpaste?
While fluoride is known for its effectiveness in preventing cavities and strengthening tooth enamel, some individuals may choose to avoid fluoride due to concerns about potential ingestion or sensitivity. Fluoride ingestion in large amounts can lead to toxicity, and some people prefer to minimize their exposure to it. Additionally, certain health conditions or allergies may warrant avoiding fluoride toothpaste. Therefore, fluoride-free toothpaste are increasingly popular alternatives, offering cavity prevention without fluoride health concerns.

Does lack of fluoride cause cavities?
No, the lack of fluoride itself doesn't directly cause cavities. While fluoride is effective in strengthening tooth enamel and reducing cavity risk, other factors such as poor oral hygiene, sugary diets, and bacterial plaque buildup play significant roles in cavity formation. However, it's important to note that fluoride does help to protect teeth from decay by remineralizing enamel and inhibiting acid production by bacteria. So while fluoride deficiency isn't the sole cause of cavities, it does increase the vulnerability of teeth to decay.

Can tooth decay cause bad breath?
Yes, tooth decay can cause bad breath. When cavities form, bacteria break down food particles, producing foul-smelling compounds. The decayed tooth material can also harbor these bacteria, worsening the odor. Proper dental care and treatment of cavities can help eliminate bad breath caused by tooth decay.

Why do dentists push fluoride?
Dentists advocate for fluoride because it has been shown to strengthen tooth enamel and prevent cavities effectively. However, some individuals prefer fluoride-free alternatives due to concerns about potential toxicity or sensitivity. Fluoride-free toothpaste, such as those containing nano hydroxyapatite, offer a natural and safe option for cavity prevention without fluoride. While dentists promote fluoride for its proven benefits, they also recognize the value of fluoride-free options for those seeking alternative oral care solutions. Ultimately, the goal is to provide patients with choices that align with your preferences and dental needs.


NOBS Toothpaste Tablets
NOBS Toothpaste Tablets
NOBS Toothpaste Tablets
NOBS Toothpaste Tablets
NOBS Toothpaste Tablets
NOBS Toothpaste Tablets
NOBS Toothpaste Tablets
NOBS Toothpaste Tablets
NOBS Toothpaste Tablets

NOBS Toothpaste Tablets

Regular price$40
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NOBS is everything toothpaste should be - all the good stuff, and none of the junk.

Fluoride Free
Never any fluoride, and no harsh abrasives.

We used the magical remineralizing power of 5% nano-hydroxyapatite to protect your teeth long-term. It's the safest alternative to fluoride!

Unlike messy tube toothpaste, NOBS are easy to store and use anywhere.

Thanks to our unique blend of natural ingredients, NOBS will make your breath as fresh as you look. Instead of gross sweeteners that cover up a natural slightly bitter aftertaste, our organic mint will leave you so kissable. Trust us, your date will thank you.

Cleans Effectively Without Damaging Enamel

With an enviable RDA of 21.38, NOBS Toothpaste Tablets are intentionally designed to help you gently buff out surface stains and break up plaque biofilm without causing damage to your enamel. Thanks, baking soda!

Flex on TSA

NOBS toothpaste tablets don’t apply to the 3.4oz limit. Fly with confidence that you won’t be condemned to a dirty mouth while you travel.

No Mess

Never worry about your toothpaste tube exploding over your other toiletries. NOBS toothpaste tablets come in an air-tight glass jar, free of plastic and without the mess. Unscrew, chew, and renew your mouth.

No Plastic

We want you to disrupt your brushing routine, not your endocrine system. Unlike other brands, our product is free of all plastics and BPAs.

Perfect Size

NOBS toothpaste tablets are individual and perfectly dosed. No more squeezing, no more tube sliding against the edge of your sink and definitely no wasted toothpaste.

Safe for Children

Protecting little ones is our top priority. NOBS provides the safest oral care for pregnant women and their families. Just monitor and ensure that your child can chew and swallow safely before introducing them to NOBS.


This product is not suitable for pets. Humans only, please!

While xylitol is great for supporting the human oral microbiome, it can be toxic to pets. Please keep NOBS away from your furry friends, and contact your veterinarian immediately if consumed by your pet.

Fluoride Free Toothpaste Tablets

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