Does Baking Soda Whiten Teeth? Separating Fact From Fiction (2024)

Does Baking Soda Whiten Teeth? Separating Fact From Fiction (1)

Leave a Comment / Cosmetic Dentistry / By Tencza and Pugliese Dental

A bright, radiant smile is often considered a hallmark of good oral health and hygiene. With various teeth-whitening trends available, one household item that frequently sparks curiosity is baking soda. Advocates claim that it possesses natural whitening properties, but does baking soda whiten teeth?

Let’s take a look at the science behind baking soda as a teeth-whitening agent and explore its potential benefits and risks.

Does Baking Soda Whiten Your Teeth?

Yes, baking soda can be used to whiten your teeth. Baking soda or sodium bicarbonate has been used for this purpose for decades due to its abrasive, yet gentle, exfoliating power that sloughs away surface stains on the teeth. It acts as a gentle exfoliator for tooth surfaces, helping remove extrinsic stains caused by common culprits like coffee, tea, or red wine. Its gritty texture provides a polishing effect, effectively lifting and scrubbing away these surface stains, restoring a brighter and more lustrous appearance to the teeth.

Beyond its mechanical cleaning action, baking soda has a slightly alkaline nature. This alkalinity plays a role in creating an oral environment that is less favorable for the growth of bacteria responsible for plaque formation and tooth discoloration. By helping to maintain a more balanced pH in the mouth, baking soda not only contributes to a cleaner and whiter smile but also promotes an environment less conducive to the development of oral health issues.

The dual-action of baking soda, as both a gentle abrasive and an alkalizing agent, makes it a popular choice for those seeking a natural and effective means of enhancing their oral hygiene routine. It’s important, however, to use baking soda in moderation to avoid potential abrasive effects on tooth enamel, and consulting with a dentist is always advisable to ensure its use aligns with individual oral health needs.

Benefits of Using Baking Soda for Teeth Whitening

  • Surface Stain Removal. Baking soda’s abrasive nature aids in lifting and removing surface teeth stains, potentially leading to a brighter smile.
  • Plaque Reduction. The alkaline properties of baking soda may contribute to reducing plaque formation, promoting overall oral health.
  • Cost-Effective Solution. Baking soda is an affordable and easily accessible option for those seeking a budget-friendly teeth-whitening remedy.
  • Neutralizes Plaque Acids. Baking soda can neutralize plaque acids more effectively than some other substances, which can contribute to better oral health.

How Fast Does Baking Soda Whiten Teeth?

The common question often asked is, “How long does it take for baking soda to whiten teeth?” The answer varies based on factors.

Teeth whitening with baking soda is a gradual process that requires consistency and patience. Unlike professional dental treatments that may yield faster results, the mild abrasive nature of baking soda necessitates regular use over an extended period for noticeable improvements. But on average, it can start to remove surface stains within just 2 days. However, it may take as long as two to three weeks to notice small noticeable results.

Factors Influencing the Duration of Whitening Teeth Using Baking Soda

  • Severity of Stains. The time it takes to see results with baking soda depends on the severity and nature of the stains. Surface stains caused by coffee, tea, or certain foods may respond more quickly than deeper, intrinsic discoloration.
  • Frequency of Use. Consistency is key when using baking soda for teeth whitening. Individuals who incorporate it into their oral care routine more frequently may observe faster results compared to sporadic use.
  • Individual Variability. Each person’s teeth react differently to whitening agents. Factors such as enamel thickness, natural tooth color, and overall oral health can influence how quickly and significantly teeth respond to baking soda.

Considerations and Potential Drawbacks of Using Baking Soda for Whitening Teeth

  • Abrasive Nature. While effective in removing surface stains, the abrasive quality of baking soda can be detrimental if used excessively. Excessive brushing with baking soda may wear down the enamel, leading to tooth sensitivity and other complications.
  • Limited Whitening Power. Baking soda is more effective in addressing surface stains than deeper, intrinsic discoloration. It may not provide the same level of whitening results as professional dental treatments.
  • Unpleasant Taste and Texture. Some individuals find the taste and gritty texture of baking soda unpleasant, making it less appealing for regular use.
  • Consistency in Application. Achieving consistent and uniform results with baking soda requires regular and careful application, which may not be as convenient as other teeth-whitening methods.
  • Alternate with Regular Toothpaste. To further minimize abrasion, consider alternating the use of baking soda with a regular fluoride toothpaste. Fluoride toothpaste helps strengthen enamel and provides additional protection against tooth decay.
  • Enamel Sensitivity. Individuals with sensitive teeth or thin enamel should exercise extra caution and consult with a dentist before incorporating baking soda into their oral care routine.
  • Existing Dental Conditions. Those with existing dental conditions, such as cavities or gum disease, should seek advice from a dental professional to ensure that using baking soda aligns with their treatment plan.

How to Safely Use Baking Soda for Teeth Whitening

  • Moderation is Key. Use baking soda sparingly to avoid excessive abrasion. A couple of times a week is generally considered safe.
  • Mix with Water. Create a paste by mixing baking soda with water. This helps control its consistency and reduce the impact of its abrasive properties.
  • Professional Guidance. Maintain regular dental check-ups to monitor your dental health and receive professional guidance on your oral care routine.

Consult Tencza Dental for Effective Teeth Whitening Solutions

While baking soda can contribute to surface stain removal and plaque reduction, it’s essential to approach its use with caution. Regular dental check-ups, professional cleanings, and consultation with a dentist about safe teeth-whitening practices remain important when it comes to maintaining a healthy, bright smile.

Reach out to the dental experts of Tencza Dental to learn what’s best for your oral health and appearance. Contact us today to schedule your appointment!

Does Baking Soda Whiten Teeth? Separating Fact From Fiction (2024)


Is it true that baking soda makes your teeth whiter? ›

Baking soda is good for teeth whitening because it is a very mild abrasive, which helps remove stains from the surface of your teeth. In addition, the alkalinity of baking soda helps to neutralize the acids produced by bacteria in the mouth.

How many days does it take to whiten teeth with baking soda? ›

Baking soda can be used in several ways for tooth whitening: Use it as an enamel cleaning agent by mixing it with water and brushing it on your teeth for 30 seconds before rinsing it with warm water. Repeat this process twice per day for two weeks until you see results.

Does brushing with baking soda take the enamel off your teeth? ›

Brushing once a day with baking soda or on occasion will not damage the teeth. However, brushing too hard or too often with it can lead to damaged tooth enamel.

Is it okay to brush your teeth with baking soda and hydrogen peroxide? ›

For deeper cleaning, people safely can mix baking soda with a small amount of hydrogen peroxide to create a toothpaste. However, since hydrogen peroxide can sting, people with sensitive teeth and gums should discontinue using this paste if they experience pain or discomfort.

What are the disadvantages of using baking soda on your teeth? ›

The Disadvantages And Risks Of Using Baking Soda

It can damage the enamel which may cause the teeth to become more sensitive than they should be to hot or cold temperatures, and it can also make brushing your teeth by itself painful. Damage to the enamel can also make the teeth more likely to attract cavities.

What are the pros and cons of using baking soda to whiten teeth? ›

Baking soda toothpaste is a safe and effective way to clean and whiten teeth. However, brushing with baking soda alone is not approved by the ADA because baking soda lacks fluoride, an essential cavity-fighting ingredient. An alternative is to purchase a commercial toothpaste that includes baking soda and fluoride.

What happens if you leave baking soda on your teeth for too long? ›

Baking soda with intensive and prolonged use can completely destroy the tooth enamel, as well as cause gum disease. With this product, you can actually get rid of plaque and pollution, but at a very high price. The price that you give when whitening with baking soda includes your healthy tooth enamel.

What is the most effective teeth whitening method? ›

laser teeth whitening is the safest, quickest, and most effective option among the types of teeth-whitening treatments available. However, there are ultimately several ways to whiten teeth, and the most suitable option will depend on your timeline, budget, and priorities, as well as the nature of the discoloration.

What is the safest method of teeth whitening? ›

Custom-fitted trays and in-office treatments are the safest and most effective ways to whiten teeth. ADA-approved over-the-counter toothpastes, gels, and strips are more affordable and convenient options.

What happens if I brush my teeth with baking soda everyday? ›

The same extremely abrasive properties that make baking soda effective against plaque also make it dangerous. Consistent use can damage teeth by eroding the protective layer of enamel.

Does lemon juice remove enamel from teeth? ›

Erosion is the loss of tooth enamel caused most commonly by an acid attack. Lemons are highly acidic and are referred to as citric acid. Over time, routine consumption of lemon juice washing over your teeth will cause the enamel to erode, eventually exposing the under layer called dentine.

Do lemon and baking soda whiten teeth? ›

Baking soda is abrasive and lemon juice is acidic. Together they form a destructive duo that corrodes tooth enamel. This will undoubtedly remove surface stains, but it will also damage the protective layer of your teeth in the process. Enamel is there to defend your teeth and once it's gone, it's gone forever.

How do you make homemade teeth whitening? ›

Pinterest Tip: Mix 3 teaspoons of baking soda with 2 teaspoons of lemon juice. Use a Q-tip or cotton ball and gently swab teeth. After 30 seconds, rinse and brush teeth.

Which is better for teeth whitening, baking soda or hydrogen peroxide? ›

Baking soda is abrasive and helps remove stains from the surface of your teeth which makes them appear whiter. However, baking soda does not help remove the old stains. Therefore mixing it with hydrogen peroxide helps whiten your teeth. The mixture forms a paste which stays on your teeth while brushing them.

How to get your teeth white fast? ›

Seven Ways to Naturally Whiten Teeth
  1. Eat Strawberries. One of the simplest ways to naturally whiten your teeth is just by eating strawberries. ...
  2. Eat Plenty of Fruits and Vegetables. ...
  3. Brush After You Eat or Drink. ...
  4. Rinse with Apple Cider Vinegar. ...
  5. Apply Coconut Oil. ...
  6. Brush Your Tongue. ...
  7. Use Baking Soda and Hydrogen Peroxide.

Is putting baking soda on teeth good? ›

Reduces Acidity and Plaque

As such, baking soda not only prevents tooth decay but also helps remineralize your enamel. Baking soda can also limit plaque buildup by neutralizing plaque acids. Many kinds of toothpaste contain baking soda to help clean teeth more effectively and protect against plaque.

How to get white teeth in 1 day? ›

Toothpaste that contains baking soda is known to whiten teeth better than toothpaste that doesn't contain baking soda. So, you can get baking soda from your local store, mix one teaspoon of baking soda with two teaspoons of water, then use the paste to brush your teeth.

How to whiten teeth quickly? ›

Seven Ways to Naturally Whiten Teeth
  1. Eat Strawberries. One of the simplest ways to naturally whiten your teeth is just by eating strawberries. ...
  2. Eat Plenty of Fruits and Vegetables. ...
  3. Brush After You Eat or Drink. ...
  4. Rinse with Apple Cider Vinegar. ...
  5. Apply Coconut Oil. ...
  6. Brush Your Tongue. ...
  7. Use Baking Soda and Hydrogen Peroxide.

How to whiten teeth in 2 minutes? ›

Baking-powder eliminates stains on the surface of your teeth and lemon juice as we already said has multiple components that lighten teeth. Just mix a teaspoon of baking powder and a teaspoon of freshly squeezed lemon juice and brush your teeth with the paste this mixture will work wonders in just two minutes.

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