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.

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

Does brushing with baking soda damage 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.

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

But, how long the baking soda takes to work depends on the severity of the stains. Generally, it takes about two weeks of daily use before you start seeing results. If you're looking for a quick fix, other options are available, such as professional teeth whitening in the Colony, TX, or take-home kits.

What is the best tooth whitening product? ›

The Best Teeth Whitening Kits, According to Dentists
  • OpalescenceGo Prefilled Teeth Whitening Trays, Set of 10. ...
  • Burst Prefilled Whitening Trays, Set of 3. ...
  • PhilipsZoom NiteWhite Kit, Set of 3. ...
  • Dr. ...
  • Colgate Optic White ComfortFit Teeth Whitening Kit. ...
  • Auraglow Teeth Whitening Kit. ...
  • Crest3D Whitestrips, Pack of 22.
Sep 20, 2023

How to whiten yellow teeth naturally? ›

The following strategies may help whiten teeth:
  1. Making dietary changes. Eliminating foods that mark the teeth can prevent further staining. ...
  2. Trying oil pulling. ...
  3. Brushing with baking soda. ...
  4. Using hydrogen peroxide. ...
  5. Whitening with fruit. ...
  6. Chewing high fiber foods.

Do dentists recommend baking soda? ›

Yes, it does work. While baking soda can't protect your teeth from cavities as effectively as a fluoride toothpaste can, it's still considered a good cleaning agent for your teeth. Toothpastes containing baking soda have been shown to have antibacterial properties, which can help protect your teeth from decay.

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.

Does hydrogen peroxide whiten teeth? ›

Hydrogen peroxide is an inexpensive household product you probably have on hand right now. When used carefully, it can be an effective way to whiten your teeth. But if used incorrectly — in concentrations that are too high or if used too often — it can cause serious and sometimes expensive tooth damage.

How do I permanently get rid of yellow teeth? ›

Good overall oral hygiene is the first preventative measure you can take to counter teeth yellowing:
  1. Brush teeth twice daily.
  2. Brush your tongue.
  3. Eat a balanced diet.
  4. Drink plenty of water.
  5. Routinely visit your healthcare professional.
  6. Use an antiseptic mouthwash.
  7. Floss regularly.
Nov 4, 2022

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 people get their teeth so white? ›

Follow good oral hygiene practices. Brush your teeth at least twice daily, floss at least once daily to remove plaque, and rinse with an antiseptic mouthwash at least once a day to kill bacteria that cause plaque. Use a whitening toothpaste (once or twice a week only) to remove surface stains and prevent yellowing.

How to 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.

Is it safe to brush teeth with baking soda? ›

Brushing with baking soda is particularly dangerous when done too often. 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.

Is it good to brush your teeth with baking soda? ›

Baking soda is safe to use as everyday toothpaste. However, keep in mind that an at-home baking soda preparation lacks an essential ingredient for reducing cavities—fluoride. So, it's best to use a fluoride product and reserve baking soda for an occasional scrub.

Is putting baking soda on teeth good? ›

The bottom line. Baking soda is an inexpensive, readily available teeth cleanser. As a mild abrasive, it can lighten some tooth stains, and it can help scrub away dental plaque. However, because it doesn't contain fluoride, it's not as effective at preventing cavities as your typical fluoride toothpaste.

How to get white teeth in 1 day? ›

Apply whitening strips

Most whitestrips are intended for use over a few weeks, but some Crest Whitestrips can whiten teeth at home in one day. Because peroxide and the adhesives in most whitestrips can damage or irritate sensitive gum tissue, it's best to cut the strips down before use.


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