Why are my bottom teeth not whitening?

Author: Noel Dickens  |  Last update: Wednesday, April 30, 2025

The natural color of teeth can vary due to various factors, including genetics, age, and lifestyle habits. Some individuals naturally have teeth that are darker or have a yellowish tint. These teeth may have a denser enamel layer or more pigmented dentin, making them more resistant to whitening treatments.

Why won't the bottom of my teeth whiten?

Plaque, tartar, and debris can create a barrier that prevents whitening agents from effectively reaching your enamel. Without regular brushing, flossing, and professional cleanings, your whitening treatments may not give you the bright results you're hoping for.

How can I whiten the bottom of my teeth?

Removing Tooth Stains
  1. Whitening toothpaste and mouthwash. You already brush your teeth twice daily and use mouthwash every day, so why not switch to whitening toothpastes and mouthwashes that are specially formulated to lift stains? ...
  2. Tooth whitening gel and trays. ...
  3. Tooth whitening strips. ...
  4. Whitening pens.

Why are my bottom teeth less white?

You can develop discolored teeth for a number of reasons. Some causes are unavoidable — like aging, trauma or disease. Other causes are preventable — like smoking and poor oral hygiene.

Do bottom teeth take longer to whiten?

Also, the colour may appear too opaque (chalky). This will all even-out. You may find that your lower teeth do not lighten as quickly as the upper teeth.

Why Your Teeth Won't Whiten (And Solutions for Stubborn Stains) | Dr. Joyce Kahng

Why are the bottom of my teeth still yellow after whitening?

Damaged Enamel

Your teeth dentin is yellow, and when the enamel is worn down, the dentin may become visible and discolored. If your teeth are harmed in this way, whitening them further could make the problem worse, therefore you should see a dentist if you suspect this.

Why does plaque build up so fast on bottom teeth?

Your bottom front teeth (incisors) are more prone to buildup because they are some of the most challenging teeth to clean due to their shape and location. Most standard toothbrush heads cannot easily access the curvature of your front lower teeth to clean the surface properly, allowing plaque to develop.

Why are my teeth fading at the bottom?

Have you noticed that your teeth appear translucent, especially toward the bottom? This can occur when the enamel, the outer layer of your teeth, has eroded. The effect may detract from the appearance of your smile, but your oral health could be at risk as well. When enamel deteriorates, it cannot regrow on its own.

How to fix yellow bottom teeth?

How to remove yellow stains on teeth
  1. Practise good oral hygiene. ...
  2. Avoid stain-causing foods. ...
  3. Use whitening treatments and products. ...
  4. Enamel protection. ...
  5. Eat calcium-rich foods. ...
  6. Overnight Whitening Serum. ...
  7. LED Whitening Kit. ...
  8. Max White Ultimate Radiance Toothpaste.

What vitamin deficiency causes yellow teeth?

The Link Between vitamin D Deficiency and Yellow Teeth

Increased Susceptibility to Cavities: Weak enamel due to insufficient calcium absorption increases the risk of cavities. Decayed areas can appear yellow or brown, contributing to an overall discolored smile.

Why are the parts of my teeth not whitening?

Uneven teeth color is often caused by uneven coating of your chosen bleaching agent or from a professional. It can also be caused by aging, tooth stains, or weakening enamel. Once you find out why you can work with that to find a temporary solution.

How do you get rid of buildup on your bottom teeth?

Here's how to remove plaque from teeth:
  1. Floss daily. Floss once a day with dental floss to get rid of food and plaque stuck between teeth. ...
  2. Brush twice a day. ...
  3. Chew sugarless gum. ...
  4. Choose healthy foods. ...
  5. See your dentist. ...
  6. Use mouthwash.

How to whiten your teeth in just 2 minutes?

Brush off the stains with Baking Soda

It is an inexpensive and easy home remedy for teeth whitening. To use this home remedy: Add a few drops of water to baking soda until you form a paste. Apply the mixture to the toothbrush bristles and brush as usual for about two minutes.

What teeth cannot be whitened?

Teeth that have yellowed with age

Dentin is naturally yellowish and cannot be lightened with teeth whitening products.

How do I get my bottom teeth white?

6 Natural Ways To Whiten Your Teeth
  1. First things first, brush your teeth regularly: ...
  2. Oil pulling: ...
  3. Brush with baking soda and hydrogen peroxide paste: ...
  4. Rub banana, orange, or lemon peels: ...
  5. Take a diet rich in fruits and vegetables: ...
  6. Go to the dentist:

Why do my bottom teeth not whiten?

The natural color of teeth can vary due to various factors, including genetics, age, and lifestyle habits. Some individuals naturally have teeth that are darker or have a yellowish tint. These teeth may have a denser enamel layer or more pigmented dentin, making them more resistant to whitening treatments.

Do crest white strips work?

While they are extremely popular, many people still question whether or not they actually are effective at whitening teeth. The short answer is yes, they do in fact whiten your teeth over time, but whitening strips are not the best way to whiten your teeth!

What does a dead tooth look like?

If the tooth is dead, it will often get darker in color, and a person may notice a yellow, gray, or black discoloration. A change in color usually occurs because the red blood cells are dying. This is a very similar effect to bruising.

How do you fix bottom teeth decay?

Fillings. Fillings are a common treatment for cavities behind your lower front teeth. In this procedure, the dentist will remove the decayed area and then fill the cavity with an appropriate material such as amalgam or composite resin. The filling helps to prevent further decay and also restores the tooth's shape.

How to rebuild tooth enamel?

5 Tips on How to Remineralize Teeth
  1. Increase Saliva Production. One of the most effective ways to repair tooth enamel is to maximize the amount of saliva you produce. ...
  2. Drink More Water. ...
  3. Use a Remineralizing Toothpaste and Mouthwash. ...
  4. Eat a Remineralization Diet. ...
  5. Dodge Acidic Drinks.

How to tell if enamel is damaged?

You can usually tell your teeth are getting thinner because the enamel seems smoother than normal. As enamel erosion progress, the enamel thins out. Eventually, the teeth appear less white or translucent, even if you're using bleaching agents. And finally, thin teeth also tend to be more sensitive.

How do you get rid of stubborn plaque on your bottom teeth?

Flossing and rinsing

Floss, floss, floss. No matter how good you are with a toothbrush, dental floss is the only way to remove plaque between your teeth and keep tartar out of these hard-to-reach areas. Rinse daily. Use an antiseptic mouthwash daily to help kill bacteria that cause plaque.

Do teeth rot under plaque?

Tooth decay can occur when acid is produced by plaque, which builds up on your teeth. This causes holes or cavities in teeth (dental caries). If untreated, decay progresses and can cause abscesses (collections of pus at the end of the teeth or in the gums). Plaque is also involved in gum disease.

Can you scrape tartar off your own teeth?

Only a dentist or hygienist can remove tartar. You can't remove it with brushing and flossing alone.

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