Yellow Teeth and Other Discoloration: Causes and Treatments

Yellow teeth are not only unattractive but also unhealthy, Tooth discoloration and the question “Do teeth turn yellow with age?” is one of the most common concerns we regularly hear from our patients.

There are several reasons why teeth start to turn yellow; the aging process is one of them.

As we age, the enamel wears away, revealing the dentin inside the tooth. This dentin has a yellowish color. Teeth also produce more dentin as they age, which also causes teeth to look darker.

Yellow teeth treatment at home

1. Papaya


Due to the enzymes papain and chymopapain that it contains, raw papaya may be a useful bleaching agent. Unripe papaya has more of these enzymes than ripe papaya.

The tooth-whitening enzyme papain may be able to eliminate surface stains and prevent plaque buildup.

Unripe papaya can be used as a natural teeth-whitening treatment. Remove the peel and seeds from the papaya after washing.

The flesh should be blended. Use a mesh cloth to squeeze the pulp, then combine the juice with hydrogen peroxide to use as a mouthwash to whiten your yellow teeth. Papayas that are still green can be used as a light (non-abrasive) bleaching agent.

2. Pineapple

Bromelain is an enzyme found in pineapple. It might function as a pure stain remover. It might be able to get rid of tooth discoloration and dental plaque buildup.

You may use pineapple to remove stains from your yellow teeth at home. The fruit pineapple can be consumed fresh or used to make pineapple juice.

Wash the pineapple well with water, take off the peel, and chop it into small pieces to produce pineapple juice.

Add the diced pineapple to the blender jar along with half the amount of water. Blend until a puree is created; then, drain the mixture, reserving the juice and removing the pulp. If necessary, add ice cubes as well as a bit of salt and sugar.

3. Strawberries

Malic acid, which can potentially naturally whiten teeth enamel, is present in strawberries. It might possess anti-cariogenic qualities (may reduce tooth decay).

Saliva production may also rise as a result. 4 Make a puree of one or two strawberries by crushing them, then stir in half a teaspoon of baking soda.

Before brushing with your regular toothpaste, apply this mixture to your teeth, allow it to sit for a while, and then rinse it off.

4. Banana peel

We all consume bananas and discard the peel. These peels are rich in potassium, magnesium, and manganese, three vital elements.

These minerals penetrate the surface of the teeth, giving them a white appearance.  In order to whiten your yellow teeth, utilize banana peels instead of throwing them away.

You can use the banana peel’s underside to brush your teeth. After you’ve rubbed it, give it at least 10 minutes to sit. Next, brush your teeth with a brand-new, dry toothbrush.

Once finished, use toothpaste to brush the peel away and continue brushing as usual. Follow this routine and evaluate the outcomes.

5. Lemon

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Teeth whitening methods include the use of lemon peels and extract. They have a high citric acid content, which could have a bleaching effect.

Lemons might also assist to lessen dental plaque because of their potential antibacterial characteristics.

Lemons can be used in two different ways: by rubbing the lemon peel on stained teeth and by squirting lemon juice on discolored teeth.

6. Dairy products

Potentially serving as a natural enamel whitener are dairy products. Lactic acid, which is present in foods like milk, cheese, yogurt, and others, can help remove stains from teeth and stimulate salivation.

Dairy products may therefore be successful home treatments for teeth whitening. So, if you want to prevent your pearlies from becoming yellow, make sure you drink your milk every day.

7. Activated charcoal

The use of activated charcoal as a successful at-home treatment for tooth whitening is possible. The positively charged dental plaque on the surfaces of the teeth may attach to the negatively charged activated charcoal.

In order to whiten stained teeth, activated charcoal may be absorbed across the tooth surfaces.

You can utilize powdered activated charcoal that has been commercially sold. Use a paste made from charcoal powder and water to brush your teeth.

8. Rock salt

An efficient treatment for yellow teeth is rock salt. A possible gentle cleaning solution for removing surface stains is rock salt. These salts might raise the saliva’s pH, which would boost its antibacterial capacity.

You might add a little rock salt to your regular toothpaste before brushing your teeth. The greatest method for teeth whitening may be regular rock salt brushing.

9. Oil pulling

Oil swishing in the mouth is a classic method for oil pulling. This method takes time and might only work gradually. For oil pulling, you can use coconut, sunflower, or sesame oil.

Swish one teaspoon of oil around your lips for 20 minutes each day. To generally enhance oral hygiene, apply this technique.

10. Fruit enzymes

Adding some fruit enzymes to toothpaste may help prevent discoloration.

2012 research. According to Trusted Source, toothpaste with papain and bromelain enzymes from pineapples and papayas can help erase dental stains.

11. Apple cider vinegar for yellow teeth

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Apple cider vinegar, when used sparingly, may lessen stains on the teeth and enhance their whiteness.

A study from 2014. The whitening effect of apple cider vinegar on teeth was discovered by Trusted Source. But it should be remembered that this was an animal study.

If used too frequently, apple cider vinegar can harm your teeth’s surface.

The effectiveness of apple cider vinegar as a tooth whitener needs further study. It should be used with caution and in moderation in the interim.

When to Seek Medical Help:

If you think you might benefit from teeth-whitening procedures, talk to your dentist.

If after performing the power bleaching operation on your teeth you experience adverse effects like sensitive teeth or gum sensitivity, you should seek medical attention.


As a person ages and their enamel wears off, it is normal for their teeth to become slightly yellow.

Regular brushing helps lessen plaque buildup-related discoloration. It’s a good idea to stay away from items that might discolor your yellow teeth.

Trying to get rid of yellow teeth at home methods discussed above may be helpful for whitening teeth. Dietary habits and consistent oral hygiene practices are the best ways to maintain healthy teeth.


Q. Can yellow teeth become white?

A. How Can Yellow Teeth Be Whitened? A professional-grade whitening solution is required if you want to drastically alter the color of your teeth. Your cosmetic dentist can provide a procedure that goes deep into the enamel and uses a strong bleaching solution to erase years’ worth of stains.

Q. Can yellow teeth become white by brushing?

A. While some tooth discoloration is a natural part of aging, plaque buildup is primarily to blame. By eliminating oral bacteria and minimizing plaque development, regular brushing and flossing help keep your teeth white.

Q. What deficiency causes yellow teeth?

A. A lack of calcium can result in discoloration, while excessive fluoride can generate white spots on teeth, a condition known as fluorosis that is more common in young children under the age of six.

Q. Does lack of sleep make your teeth yellow?

A. Avoid Sleeping With Your Mouth Open Mouth moisture wipes away biofilm accumulation. Our teeth’s enamel can deteriorate and become stained if we don’t produce enough saliva.

Q. At what age do teeth start to yellow?

A. Their adult teeth are beginning to erupt. When your child’s permanent teeth begin to erupt around the age of 6-7, you might notice that they are noticeably more yellow than their baby teeth. It’s okay; this is common.

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