What if your teeth won't whiten?

Author: Marcos Leannon  |  Last update: Monday, January 12, 2026

If your teeth have too much plaque coating their surfaces, your teeth whitening results may not be all that you've wished them to be. You might need to schedule other dental work as well before you're reading for teeth whitening treatments.

Why won't my teeth get whiter?

If teeth whitening does not work for you, it might be because of the product you are using, the type of tooth stains or spots, or strength of the bleaching gel. Product type – Whitening toothpaste does not remove deeply embedded stains.

What to do if teeth whitening doesn't work?

If you've tried over-the-counter products but still aren't getting the desired results, consider professional whitening procedures or alternative solutions such as veneers or crowns. We're confident that with the right approach, you'll be able to get your teeth looking as white and bright as ever!

Is it possible for teeth to not whiten?

You may not see it, but your teeth may have a dirty biofilm or layer of plaque buildup that is preventing the whitening agents from targeting your tooth stains.

Why are my teeth not white after whitening?

Teeth can become temporarily dehydrated after using whitening strips. Your teeth may appear more yellow as a result of this dehydration because the enamel may become dry and lack moisture. Dehydrated enamel sometimes has a transparent appearance that makes the naturally yellowish dentin underneath visible.

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

Why hasn't my teeth whitening worked?

Poor Oral Health and Habits. Teeth whitening treatments work best on healthy teeth and gums. If you have underlying dental issues like tooth decay, gum disease, or enamel erosion, it can affect the effectiveness and safety of whitening treatments.

Why are my teeth whitening but still yellow?

If your teeth still appear yellow after whitening, it might be due to enamel erosion. The enamel is the outer layer of your teeth, and when it wears down, the underlying dentin, which is yellow, becomes more visible. Erosion can happen due to acidic foods, aggressive brushing, or conditions like acid reflux.

Can teeth be resistant to whitening?

Genetics – Genetics can cause some teeth to have a darker color naturally and to be more resistant to whitening. Dental Restorations – Restorative dental work, like crowns, areas with dental bonding, and fillings, won't respond to teeth whitening treatments in the same way as natural enamel.

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.

Is it OK if your teeth aren't white?

Myth #2: Yellow teeth are unhealthy.

Teeth that are not perfectly white can still be healthy.

Is it ever too late to whiten your teeth?

Age Considerations

As we age, our teeth naturally become darker due to wear and tear. While teeth whitening can be effective at almost any age, younger teeth typically respond better to whitening treatments.

Why do dentists not recommend teeth whitening?

If used over time and without the aid of a professional cosmetic dentist, this treatment could cause tooth sensitivity and at times pain. The worst part for these patients is that by affecting the enamel and causing teeth to become more sensitive overall, the teeth are then primed to become even more stained over time!

How do you fix bad teeth whitening?

Try another product. See your dentist for an evaluation of your mouth and gums for any problems, including decay or gum disease that could be affecting the results of your whitening treatments. Check the product for problems (such as expired ingredients or broken capsules).

Why are my teeth not white even though I brush everyday?

Several factors can cause teeth staining, like food and drink intake, smoking, and certain medications. Products like coffee, cola, berries, tomato sauce, and wine are common culprits that can stain your teeth.

How do I get my teeth super white?

The best way to naturally whiten teeth is by using baking soda, oil pulling, and maintaining good oral hygiene practices like brushing, flossing, and scraping the tongue. Avoiding staining foods and drinks, quitting smoking, and regular dental checkups also help maintain a bright smile.

Who cannot get teeth whitening?

People who have restorations such as fillings, implants, crowns and dental bridges. Children under 16 years of age. Patients with periodontal disease, tooth decay, cavities and exposed roots. People who are allergic to teeth bleaching whitening agents like peroxide.

What vitamin whitens teeth?

One of the most important vitamins for teeth whitening and overall health is Vitamin D3. This vitamin will help to remineralize your teeth and works best when taken with calcium. Considering about half the population in the USA is deficient in Vitamin D, it may be the reason so many teeth are not white.

What illness causes yellow teeth?

Some health conditions cause teeth discoloration, including liver disease, celiac disease, calcium deficiency, eating disorders and metabolic diseases. Certain medications. Some medications, like certain antihistamines and drugs for high blood pressure, can result in teeth discoloration.

How to whiten the teeth naturally?

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 won't my teeth whiten no matter what I do?

Reasons for Stubborn Tooth Discoloration

Intrinsic stains: Intrinsic stains are stains that occur inside the tooth, often due to genetics, medication use, or trauma. These stains are harder to remove with traditional teeth whitening treatments.

What disqualifies you from teeth whitening?

People with healthy teeth and gums are typically good candidates for teeth whitening. Gum disease, multiple restorations, and extensive decay disqualify individuals from this cosmetic procedure.

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 is the best teeth whitening?

Crest's 3D Whitening Strips are probably the most recognizable teeth whitening method on this list, and with good reason. The brand stands out as the No. 1 recommendation in this category, with dentists telling me their patients get good results within a week or two of using the strips every day.

Does baking soda whiten teeth?

Baking soda is a natural bleaching agent used to remove stains from teeth. 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.

How to rehydrate 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.

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