Why Won’t My Teeth Whiten? | Buford Family Dental (2024)

FAQs

Why does teeth whitening not work for some people? ›

If you have gray teeth or internal stains, dental whitening may not be an option. People who have had the antibiotic tetracycline or too much fluoride as a child may have gray stains that are impossible to remove with tooth whitening. People who have had root canal therapy may also have gray teeth.

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.

Your Teeth Aren't Clean

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. Consider teeth whitening after your next routine dental cleaning.

The fact is, not all teeth respond to whitening. Furthermore, it is important to understand what whitening products you use can really make all the difference. Let's consider certain things that might keep your teeth whitening treatment from working.

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.

"The nerve in the center, then dentin — which is a yellowish color — then enamel." All of these things are governed by your genetics, and they can all impact the color of your teeth. According to Dr. Huang, people who have thicker enamel and lighter dentin will have brighter teeth naturally.

During the entire process of whitening, we sometimes advise to change your diet and avoid tooth staining foodstuffs such as tea, coffee, red wine and curry. Avoid smoking if possible. Maintain good oral hygiene. Tooth surfaces close to your gums might take longer to whiten; however, you shouldn't worry too much.

The center of your tooth has more enamel than the outside, so it takes longer to show results. Some teeth may appear to be whiter than others because each tooth responds differently to bleaching. The composition and structure of teeth affect how they react to bleaching.

Anyone allergic to peroxide (the whitening agent) should not use a bleaching product. Gum disease, worn enamel, cavities, and exposed roots. Individuals with gum disease or teeth with worn enamel are generally discouraged from undergoing a tooth-whitening procedure.

What type of teeth Cannot be whitened? ›

Teeth that have yellowed with age

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

Yet, if your teeth stains are underneath the enamel of your teeth, known as intrinsic (internal) discoloration, then the bleaching agent won't be able to remove them.

Teeth Are Not Clean

The chemicals break down the stain molecules that cause teeth to darken. Plaque buildup can block these whitening chemicals from reaching the stained teeth. Schedule a dental cleaning appointment first before using teeth whitening strips. This can prepare your teeth well for the whitening process.

Lots of people can have teeth whitening treatment, but some people may not be suitable if they have gum disease or other dental health problems such as tooth decay. You'll need to have consultation with your dentist before having treatment, to assess the suitability of your teeth.

Does Teeth Whitening Work for Everyone? Unfortunately, whitening doesn't work for everyone.