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Home Reasons for Teeth Turning Brown

Reasons for Teeth Turning Brown


Posted on 8/15/2025 by Cooley Smiles Lynwood
Dentist explaining a same-day crown procedure to a female patient using a digital 3D imaging screen in a modern dental office.Many people experience teeth turning brown over time. This can be caused by a variety of factors, ranging from lifestyle choices to underlying medical conditions. Understanding the reasons behind teeth discoloration can help you take steps to prevent it or seek appropriate treatment.

Teeth Stain: The Culprits


The most common reason for teeth turning brown is the buildup of stains. These stains can be caused by:

•  Food and drinks: Coffee, tea, red wine, and dark-colored fruits and vegetables can all stain teeth.
•  Tobacco use: Smoking and chewing tobacco can leave brown stains on teeth.
•  Poor oral hygiene: When plaque and tartar build up on teeth, they can also cause discoloration.
•  Certain medications: Some medications, such as tetracycline antibiotics, can cause teeth to turn brown.

Medical Causes


In some cases, teeth turning brown may be a sign of an underlying medical condition. These conditions can include:

•  Dental caries (cavities): Cavities can cause brown or black spots to appear on teeth.
•  Trauma: Injury to a tooth can cause the pulp inside the tooth to die, which can lead to discoloration.
•  Fluorosis: This condition is caused by excessive fluoride exposure during childhood and can cause white or brown spots on teeth.
•  Dentinogenesis imperfecta: This rare genetic condition affects the development of dentin, the layer of tissue beneath tooth enamel. It can cause teeth to be brown or yellow.

Taking Action


If you notice that your teeth are turning brown, it's important to see your dentist to determine the cause. They can perform an examination and recommend the appropriate treatment.

For stains caused by lifestyle choices, your dentist may recommend a professional cleaning or teeth whitening. In some cases, cosmetic dentistry procedures such as veneers or crowns may be necessary to restore the appearance of your teeth.

If the discoloration is due to an underlying medical condition, your dentist will work with you to develop a treatment plan that addresses the underlying cause.

Maintaining a Bright Smile


There are several things you can do to prevent teeth from turning brown:

•  Practice good oral hygiene: Brush your teeth twice a day for two minutes each time, and floss daily.
•  Limit staining foods and drinks: Reduce your intake of coffee, tea, red wine, and dark-colored fruits and vegetables.
•  Quit tobacco use: Smoking and chewing tobacco are major contributors to tooth discoloration.
•  See your dentist regularly: Regular professional cleanings and checkups can help to prevent stains and catch any problems early.

By understanding the reasons for teeth turning brown and taking steps to prevent it, you can keep your smile bright and healthy for years to come.

Get in Touch!


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(425) 569-4545

EMAIL
lynnwood@cooleysmiles.com

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19505 76th Ave. West Suite # 100
Lynnwood, WA 98036-5045





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