Fillings are essential for repairing cavities and restoring the function of your teeth. However, over time, you may notice that your once bright fillings begin to discolor or turn yellow. This can be concerning, especially if you’re unsure of the cause.
See Also:
Let’s explore the possible reasons why this happens and what you can do about it.
1. Aging of the Filling Material
Most dental fillings are made of composite resin, a durable material that can match the color of your natural teeth. However, like many materials, composite resin can age over time. As it ages, it can become discolored, turning yellow or even brown in some cases. This discoloration often happens slowly, making it less noticeable at first.
2. Exposure to Staining Substances
Your fillings are constantly exposed to different foods and drinks. Some common items that can stain your fillings include:
Coffee
Tea
Red wine
Cola
Berries
These substances contain strong pigments that can get absorbed by the composite material, leading to yellowing over time. The longer you consume these, the more likely your fillings will be affected.
3. Tobacco Use
Smoking or using other tobacco products is another reason your fillings might turn yellow. Nicotine and tar found in cigarettes can leave a yellowish-brown film on your teeth and fillings. This staining can be difficult to remove with regular brushing, causing your fillings to lose their original color.
4. Poor Oral Hygiene
Not maintaining good oral hygiene can contribute to the yellowing of your fillings. If plaque and tartar build up around your fillings, they can become stained. Brushing and flossing daily are essential in preventing staining and ensuring the longevity of your dental work.
5. Wear and Tear of the Fillings
Dental fillings, especially those made of composite resin, can wear down over time. The surface can become rough or porous, making it easier for staining agents to penetrate. As a result, even fillings that started out bright and clean can become yellow due to this gradual wear and tear.
6. Interaction with Other Dental Materials
If you have other types of dental restorations, such as crowns or amalgam fillings, they may interact with your composite fillings in a way that causes discoloration. This could be due to differences in material composition or how they react to your diet and oral habits.
7. Reaction to Mouthwash and Medications
Certain mouthwashes and medications can also contribute to the yellowing of your fillings. Mouthwashes that contain strong chemicals, such as chlorhexidine, can cause staining. Likewise, medications like antibiotics (tetracycline) are known to discolor teeth and fillings.
8. UV Light Exposure
Interestingly, exposure to ultraviolet (UV) light can also cause your fillings to change color. This happens because the materials used in composite fillings can be sensitive to UV light. Over time, regular exposure, especially from sources like tanning beds, can make fillings turn yellow.
9. Grinding and Clenching
If you grind or clench your teeth, your fillings may experience increased stress. This added pressure can cause microfractures or wear in the filling material. These small imperfections make it easier for stains to settle in, resulting in a yellowish appearance.
10. Lack of Polishing After Placement
When fillings are placed, they are polished to smooth out the surface and give them a natural look. If your fillings were not adequately polished during the procedure, their rough surface might attract more stains, leading to quicker discoloration.
How to Prevent Fillings from Turning Yellow
If you’re concerned about your fillings turning yellow, there are several steps you can take to prevent or minimize this issue.
Maintain Good Oral Hygiene
Brushing your teeth twice a day and flossing once a day are crucial for keeping your fillings clean and stain-free. Regular dental check-ups and professional cleanings will help remove any plaque and tartar that contribute to staining.
Limit Staining Foods and Drinks
Cut back on coffee, tea, red wine, and other staining substances. If you do consume them, try to rinse your mouth with water afterward to reduce their impact on your fillings.
Quit Smoking
If you smoke, quitting can greatly reduce the yellowing of your fillings, as well as improve your overall oral and general health.
Use a Non-Staining Mouthwash
Choose a mouthwash that is alcohol-free and does not contain staining agents like chlorhexidine. Your dentist can recommend a good option that will not cause discoloration of your fillings.
Wear a Nightguard for Grinding
If you grind your teeth at night, wearing a nightguard can prevent excessive wear on your fillings, helping them maintain their color longer.
Regular Professional Polishing
Even if your fillings are starting to yellow, your dentist can polish them during your dental visits. Polishing smooths out the surface and removes stains, giving your fillings a refreshed look.
Consider Replacement of Old Fillings
If your fillings have severely discolored and cannot be improved with cleaning or polishing, your dentist may recommend replacing them. Newer materials may be more resistant to yellowing and can restore the appearance of your smile.
When to See Your Dentist About Yellow Fillings
While yellow fillings are often just a cosmetic concern, there are times when they could indicate a bigger issue. If you notice any of the following along with discoloration, schedule an appointment with your dentist:
Pain or sensitivity around the filling
Visible cracks or damage to the filling
Rough or uneven filling surface
These could be signs that the filling needs repair or replacement.
The Role of Your Dentist in Maintaining Fillings
Regular dental visits are essential for maintaining your fillings. During these appointments, your dentist can check the condition of your fillings, clean them professionally, and make any necessary adjustments to keep them looking good and functioning well.
If you have older fillings, your dentist may also assess whether it’s time for an upgrade. Newer composite materials tend to be more durable and resistant to staining, so replacing older fillings could be a good investment in both the health and appearance of your teeth.
Conclusion
Fillings turning yellow is a common issue that many people face. While it can be a cosmetic concern, the good news is that there are ways to prevent and address the discoloration. By maintaining good oral hygiene, being mindful of what you eat and drink, and visiting your dentist regularly, you can help keep your fillings looking as good as new for years to come.
Related Topics:
How long does white filling last? Here’s everything you want to know
How Much Does a Periodontal Deep Cleaning Cost? A Full Guide
How Much Are Composite Fillings? All You Should Know
