Can Dental Crowns Be Whitened? Options for a Brighter Smile

Have a picture day coming up? Do you have surface stains that are bothering your front teeth? Unfortunately, dental crowns will not benefit from a teeth whitening treatment- but that won’t stop you from having a whiter smile. This blog explains why whitening procedures might not be the best fit for your dental crowns but outlines alternative options that may be more suitable for you.

Can Dental Crowns Be Whitened?

The short answer is no. Dental crowns cannot be whitened with traditional teeth whitening treatments. Unlike natural teeth, crowns are made from materials such as porcelain, ceramic, or composite resin. These materials do not respond to bleaching agents like hydrogen peroxide or carbamide peroxide, which are commonly found in professional and at-home whitening products.

If your crown appears darker, stained, or no longer matches the color of your surrounding teeth, whitening treatments will not change its shade. Instead, your dentist may recommend replacing the crown or exploring other cosmetic dentistry options.

Why Don’t Dental Crowns Respond to Whitening?

Teeth whitening products work by penetrating natural tooth enamel and breaking down stain molecules inside the tooth structure. Dental crowns do not contain natural enamel. Instead, they are made from highly durable restorative materials that resist staining and bleaching chemicals.

Because whitening agents cannot penetrate crown materials, the color of a crown remains unchanged even after professional whitening treatments.

Can Different Dental Restorations Be Whitened?

Understanding Dental Crowns and Whitening Limitations

Dental crowns are permanent dental restorations, the materials used do not respond well to bleaching agents. The porcelain and composite resin does not see impact from whitening agents- making it a waste of product and an unnecessary expense on your end.

But why is that? This is because traditional teeth whitening products (such as whitening toothpaste, whitening gels, and at-home whitening kits) contain ingredients like hydrogen peroxide and carbamide peroxide that penetrate the enamel of natural teeth. Given the material of the crowns, the enamel can not be penetrated in the same way.

If your crown once matched your smile but now appears darker than surrounding teeth, the issue is often that your natural teeth have changed color over time while the crown has remained the same shade. The best course of action for whitening teeth with existing crowns is to replace your old crown with a new crown to have the desired shade for the color of your teeth. An alternative may be considering porcelain veneers as a viable cosmetic dentistry treatment option to achieve a whiter smile.

What Happens If You Whiten Teeth With Crowns?

Many patients choose professional whitening without realizing they have visible crowns. While whitening can successfully brighten natural teeth, the crown itself will remain the same shade. This can create a noticeable color mismatch between the crown and surrounding teeth.

For this reason, dentists often recommend whitening natural teeth first and then replacing older crowns afterward if a more uniform smile is desired.

Can Stains Be Removed From a Crown?

While crowns cannot be whitened, some surface stains may be removed through professional polishing performed by a dental professional. Coffee, tea, wine, tobacco, and certain foods can sometimes leave external discoloration on crown surfaces. In these situations, professional cleaning may improve the appearance of the restoration without replacing it.

Next Steps

These options exist to whiten your teeth, but ultimately, the most critical aspect of dental care is your overall oral health. To have a beautiful smile, the importance of regular dental check-ups should not be underestimated. Ensuring your dental health is taken care of through proper oral hygiene, meeting with your dentist regularly, and taking your oral health seriously is of utmost importance. Schedule your appointment today to have a brighter smile. New patients are welcome; please call our phone number to schedule an initial consultation.

FAQ About Whitening Dental Crown