How Long Do Dental Fillings Last? A Practical Guide

Treat cavities and restore your tooth with a custom tooth filling. Fillings support your tooth and help reduce the risk of further decay, but like all dental restorations, they have a limited lifespan. If you’ve recently had a filling or are due for one, you may be curious about how long it will last.

At Dr. Mark Richardson Dental, we provide information to help you make informed decisions about your oral health. Here’s what you need to know about dental filling longevity and maintenance.

What Determines the Lifespan of a Filling?

The durability of a filling depends on a variety of factors, including:

1. Material Used: Fillings are made from different materials like composite resin, amalgam, ceramic, or glass ionomer. Each material has unique properties that affect its lifespan.
2. Tooth Location: Fillings on molars, which endure the most chewing pressure, tend to wear out faster than those on front teeth.
3. Oral Habits: Habits like grinding your teeth or chewing on hard objects can stress fillings and lead to cracks or damage.
4. Oral Hygiene: Consistent brushing, flossing, and professional cleanings help prevent new decay around fillings, which can help extend their life.

Average Lifespan of Common Filling Materials

While individual results vary, here’s a general guide to the longevity of different filling types:

• Composite Resin Fillings: These natural-looking, tooth-colored fillings typically last about 5 to 10 years with proper care.
• Amalgam Fillings: Known for their strength and durability, metallic fillings can last about 10 to 15 years or more.
• Ceramic Fillings: Highly durable and aesthetically pleasing, ceramic fillings often last about 10 to 15 years.

Do I Need a New Filling?

Even the most durable filling won’t last forever. Be on the lookout for signs that yours might need attention, such as:

• Pain during eating, especially when biting
• Increased sensitivity to sweets, hot, or cold
• Damage to the filling, like visible cracks 
• A loose filling 

If you notice any of these symptoms, schedule a dental appointment promptly for assessment.

Tips to Extend the Life of Your Fillings

To help your fillings last as long as possible:

• Practice Good Oral Hygiene: Brush and floss daily to keep the surrounding teeth and gums healthy.
• Avoid Excessive Force: Don’t chew on hard objects like ice or pencils, which can stress or damage your fillings.
• Use a Nightguard if Needed: Protect your teeth and fillings if you grind or clench your teeth during sleep.
• Stay Regular with Dental Checkups: Routine exams allow your dentist to monitor your fillings and address issues early.

TURN TO DR. MARK RICHARDSON DENTAL FOR TOOTH FILLING SERVICES IN LONDON, ON

At Dr. Mark Richardson Dental, our dentist in London, ON is focused on supporting your oral health. Contact us for dental fillings in London, ON, including new fillings and replacements.

Contact us today to schedule your next appointment!