What is a permanent filling?
Noah Mitchell
Published Jan 18, 2026
Permanent fillings often match the natural color of a tooth. Temporary fillings, on the other hand, usually have a different color. This allows your dentist to easily locate the filling when replacing it with a permanent one. A temporary filling may be bright white, whitish gray, or white with a blue or pinkish hue.
How long does permanent filling last?
On average, you can expect a metal filling to last for about 15 years before needing to be replaced, but the length of time can vary based on several factors, such as if you grind or clench your teeth.
What is permanent filling material?
Teeth can be filled with gold; porcelain; silver amalgam (which consists of mercury mixed with silver, tin, zinc, and copper); or tooth-colored, plastic, and materials called composite resin fillings. There is also a material that contains glass particles and is known as glass ionomer.
How is a permanent filling done?
A drill or laser will be used to remove the damaged areas of the tooth. A gel will be used to clean the area afterward. The filling material will be applied to fill the tooth. Adhesives and composite material will be placed on top of the tooth to protect and seal it.
How much is a permanent filling?
Most filling treatments hold stable prices in the following ranges: $50 to $150 for a single, silver amalgam filling. $90 to $250 for a single, tooth-colored composite filling. $250 to $4,500 for a single, cast-gold or porcelain filling.
20 related questions foundDo fillings weaken teeth?
During the filling process, some tooth cavities may require that the overall tooth be modified in shape by wedging or shaping. This can lead to a weakening in the overall structure of the tooth.
How many times can filling be replaced?
There is no single number of how many times you can have a filling replaced. Usually, we will stop replacing the dental filling after the hole becomes too large. Once you have more filling material than natural tooth material your tooth no longer holds enough strength.
How long does it take to fill 3 cavities?
If you have micro-cavities in your teeth, expect the procedure to be complete in approximately an hour for three teeth. The dental filling procedure is an excellent technique for repairing mild to moderate damage.
Can I wait 6 months to fill a cavity?
Some people have softer tooth enamel than others, which makes it easier for bacteria or acid to penetrate the tooth. As a broad timeline, on average, it can take anywhere from six months to four or five years before a cavity needs treatment. The conditions of your mouth change daily.
How do cavities heal without fillings?
But now there is a new cavity treatment called silver diamine fluoride (SDF). SDF is an FDA-approved liquid used to treat cavities without an injection or drilling. This new treatment can be great for young children, special needs/medically compromised patients, or anyone fearful of dental treatment.
Will a temporary filling stop pain?
Having a temporary filling placed is a fast and painless treatment and you are in and out of the clinic within 30-40 minutes. Your dentist will likely numb your tooth to alleviate any risk of pain or minor discomfort.
What are the 5 types of filling?
5 Types of tooth filling materials
- Silver amalgam fillings. This is a popular filling. ...
- Composite fillings. Composite fillings are created from plastic and resin material. ...
- Ceramic fillings. They are created using porcelain material, which makes it both durable and cosmetically appealing. ...
- Glass ionomer fillings.
Are fluoride releasing fillings safe?
Unfortunately, some glass ionomer fillings contain fluoride, which many consider dangerous. Although fluoride can reverse tooth decay, fluoride exposure has also been linked to various adverse health effects: Hypothyroidism. Increased blood pressure and blood calcium.
How do dentists remove old fillings?
A High Volume Suction device will be used. This suction pulls all particles away from the tooth as the filling is being drilled out. Powdered charcoal and chlorella are placed in your mouth under the rubber dam.
Can you get permanent filling after root canal?
A permanent restoration is required after a root canal is performed on a tooth. The location of the tooth will determine what restoration will be recommended. Most teeth will require some type of crown, although there are exceptions where just a filling may be placed.
What is permanent filling after root canal?
If root canal treatment has been completed and a permanent filling placed: Your root canal treatment is now complete and has a core build up. The canal(s) has been sealed and nature must now have time to repair the damage that the original irritant produced. Do not chew on the tooth until all the tenderness is gone.
Can cavities spread?
Cavities can't spread to other teeth, but they certainly have an impact on the rest of your mouth. First of all, the conditions that create a cavity on one tooth certainly can develop into cavities on your other teeth.
Why do I have a small black dot on my tooth?
Cavity, or tooth decay: Perhaps the most common cause for a black spot on your molar teeth is tooth decay, or a cavity. A cavity forms when the build-up of plaque, which contains acids, is allowed to erode the surface enamel of a tooth. A hole in the tooth's protective layer sometimes shows as a black dot.
How long can you go without brushing your teeth?
So, someone could go without brushing for a year and get gum disease and no cavities. Others might have it the other way around. Some could come down with serious health problems. In rare cases, people with healthy diets and good genes could go without cavities, gum disease and health problems, Messina said.
Are fillings painful to get?
Q: Is it painful to have cavity fillings? No. Your dentist will numb the area and use a numbing gel before injecting a local anesthetic known as Lidocaine. You may feel a bit of a sting, but that's a reaction from the local anesthetic when it starts to block the nerve signals to stop the pain.
How long does it take for a cavity to destroy a tooth?
There's no specific timeline for how quickly a cavity can destroy a tooth. In most cases, severe damage to the tooth occurs because of years of unaddressed tooth decay. Fortunately, proper dental hygiene and regular dental checkups can save a tooth before it ever gets this bad.
Do I need a filling if I have no pain?
While pain is the most common sign that you may need dental fillings, sometimes you may need one even if you're not having any symptoms. Patients who want to ensure long-term dental health should seek out expertly trained professionals like Dr. Skoulas.
Are cavity fillings permanent?
While fillings last a long time, none of the materials used in fillings last forever. Assuming that your surrounding tooth remains healthy and the filling itself is not large, you can expect your filling to last for years, even decades: Gold fillings last the longest, anywhere from 15 to 30 years.
Why do my fillings always fall out?
Why Do Fillings Fall Out? Sometimes we put a lot of pressure on our teeth when we chew. This can cause a restoration to weaken and fall out. Also, as time wears on, your saliva can eat away at or loosen the bonding your Reston dentist used to secure your filling.
How many fillings can you get on the same tooth?
How many fillings can be done at once? There is not a limit to the amount of fillings that can be done in one appointment, however your doctor may advise you to split up your filling into more than one appointment. If your fillings are in the same place, your dentist may do it in one visit.