Answer (1 of 8): A good dental filling can last even up to 30 or more years. However, do note that the composite filling can become stained or become more yellow with time. When this happens, people often inquire about the need for their replacement; it is evident in discussion threads on online
What causes brown stains on the back of teeth? - Quora
How far is dentistry from making new real teeth grow? - Quora
Is my tooth filling rotting since it's browning or is it discoloration from age? How long do tooth fillings last? - Quora
Is my tooth filling rotting since it's browning or is it discoloration from age? How long do tooth fillings last? - Quora
What is a tooth-colored filling? - Quora
Discolored Tooth Filling, Annapolis Specialist for Restoring Your Dental Aesthetics
Is my tooth filling rotting since it's browning or is it discoloration from age? How long do tooth fillings last? - Quora
There are dark dots/lines on the edges of my tooth fillings. I've had these fillings for ~6 years. The dentist never said anything when I had my checkups. Is this phenomenon normal?
Is my tooth filling rotting since it's browning or is it discoloration from age? How long do tooth fillings last? - Quora
What can cause dark spots to form on your gums? - Quora
How long have your composite fillings lasted? - Quora
Tooth-Colored Fillings Ravena NY