Can teeth with fillings last a lifetime?
Daniel Lopez
Updated on February 17, 2026
While most fillings will last a lifetime, they do occasionally need replacing.
Can a tooth filling last a lifetime?
The lifetime of a dental fillingAlthough some of the materials are strong and durable, none are considered permanent. This means that fillings do not last forever. One of the main factors that determine how long a filling lasts is the material used to fill the tooth. Gold and amalgam often last the longest.