For generations, dentists placed silver-colored fillings in millions of teeth. But behind their familiar appearance lies a controversial ingredient: mercury. Now that Europe has largely phased them out, Americans are asking an uncomfortable question—why are they still permitted in the United States?

conditions, or chronic illness are not supported by reliable clinical evidence.
Are Modern White Fillings Actually Better?

Today, many dentists prefer tooth-colored composite resin fillings.

These materials are designed to blend naturally with the surrounding teeth and do not contain mercury.

Their advantages can include a more natural appearance and adhesive bonding to tooth structure, which may allow for more conservative cavity preparation.

However, white fillings are not automatically superior in every situation.

Composite restorations require careful placement, and their durability depends on the size and location of the filling, technique, and the patient’s oral health.

Some resin-based dental materials