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?

valued for its strength, longevity, and relatively low cost.

In certain clinical situations, particularly when keeping a tooth completely dry is difficult, amalgam may offer practical advantages over some alternative materials.
3. Replacing dental materials involves costs

A nationwide transition affects dental practices, insurance reimbursement, public healthcare programs, equipment, and patients.

Access to affordable dental treatment remains an important consideration.

However, America’s position is changing.
A Major U.S. Policy Shift Happened in 2026

In February 2026, the Indian Health Service announced plans to discontinue dental amalgam use in its facilities by 2027.

Then, on July 22, 2026, the U.S. Department