Definition

Chromogen

A pigment molecule that attaches to the tooth surface and stains it. Coffee, tea, red wine, cola and turmeric are rich in chromogens; the strength of a drink’s staining is a mix of chromogen load, acidity and tannins.

Chromogen science

Related terms

Measure it on your own smile

One photo gives you a whiteness score, a VITA shade match and a visible stain estimate — the vocabulary in this glossary, applied to your teeth.