Learn Glossary preservative

Dimethyl Dicarbonate(E242)

Level 3ContestedIn Winter's Dictionary

Dimethyl Dicarbonate is a preservative — Fungicide used in wine to inhibit yeast growth

What it does

Fungicide used in wine to inhibit yeast growth

Where you'll see it

Wine, ready-to-drink teas, beverages with juice or fruit flavor

Regulatory status

  • US FDA: ASP
  • EU: approved
  • Notes: FDA tolerance 200 ppm in wine, 250 ppm in beverages with juice

Sources

  • A Consumer's Dictionary of Food Additives (Winter): A fungicide used in wine to inhibit yeast growth