E-number  · E900

E900 — Dimethylpolysiloxane

Silicone-based anti-foaming agent. Vegan.

The entry Reference notes, kept short.

What it is

E900 is dimethylpolysiloxane, a synthetic silicone polymer.

Why it matters

Anti-foaming agent in deep-fat fryers (McDonald's french-fry oil contains it), brewing, and some soft drinks.

What to do

Always vegan.

Sources Where the entry is drawn from.
  • Vegan Society additives database