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E900Anti-caking agentLow concern
Dimethylpolysiloxane
In plain words
The short version
A food-grade silicone anti-foaming agent — stops fryer oil from foaming (hence fast-food fries) and appears in gum.
Why it's green
It's widely considered safe at the amounts used in food, so we mark it green. The Safety section below has the details.
Safety profile
ADI 1.5 mg/kg body weight (JECFA). Inert and essentially unabsorbed; considered safe at the tiny levels used.
The detail
Educational information only. Not medical or dietary advice.