Ingredient

Polydimethylsiloxane

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Source
Not animal-derived
Allergen
No
Role in food
PDMS is used as an anti-foaming agent in foods. It prevents excessive foam from …

What it is

Polydimethylsiloxane (PDMS) is a synthetic polymer made from silicon, oxygen, carbon, and hydrogen. It is a type of silicone oil. It is manufactured through a chemical process involving silicon and other compounds.

Why it's used

PDMS is used as an anti-foaming agent in foods. It prevents excessive foam from forming during processing, especially in products like fruit juices and dairy-based desserts. It is found in a variety of processed foods where foaming can be an issue.

Health notes

In the United States, polydimethylsiloxane is generally recognized as safe (GRAS) by the FDA for use as an anti-foaming agent. Regulatory bodies like JECFA and EFSA have evaluated its safety. Current scientific evidence does not indicate adverse health effects from its use at typical levels found in food.

Allergen info

Polydimethylsiloxane is a synthetic polymer and is not derived from any of the 9 FDA major allergens. It does not contain gluten.

Products containing Polydimethylsiloxane

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Last updated: September 28, 2026

Note: This site presents label data from USDA FoodData Central for general information. It is not medical advice. Check the package label; formulations change.