Ingredient

Silicon Dioxide And Calcium Stearate

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Source
Unknown
Not yet classified by editors
Allergen
No
Role in food
These ingredients are used as anti-caking agents. They prevent powdered or granulated ingredients from …

What it is

Silicon dioxide is a form of silica, which is naturally found in sand and quartz. It is manufactured by combining silicon and oxygen. Calcium stearate is a calcium salt of stearic acid, a fatty acid found in animal and vegetable fats. It is made by reacting calcium hydroxide with stearic acid.

Why it's used

These ingredients are used as anti-caking agents. They prevent powdered or granulated ingredients from clumping together, ensuring a free-flowing product. They are commonly found in seasoning mixes, salts, spice blends, and powdered drink mixes.

Health notes

Silicon dioxide and calcium stearate are generally recognized as safe (GRAS) by the FDA when used as anti-caking agents. Both have been evaluated by JECFA and EFSA, which have established acceptable daily intakes. At typical levels used in food, they are not associated with adverse health effects.

Allergen info

Neither silicon dioxide nor calcium stearate are derived from the 9 FDA major allergens. They do not contain gluten.

Products containing Silicon Dioxide And Calcium Stearate

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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.