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Magnesium Stearate

Product Information

CAS Number

557-04-0

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Other Names

Octadecanoic acid, magnesium salt
Dibasic magnesium stearate
Magnesium distearate
Stearic acid, magnesium salt

Magnesium Stearate

About Magnesium Stearate

Magnesium stearate (Mg(C₁₈H₃₅O₂)₂) is a magnesium salt of stearic acid, often used as a lubricant or flow agent in manufacturing.

Form: It typically comes as a fine, white powder that is insoluble in water.

Common use-cases: Magnesium stearate is widely used in the pharmaceutical industry to prevent ingredients from sticking to equipment during tablet and capsule production. It is also used in the production of cosmetics, personal care products, and dietary supplements as a flow agent. Additionally, it has applications in food processing as an anti-caking agent.

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