Alumina is a mineral compound, also known as aluminum oxide, found naturally. It is used in cosmetics for its physical properties, such as its ability to absorb oil and provide a matte appearance.

Is alumina safe in skincare?

Yes, alumina is generally considered safe for use in skincare products. It is a stable compound and is not known to cause irritation or sensitization when used topically.

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Alumina

Also known as: Aluminum Oxide

Alumina is a naturally occurring mineral compound, also known as aluminum oxide. In cosmetics, it's used as an abrasive, opacifying agent, and to increase the bulk of a product. It can also help control oil and provide a matte finish.

Abrasive, opacifying, bulking agentVegan

BenefitMinimal 0.8 / 4

Oil control i1.5 / 4

Whether it can reduce excess sebum, shine, or greasiness — absorbents, sebum-regulating ingredients, and some acne actives.

Texture i0.5 / 4

Whether it can improve smoothness and surface texture — roughness, flaking, clogged pores, or unevenness. Exfoliating acids, retinoids, and smoothing moisturizers may score here.

RiskVery low 0 / 4

Rated by SpottyLabs' ingredient methodology, independent of brands.

What it helps with

improves product texture
provides matte finish
absorbs excess oil

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Products with Alumina

Skin Affair Soft Glow Cushion Foundation

4.1/ 517/15/4

L'Oréal Paris

Lumi Le Glass Highlighter Stick

3.8/ 55/18/0

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Frequently asked questions

What is alumina?: Alumina is a mineral compound, also known as aluminum oxide, found naturally. It is used in cosmetics for its physical properties, such as its ability to absorb oil and provide a matte appearance.
Is alumina safe in skincare?: Yes, alumina is generally considered safe for use in skincare products. It is a stable compound and is not known to cause irritation or sensitization when used topically.