Alumina

Alumina is aluminum oxide, a mineral presented as fine, inert particles. It refines texture, manages shine, boosts opacity and color uniformity, and aids polishing and anti-caking in powders and emulsions.
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Ingredient Snapshot

Overview
A mineral powder that blurs pores and controls shine in makeup.
Category
Color, Tone/Texture
Type
Mineral

Ingredient Ratings

Overall Rating

Good

Comedogenic Risk

None

Skin Benefits

Creates a soft-focus finish that diffuses the look of pores while helping control surface shine. Improves coverage and shade evenness in color products for a more polished result.

Uses In Skincare & Cosmetics

Widely used in setting powders, primers, and liquid or powder foundations for mattifying and blurring effects. Also included in exfoliating cleansers and lipsticks to aid slip, stability, and payoff.

Comedogenic Rating

This ingredient is not typically evaluated for comedogenicity, and no standardized rating is available.

Safety

Generally low irritation potential and considered safe for topical use. Avoid unnecessary inhalation of loose powders; pressed or cream formats reduce this exposure.

Is Alumina a Good Ingredient?

Good: an inert, stable mineral that reliably improves texture, mattifying and blurring without acting as an active irritant. Its long-standing cosmetic use supports consistent performance and low reactivity on skin.

Products with Alumina

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