Al
Alumina
Alumina
An inorganic mineral powder used to coat pigments, add slip, and adjust a formula's texture.
What it does
Alumina is aluminum oxide, a fine inorganic powder. It is used to coat and disperse pigments and mineral UV filters so they spread evenly, to thicken or add a soft slip, and to improve texture. It is a texture-and-dispersion ingredient rather than a skin active.
Also known as
aluminum oxide
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