Calcium Aluminum Borosilicate

CALCIUM ALUMINUM BOROSILICATE

Data confidence:High

Function

Opacifying Agent, Pigment, Absorbent

EWG Safety Score

1/10Low concern

About this ingredient

Calcium aluminum borosilicate is a synthetic mineral compound used primarily as a opacifying agent and pigment in cosmetic formulations. It provides coverage and a matte finish while also functioning as a lightweight filler in powders, foundations, and sunscreens. This inert mineral helps improve product texture and wear properties.

Found in 2+ sunscreens