Cerium Oxide
A cosmetic ingredient used as opacifying in skincare, haircare, and personal-care products sold in the European Union.
What is it?
Ceric oxide
What does it do?
Cerium Oxide is listed in the EU cosmetic ingredient inventory with the following declared functions:
-
Opacifying
makes a transparent or translucent formulation opaque or pearlescent
EU regulatory status
Cerium Oxide is allowed for use in cosmetic products in the European Union under Regulation 1223/2009. It is not subject to a specific Annex restriction at the time of writing.
Frequently asked questions
What is Cerium Oxide?
Cerium Oxide is a cosmetic ingredient catalogued in the EU CosIng database. Ceric oxide
Is Cerium Oxide allowed in cosmetics in the EU?
Yes. Cerium Oxide is allowed for use in cosmetic products in the EU under Regulation 1223/2009.
What does Cerium Oxide do in cosmetic products?
Cerium Oxide is declared in the EU cosmetic ingredient inventory with these functions: opacifying.
What is the CAS number of Cerium Oxide?
The CAS (Chemical Abstracts Service) number for Cerium Oxide is 1306-38-3.
Related ingredients
Source: EU CosIng database (European Commission). This page is derived from public-sector information published by the European Commission. · Last updated: 15/10/2010