Allowed in EU

Magnesium Trisilicate

A cosmetic ingredient used as abrasive, absorbent, anticaking in skincare, haircare, and personal-care products sold in the European Union.

What is it?

Dimagnesium trisilicon octaoxide

What does it do?

Magnesium Trisilicate is listed in the EU cosmetic ingredient inventory with the following declared functions:

  • Abrasive

    removes material from the skin or other surface, used in scrubs and toothpaste

  • Absorbent

    takes up water-based or oil-based substances

  • Anticaking

    prevents powders from clumping or caking, keeping them free-flowing

  • Bulking

    adds volume or mass to a product without significantly changing its other properties

  • Opacifying

    makes a transparent or translucent formulation opaque or pearlescent

  • Viscosity controlling

    adjusts the thickness or flow of a formulation

EU regulatory status

Magnesium Trisilicate 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 Magnesium Trisilicate?

Magnesium Trisilicate is a cosmetic ingredient catalogued in the EU CosIng database. Dimagnesium trisilicon octaoxide

Is Magnesium Trisilicate allowed in cosmetics in the EU?

Yes. Magnesium Trisilicate is allowed for use in cosmetic products in the EU under Regulation 1223/2009.

What does Magnesium Trisilicate do in cosmetic products?

Magnesium Trisilicate is declared in the EU cosmetic ingredient inventory with these functions: abrasive, absorbent, anticaking, bulking, opacifying, viscosity controlling.

What is the CAS number of Magnesium Trisilicate?

The CAS (Chemical Abstracts Service) number for Magnesium Trisilicate is 14987-04-3.

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