Allowed in EU

Hydrated Silica

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

What is it?

Silicic acid; synthetic amorphous silicon dioxide

What does it do?

Hydrated Silica 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

Hydrated Silica 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 Hydrated Silica?

Hydrated Silica is a cosmetic ingredient catalogued in the EU CosIng database. Silicic acid; synthetic amorphous silicon dioxide

Is Hydrated Silica allowed in cosmetics in the EU?

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

What does Hydrated Silica do in cosmetic products?

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

What is the CAS number of Hydrated Silica?

The CAS (Chemical Abstracts Service) number for Hydrated Silica is 10279-57-9 / 1343-98-2 / 7631-86-9 / 112926-00-8 / 63231-67-4.

Related ingredients

Source: EU CosIng database (European Commission). This page is derived from public-sector information published by the European Commission. · Last updated: 28/07/2020