Allowed in EU

Phosphorus Pentoxide

A cosmetic ingredient used as buffering, chelating in skincare, haircare, and personal-care products sold in the European Union.

What is it?

Phosphorus pentoxide

What does it do?

Phosphorus Pentoxide is listed in the EU cosmetic ingredient inventory with the following declared functions:

  • Buffering

    stabilises the pH of a product

  • Chelating

    binds metal ions to prevent them from interfering with formulation stability

EU regulatory status

Phosphorus Pentoxide 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 Phosphorus Pentoxide?

Phosphorus Pentoxide is a cosmetic ingredient catalogued in the EU CosIng database. Phosphorus pentoxide

Is Phosphorus Pentoxide allowed in cosmetics in the EU?

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

What does Phosphorus Pentoxide do in cosmetic products?

Phosphorus Pentoxide is declared in the EU cosmetic ingredient inventory with these functions: buffering, chelating.

What is the CAS number of Phosphorus Pentoxide?

The CAS (Chemical Abstracts Service) number for Phosphorus Pentoxide is 1314-56-3.

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