Allowed in EU

Sodium Methyl Isethionate

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

What is it?

Propanesulfonic acid, 1(or 2)-hydroxy-, sodium salt (1:1)

What does it do?

Sodium Methyl Isethionate is listed in the EU cosmetic ingredient inventory with the following declared functions:

  • Surfactant - emulsifying

    surfactant that forms and stabilises emulsions of oil and water — without it, creams and lotions would separate

EU regulatory status

Sodium Methyl Isethionate 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 Sodium Methyl Isethionate?

Sodium Methyl Isethionate is a cosmetic ingredient catalogued in the EU CosIng database. Propanesulfonic acid, 1(or 2)-hydroxy-, sodium salt (1:1)

Is Sodium Methyl Isethionate allowed in cosmetics in the EU?

Yes. Sodium Methyl Isethionate is allowed for use in cosmetic products in the EU under Regulation 1223/2009.

What does Sodium Methyl Isethionate do in cosmetic products?

Sodium Methyl Isethionate is declared in the EU cosmetic ingredient inventory with these functions: surfactant - emulsifying.

What is the CAS number of Sodium Methyl Isethionate?

The CAS (Chemical Abstracts Service) number for Sodium Methyl Isethionate is 869737-84-8.

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