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:
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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