Sodium Stearoamphohydroxypropylsulfonate
A cosmetic ingredient used as cleansing, hair conditioning, surfactant - cleansing in skincare, haircare, and personal-care products sold in the European Union.
What is it?
1-Propanesulfonic acid, 2-hydroxy-3-[N-(2-hydroxyethyl)-N-[2-[(1-oxooctadecyl)amino]ethyl]amino-, monosodium salt
What does it do?
Sodium Stearoamphohydroxypropylsulfonate is listed in the EU cosmetic ingredient inventory with the following declared functions:
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Cleansing
helps remove dirt, oil, makeup, and other contaminants from skin or hair
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Hair conditioning
improves the appearance, feel, and manageability of hair
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Surfactant - cleansing
surfactant whose primary cosmetic role is cleansing — the active workhorse in soaps, shampoos, and body washes
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Surfactant - emulsifying
surfactant that forms and stabilises emulsions of oil and water — without it, creams and lotions would separate
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Surfactant - foam boosting
surfactant that increases the volume or stability of foam produced by other surfactants in the same formulation
EU regulatory status
Sodium Stearoamphohydroxypropylsulfonate 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 Stearoamphohydroxypropylsulfonate?
Sodium Stearoamphohydroxypropylsulfonate is a cosmetic ingredient catalogued in the EU CosIng database. 1-Propanesulfonic acid, 2-hydroxy-3-[N-(2-hydroxyethyl)-N-[2-[(1-oxooctadecyl)amino]ethyl]amino-, monosodium salt
Is Sodium Stearoamphohydroxypropylsulfonate allowed in cosmetics in the EU?
Yes. Sodium Stearoamphohydroxypropylsulfonate is allowed for use in cosmetic products in the EU under Regulation 1223/2009.
What does Sodium Stearoamphohydroxypropylsulfonate do in cosmetic products?
Sodium Stearoamphohydroxypropylsulfonate is declared in the EU cosmetic ingredient inventory with these functions: cleansing, hair conditioning, surfactant - cleansing, surfactant - emulsifying, surfactant - foam boosting.
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