Sodium Hydrosulfite
A cosmetic ingredient used as reducing, viscosity controlling in skincare, haircare, and personal-care products sold in the European Union.
What is it?
Sodium dithionite
What does it do?
Sodium Hydrosulfite is listed in the EU cosmetic ingredient inventory with the following declared functions:
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Reducing
a reducing agent — donates electrons to break chemical bonds, used in perms and depilatories
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Viscosity controlling
adjusts the thickness or flow of a formulation
EU regulatory status
Sodium Hydrosulfite 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 Hydrosulfite?
Sodium Hydrosulfite is a cosmetic ingredient catalogued in the EU CosIng database. Sodium dithionite
Is Sodium Hydrosulfite allowed in cosmetics in the EU?
Yes. Sodium Hydrosulfite is allowed for use in cosmetic products in the EU under Regulation 1223/2009.
What does Sodium Hydrosulfite do in cosmetic products?
Sodium Hydrosulfite is declared in the EU cosmetic ingredient inventory with these functions: reducing, viscosity controlling.
What is the CAS number of Sodium Hydrosulfite?
The CAS (Chemical Abstracts Service) number for Sodium Hydrosulfite is 7775-14-6.
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