Cysteamine Hcl
A cosmetic ingredient used as antioxidant, hair waving or straightening, reducing in skincare, haircare, and personal-care products sold in the European Union.
What is it?
Mercaptamine hydrochloride
What does it do?
Cysteamine Hcl is listed in the EU cosmetic ingredient inventory with the following declared functions:
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Antioxidant
neutralises free radicals to slow oxidative damage to the formulation or skin
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Hair waving or straightening
permanently changes the shape of hair through chemical reduction and re-oxidation of the hair's disulfide bonds
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Reducing
a reducing agent — donates electrons to break chemical bonds, used in perms and depilatories
EU regulatory status
Cysteamine Hcl 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 Cysteamine Hcl?
Cysteamine Hcl is a cosmetic ingredient catalogued in the EU CosIng database. Mercaptamine hydrochloride
Is Cysteamine Hcl allowed in cosmetics in the EU?
Yes. Cysteamine Hcl is allowed for use in cosmetic products in the EU under Regulation 1223/2009.
What does Cysteamine Hcl do in cosmetic products?
Cysteamine Hcl is declared in the EU cosmetic ingredient inventory with these functions: antioxidant, hair waving or straightening, reducing.
What is the CAS number of Cysteamine Hcl?
The CAS (Chemical Abstracts Service) number for Cysteamine Hcl is 156-57-0.
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