Chlorhexidine
A cosmetic ingredient used as antimicrobial, oral care, preservative in skincare, haircare, and personal-care products sold in the European Union.
What is it?
2,4,11,13-Tetraazatetradecanediimidamide, N,N''-bis(4-chlorophenyl)-3,12-diimino-; Biguanide, 1,1'-hexamethylenebis(5-(p-chlorophenyl)-
What does it do?
Chlorhexidine is listed in the EU cosmetic ingredient inventory with the following declared functions:
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Antimicrobial
kills or inhibits the growth of microorganisms
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Oral care
used in oral-hygiene products such as toothpaste, mouthwash, and dental gels
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Preservative
prevents microbial growth in cosmetic products, extending shelf life and protecting users
EU regulatory status
Chlorhexidine is listed in Annex V of EU Cosmetics Regulation 1223/2009 as a substance permitted for the corresponding category of use.
Frequently asked questions
What is Chlorhexidine?
Chlorhexidine is a cosmetic ingredient catalogued in the EU CosIng database. 2,4,11,13-Tetraazatetradecanediimidamide, N,N''-bis(4-chlorophenyl)-3,12-diimino-; Biguanide, 1,1'-hexamethylenebis(5-(p-chlorophenyl)-
Is Chlorhexidine allowed in cosmetics in the EU?
Yes. Chlorhexidine is allowed for use in cosmetic products in the EU under Regulation 1223/2009.
What does Chlorhexidine do in cosmetic products?
Chlorhexidine is declared in the EU cosmetic ingredient inventory with these functions: antimicrobial, oral care, preservative.
What is the CAS number of Chlorhexidine?
The CAS (Chemical Abstracts Service) number for Chlorhexidine is 55-56-1.
Related ingredients
Source: EU CosIng database (European Commission). This page is derived from public-sector information published by the European Commission. · Last updated: 10/08/2020