Usnic Acid
A cosmetic ingredient used as antimicrobial in skincare, haircare, and personal-care products sold in the European Union.
What is it?
2,6-Diacetyl-1,2,3,9b-tetrahydro-7,9-dihydroxy-8,9b-dimethyldibenzofuran-1,3-dione
What does it do?
Usnic Acid is listed in the EU cosmetic ingredient inventory with the following declared functions:
-
Antimicrobial
kills or inhibits the growth of microorganisms
EU regulatory status
Usnic Acid 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 Usnic Acid?
Usnic Acid is a cosmetic ingredient catalogued in the EU CosIng database. 2,6-Diacetyl-1,2,3,9b-tetrahydro-7,9-dihydroxy-8,9b-dimethyldibenzofuran-1,3-dione
Is Usnic Acid allowed in cosmetics in the EU?
Yes. Usnic Acid is allowed for use in cosmetic products in the EU under Regulation 1223/2009.
What does Usnic Acid do in cosmetic products?
Usnic Acid is declared in the EU cosmetic ingredient inventory with these functions: antimicrobial.
What is the CAS number of Usnic Acid?
The CAS (Chemical Abstracts Service) number for Usnic Acid is 125-46-2.
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