Boric Acid
A cosmetic ingredient used as antimicrobial, buffering, denaturant in skincare, haircare, and personal-care products sold in the European Union.
What is it?
Boric acid
What does it do?
Boric Acid 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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Buffering
stabilises the pH of a product
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Denaturant
makes ethanol in cosmetics unfit for drinking — required by regulation when alcohol is used
EU regulatory status
Boric 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 Boric Acid?
Boric Acid is a cosmetic ingredient catalogued in the EU CosIng database. Boric acid
Is Boric Acid allowed in cosmetics in the EU?
Yes. Boric Acid is allowed for use in cosmetic products in the EU under Regulation 1223/2009.
What does Boric Acid do in cosmetic products?
Boric Acid is declared in the EU cosmetic ingredient inventory with these functions: antimicrobial, buffering, denaturant.
What is the CAS number of Boric Acid?
The CAS (Chemical Abstracts Service) number for Boric Acid is 10043-35-3 / 11113-50-1.
Related ingredients
Source: EU CosIng database (European Commission). This page is derived from public-sector information published by the European Commission. · Last updated: 04/12/2019