Colloidal Silver
A cosmetic ingredient used as antimicrobial, slip modifier in skincare, haircare, and personal-care products sold in the European Union.
What is it?
Colloidal Silver is a suspension of silver particles in water prepared by electrolysis or by reduction of soluble silver salts.
What does it do?
Colloidal Silver 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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Slip modifier
alters how a product spreads and feels on skin — typically making it glide more smoothly
EU regulatory status
Colloidal Silver 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 Colloidal Silver?
Colloidal Silver is a cosmetic ingredient catalogued in the EU CosIng database. Colloidal Silver is a suspension of silver particles in water prepared by electrolysis or by reduction of soluble silver salts.
Is Colloidal Silver allowed in cosmetics in the EU?
Yes. Colloidal Silver is allowed for use in cosmetic products in the EU under Regulation 1223/2009.
What does Colloidal Silver do in cosmetic products?
Colloidal Silver is declared in the EU cosmetic ingredient inventory with these functions: antimicrobial, slip modifier.
What is the CAS number of Colloidal Silver?
The CAS (Chemical Abstracts Service) number for Colloidal Silver is 7440-22-4.
Related ingredients
Source: EU CosIng database (European Commission). This page is derived from public-sector information published by the European Commission. · Last updated: 28/07/2020