This entry shows data from the EU CosIng database. An editorial description has not been written and reviewed yet.
Functions
- Preservative
- Exclusively or mainly intended to inhibit the development of micro-organisms in the cosmetic product. All authorised preservatives are substances in the positive list of Annex V to the Cosmetics Regulation 1223/2009.
EU regulation
EU · Annex V, entry 16Thiomersal
- Product type
- Eye products
- Maximum concentration
- 0.007% (of Hg) If mixed with other mercurial compounds authorized by this Regulation, the maximum concentration of Hg remains fixed at 0.007%
- Conditions and warnings
- Contains Thiomersal
- As of
- 3 November 2026 · (EC) 2009/1223
Scientific opinions (SCCS)
Opinions of the EU Scientific Committee on Consumer Safety that mention this ingredient. They assess specific uses and concentrations; read the opinion for its scope.

