INCI name

TRICLOSAN

Triclosan

A synthetic antimicrobial and preservative regulated in Annex V.

What it is

Triclosan (5-chloro-2-(2,4-dichlorophenoxy)phenol) is a synthetic chlorinated phenolic compound. CosIng lists it as an antimicrobial, deodorant and preservative. In the EU it is listed in Annex V (allowed preservatives); the entry also requires a warning on toothpastes about use in young children.

Where it is used

Found in some toothpastes, hand soaps, shower gels, deodorants and face powders.

Limits of interpretation

The INCI list shows which ingredients are present, not how much of each. Above 1%, ingredients are listed in descending order of weight; below 1% the order is free.

See the EU regulation section for the applicable limits and conditions, which depend on the product type. The label does not show the concentration actually used.

Functions

Antimicrobial
Preventing and/or slowing down microbial growth.
Deodorant
Reducing and/or eluminating unpleasant odour. Contributing against the formation of malodour on body surfaces.
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 255-Chloro-2-(2,4-dichlorophenoxy)phenol
Product type
Toothpastes; Hand soaps; Body soaps/Shower gels; Deodorants (non-spray); Face powders and blemish concealers; Nail products for cleaning the fingernails and toenails before the application of artificial nail systems;
Maximum concentration
0.3%
Conditions and warnings
For toothpaste containing Triclosan the following labelling is obligatory: ‘Not to be used for children under 3 years of age’.
As of
3 November 2026 · (EU) 2024/996

Safety Gate alerts (EU)

1 alerts about dangerous cosmetics in the EU mention this substance. An alert concerns a specific product, usually one that breaks EU rules.

See all alerts →

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.

Products with this ingredient (14)

Check a full ingredient list