INCI name

TEA-UNDECYLENATE

Undec-10-enoic acid, compound with 2,2',2''-nitrilotriethanol (1:1)

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.
Surfactant – cleansing
Wetting body surfaces, emulsifying or solubilizing oils, and suspending soil (generally, such ingredients contribute to the foaming and lathering properties of cleansing products).

EU regulation

EU · Annex III, entry 62Trialkylamines, trialkanolamines and their salts
Product type
(a) Leave-on products (b) Rinse-off products
Maximum concentration
(a) 2.5%
As of
3 November 2026 · (EC) 2009/1223
EU · Annex V, entry 18Undec-10-enoic acid and its salts
Maximum concentration
0.2% (as acid)
As of
3 November 2026 · (EC) 2009/1223
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