CheckVegan

Is Xymenynic Acid vegan?

Xymenynic Acid

Vegan Vegan
Vegetarian Vegetarian

Xymenynic Acid is an unsaturated fatty acid (11-octadecen-9-ynoic acid) originally isolated from plant seed oils, used in cosmetics for its skin-conditioning properties.

Also known as 11-Octadecen-9-ynoic acid, (E)-
INCI name Xymenynic Acid
CAS number 557-58-4
EC number 209-179-1
CosIng ID 60205
Last reviewed 9 July 2026

An ingredient is considered vegan if it contains no animal-derived components at any point in its production.

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