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Is Potassium Undecylenoyl Carrageenan vegetarian?

Potassium Undecylenoyl Carrageenan

Vegetarian Vegetarian
Vegan Vegan

A reaction product of carrageenan, a polysaccharide extracted from red seaweed, with undecylenoyl chloride, forming its potassium salt; used as a thickening and conditioning agent in cosmetics.

INCI name Potassium Undecylenoyl Carrageenan
CosIng ID 79747
Last reviewed 9 July 2026

An ingredient is considered vegetarian if it avoids components derived from killing an animal.

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