CheckVegan

Is Carrageenan vegan?

Carrageenan

Vegan Vegan
Vegetarian Vegetarian

Carrageenan is a natural polysaccharide extracted from red seaweed (Rhodophyta), particularly species such as Chondrus crispus (Irish moss) and Kappaphycus alvarezii. It is widely used as a thickener, gelling agent, and stabiliser in food, cosmetic, and pharmaceutical products.

Also known as Carrageen, Carrageenan Carrageenin Chondrus Chondrus Crispus (Carrageenan), Chondrus crispus extract, Iota-carrageenan, Irish moss extract, Kappa-carrageenan
INCI name Carrageenan
E number E407
INS number 407
CAS number 9000-07-1
EC number 232-524-2
CosIng ID 75010
Last reviewed 16 April 2026

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

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