CheckVegan

Is Chitin vegan?

Chitin

Vegetarian Unconfirmed

A long-chain polysaccharide that forms the structural component of the exoskeletons of insects, crustaceans (such as shrimp and crabs), and the cell walls of fungi. It is used in cosmetics and biomaterials for its film-forming, moisturising, and wound-healing properties.

Also known as Crustacean chitin, Poly-N-acetyl-D-glucosamine
INCI name Chitin
CAS number 1398-61-4
EC number 215-744-3
CosIng ID 75063
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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