CheckVegan

Is Formaldehyde vegan?

Formaldehyde

Vegan Vegan
Vegetarian Vegetarian

Formaldehyde is a pungent colorless gas mainly used in the production of industrial resins and, in dilute aqueous solution, as a disinfectant, preservative, and fumigant. It is manufactured synthetically at industrial scale.

Also known as formaldehyde solution, Formalin, methanal
INCI name Formaldehyde
E number E240
INS number 240
CAS number 50-00-0
EC number 200-001-8
CosIng ID 33948
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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