CheckVegan

Is Isovaleric Acid vegan?

Isovaleric Acid

Vegan Vegan
Vegetarian Vegetarian

Isovaleric acid, also known as 3-methylbutanoic acid, is a short-chain branched fatty acid with a pungent odor, occurring naturally in foods such as cheese and used in fragrances; it can be produced synthetically or via fermentation.

Also known as 3-Methylbutanoic Acid, 3-Methylbutanoic Acid.
INCI name Isovaleric Acid
CAS number 503-74-2
EC number 207-975-3
CosIng ID 39751
Last reviewed 4 July 2026

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

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