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Is Sodium Isostearate vegetarian?

Sodium Isostearate

Sodium Isostearate is the sodium salt of isostearic acid, a branched-chain fatty acid used as a surfactant and emulsifier; it can be derived from plant or animal fat sources.

Also known as Isooctadecanoic Acid Sodium Salt, Isooctadecanoic acid, sodium salt
INCI name Sodium Isostearate
CAS number 64248-79-9
EC number 264-754-4
CosIng ID 79570
Last reviewed 4 July 2026

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

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