Is PEG/PPG-18/18 Isostearate vegetarian?

PEG/PPG-18/18 Isostearate is the ester of isostearic acid with a copolymer of ethylene oxide (18 moles) and propylene oxide (18 moles), used as an emulsifier; isostearic acid may be plant or animal derived.

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

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