Is Trimethylsilyl Hydrolyzed Wheat Protein PG-Propyl Methylsilanediol Crosspolymer vegetarian?

This ingredient is a crosslinked polymer of hydrolyzed wheat protein PG-propyl methylsilanediol condensed with hydrolyzed alkyl triethoxysilanes and end-capped with trimethylchlorosilane, used as a film-forming agent derived from wheat.

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

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