CheckVegan

Is Soy Protein Phthalate vegetarian?

Soy Protein Phthalate

Vegetarian Vegetarian
Vegan Vegan

Soy Protein Phthalate is a derivative obtained by the reaction of soy protein with phthalic anhydride, derived from soybeans (Glycine max). It is used in cosmetics as a film-forming and conditioning agent.

INCI name Soy Protein Phthalate
CosIng ID 58444
Last reviewed 4 July 2026

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

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