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Is Polyaminopropyl Biguanide Stearate vegetarian?

Polyaminopropyl Biguanide Stearate

Polyaminopropyl Biguanide Stearate is the product obtained by reacting polyaminopropyl biguanide (a synthetic polymer) with stearic acid, used as a conditioning or antimicrobial agent in cosmetics.

INCI name Polyaminopropyl Biguanide Stearate
CosIng ID 100020
Last reviewed 4 July 2026

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

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