INCI · other · CIR review pending · used in 1 products
Hydroxypropyl Starch Phosphate
Hydroxypropyl Starch Phosphate is a modified starch derivative, chemically described as starch hydrogen phosphate 2-hydroxypropyl ether (CAS #: 53124-00-8 / 39346-84-4 / 113894-92-1). It is used in cosmetic and personal care formulations primarily as a viscosity-controlling and bulking agent. It appears across a wide range of product types including hair conditioners, masks, cleansers, and skincare treatments.
Evidence level
weakEWG score
—Comedogenic
—Category
other● Benefits
According to the source, Hydroxypropyl Starch Phosphate functions as a viscosity controller and bulking agent in formulations. No direct skin or hair benefit claims are made beyond its functional role in texture and consistency management.
viscosity controlling
● Cautions
