STARCH HYDROXYPROPYLTRIMONIUM CHLORIDE is graded A (Safe) by Expert·ING, based on COSING regulatory data.

STARCH HYDROXYPROPYLTRIMONIUM CHLORIDE

Safety grade: A

This ingredient is a modified starch (from plants like corn) that has been chemically treated to make it positively charged. It helps products work better by reducing static electricity and making hair smoother and shinier.

This ingredient reduces frizz and static in hair products, helps stabilize creams and lotions, conditions hair, and thickens formulas to achieve the right texture.

Graded using: COSING.

Last verified: May 26, 2026