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

HYDROXYPROPYLTRIMONIUM XANTHAN GUM

Modified Xanthan Gum

Safety grade: A

This is a thickening agent derived from a natural gum that's been chemically modified to help stabilize cosmetic formulas. It works similarly to cornstarch or gelatin, helping keep ingredients from separating.

This ingredient thickens products, prevents ingredients from separating, and helps create a smooth protective layer on skin or in the product itself.

Graded using: COSING.

Last verified: May 26, 2026