HYDROXYPROPYLCELLULOSE is graded A (Safe) by Expert·ING, based on COSING, FDA regulatory data.

HYDROXYPROPYLCELLULOSE

Safety grade: A

Hydroxypropylcellulose is a plant-derived thickening agent made from cellulose, the structural component found in plant cell walls. It helps create smooth, stable textures in cosmetic products.

This ingredient thickens formulas, helps bind ingredients together, stabilizes emulsions to prevent separation, creates a protective film on skin or hair, and controls the overall thickness and texture of cosmetic products.

Graded using: COSING, FDA.

Last verified: May 26, 2026