Hydroxypropylcellulose

AKA “HPC, Klucel”

Synthetic

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Ingredient Facts

Hydroxypropylcellulose

AKA: HPC, Klucel

Synthetic · Binding | Emulsion Stabilising | Film Forming | Surfactant - Emulsifying | Viscosity Controlling · EWG: 4

Plant-Derived

Cleanser

Occlusive

Emulsifier

Synthetic

Clean

Helps create a smooth, lightweight texture that blends easily and stays stable on skin. Forms a protective veil that keeps products from separating.

CAS #

9004-64-2

Form

Powder

Plant-Derived

Botanical-Derived Synthetic. Derived from cellulose, a natural polymer extracted from wood pulp and plant fibers. Produced through chemical modification of cellulose via hydroxypropylation using propylene oxide.

Function

Binding | Emulsion Stabilising | Film Forming | Surfactant - Emulsifying | Viscosity Controlling

Benefits

Holds Formula Together

Stabilizes Emulsion

Creates Protective Barrier

Emulsifier

Reduces Inflammation

Traditional Use

Cellulose was chemically modified in the early-to-mid 20th century to create hydroxypropyl derivatives. Used in cosmetics as a thickening, film-forming, and stabilizing agent.

Skin Types

all-skin-types

Best For

Target

General

Melanin-Rich Skin

Suitable

Pregnancy Safe

Yes

EWG Score4

CIR Safety Findings

medical-approval, all-shades-safe, Not a Sensitizer

Regulatory Status

USA✔ permitted

EU⚠ restricted

JAPAN⚠ restricted

CANADA⚠ restricted

Regulatory Agencies

EWG CIR FDA EU COSING Health Canada

Verified Feb 2026

Data: CosIng · EWG · CIR