PEG-9 Castor Oil

PEG-9 Castor Oil

AKA “Polyethylene Glycol 9 Castor Oil”

Carrier Oil

Ingredient Facts

Peg-9 castor oil

AKA: Polyethylene Glycol 9 Castor Oil

Carrier Oil · Cleansing · EWG: 3

Plant-Derived

Cleanser

Emulsifier

Plant Oil

Not Clean

Castor oil, ethoxylated (9 mol EO average molar ratio)

Family

Euphorbiaceae (Spurge family)

Plant Part

Seed

CAS #

61791-12-6

Form

Oil

See origin →

Functions

Cleansing

Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.

Emulsifying

Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.

Cleansing Surfactant

Emulsifier

Removes Impurities

Mixes Oil & Water

Traditional Use

A modern synthetic emulsifier combining low-molecular-weight polyethylene glycol with castor oil, a substance used for centuries in traditional medicine as a purgative and skin treatment in India and the Middle East. The PEG modification enhances its use as a gentle emulsifying agent.