PEG-25 Castor Oil
AKA “Polyethylene Glycol 25 Castor Oil”
Essential Oil
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Ingredient Facts
Peg-25 castor oil
AKA: Polyethylene Glycol 25 Castor Oil
Essential Oil · Surfactant - Cleansing | Surfactant - Emulsifying · EWG: 4
Plant-Derived
Cleanser
Emulsifier
Plant Oil
Essential Oil
Not Clean
Derived from castor seeds, this gentle cleanser helps remove impurities while keeping formulas smooth and blended. Works to effectively cleanse without stripping skin.
Family
Euphorbiaceae (Spurge family)
Plant Part
Seed
CAS #
61791-12-6
Form
Oil
Plant-Derived
Botanical. Native to India. Derived from castor oil extracted from seeds of Ricinus communis, a plant in the Euphorbiaceae family native to India. Created by polyethylene glycol ethoxylation of castor oil to increase water solubility and surfactant properties.
Plant Source
Euphorbiaceae (Spurge family)
Plant Part
Seed
Function
Surfactant - Cleansing | Surfactant - Emulsifying
Benefits
Cleansing Surfactant
Emulsifier
Locks In Moisture
Removes Impurities
Mixes Oil & Water
Traditional Use
A modern emulsifier combining polyethylene glycol with castor oil, which has millennia of traditional use in Ayurvedic and Middle Eastern medicine. Developed to stabilize and solubilize castor oil's traditional emollient and laxative properties in contemporary cosmetic formulations.
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 Agencies
Verified Feb 2026
Data: CosIng · EWG · CIR