Castor Oil Phosphate

AKA “Phosphated Castor Oil”

Carrier Oil

Ingredient Facts

Castor oil phosphate

AKA: Phosphated Castor Oil

Carrier Oil · Emulsion Stabilising · EWG: 1

Plant-Derived

Emulsifier

Plant Oil

Clean

Castor Oil Phosphate is a complex mixture of esters of Ricinus Communis (Castor) Oil and phosphoric acid

Family

Euphorbiaceae (Spurge family)

Plant Part

Seed

CAS #

84929-62-4

Form

Oil

See origin →

Functions

Anticaking

Emulsion Stabilising

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

Anti-Inflammatory

Moisturizing

Strengthens Barrier

Prevents clumping

Keeps product blended

Traditional Use

A chemically modified form of castor oil developed for modern cosmetics. Created to enhance emulsifying and surfactant properties of traditional castor oil while improving stability and performance in contemporary formulations.

Skin Types

●all-skin-types, gentle

Best For

General

Pregnancy & Breastfeeding Safe

Yes

EWG

CIR

Safe as used

Pregnancy

Yes

CIR Safety Findings

Not a Sensitizer

ewg-1

medical-approval

pregnancy-nursing-safe

all-shades-safe

Regulatory Status

USA✔ permitted

EU⚠ restricted

JAPAN⚠ restricted

CANADA⚠ restricted

Regulatory Agencies

EWG CIR FDA EU COSING Health Canada

Castor Oil Phosphate

European Commission

EU Cosmetic Ingredient Database (CosIng)

→

Castor Oil Phosphate

Environmental Working Group (EWG)

EWG Skin Deep Cosmetics Database

→

Verified Jun 2026

Data: CosIng · EWG · CIR