Castor Oil Phosphate

Castor Oil Phosphate 1
AKA: Phosphated Castor Oil
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
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.
EWG
1
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
Skin Types
●all-skin-types, gentle
Best For
General
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewed1 paper →
⚖️Regulatory1 listing →
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: CosIng · EWG · CIR