Polyglyceryl-3 Pentaricinoleate

AKA: Polyglyceryl-3 Ricinoleate, Emollient Ester

Synthetic

Emollient

Cleanser

Emulsifier

Skin Conditioner

Not Clean

OriginDerived from vegetable oils such as castor, coconut, or palm kernel oil through esterification processes. Synthesized by combining polyglycerin with pentaricinoleic acid through chemical esterification and condensation reactions.

9-(Z)-Octadecanoic acid, 12-(R)-hydroxy-, pentaester with triglycerol

CAS #

221354-73-0

Skin Types

●all-skin-types

Best For

General

Pregnancy & Breastfeeding Safe

Yes

Functions

Emollient

Fills in the tiny cracks between skin cells to make everything feel smooth and soft. The "silky finish" ingredient.

Emulsifying

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

Locks In Moisture

The paper trail

🔬Peer-reviewed1 paper →

⚖️Regulatory1 listing →

🛡️Safety-assessed1 review →

Counts, not a verdict. A listing isn't a study. The trail, you decide.

EWG

CIR

Safe as used

Pregnancy

Yes

Concentration Guide

Leave-on0.15%

Rinse-offNot reported

0%50%100%

CIR reported use · report published 2023

Regulatory Status

USA✔ permitted

EU⚠ restricted

JAPAN⚠ restricted

CANADA⚠ restricted

Regulatory Agencies

EWG CIR FDA EU COSING Health Canada

Verified Jun 2026

Data: CosIng · EWG · CIR