Glyceryl Diricinoleate

AKA: (Z, Z)-12-Hydroxy-9-octadecenoic acid, Diester with 1, 2, 3-propanetriol, 9-Octadecenoic acid, 12-Hydroxy-9-octadecenoic acid, 27902-24-5
Synthetic
Emollient
Skin Conditioner
Plant Oil
Not Clean
Bis[(R)-12-hydroxyoleic] acid, diester with glycerol
Formula
C39H72O7
Mol. Weight
653.00
CAS #
27902-24-5
Form
Liquid
Functions
Emollient
Fills in the tiny cracks between skin cells to make everything feel smooth and soft. The "silky finish" ingredient.
Locks In Moisture
Traditional Use
Synthetic ester derived from glycerin and ricinoleic acid (from castor oil). Developed as an emollient and emulsifier to capture the beneficial properties of castor oil in a more stable synthetic form.
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Skin Types
all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewed1 paper
⚖️Regulatory1 listing
🛡️Safety-assessed0 reviews
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR