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
Not Clean
OriginDerived from castor oil, a natural triglyceride rich in ricinoleic acid and its fatty acid esters. Synthesized through esterification of glycerol with ricinoleic acid or castor oil-derived fatty acids.
Bis[(R)-12-hydroxyoleic] acid, diester with glycerol
Formula
C39H72O7
Mol. Weight
653.00
CAS #
27902-24-5
Form
Liquid
Skin Types
●all-skin-types
Best For
Dryness
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.
Locks In Moisture
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.
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not Phototoxic (CIR Panel on the ingredient group)
CIR Panel statement covering this group of ingredients; not tested individually (CIR 441)
Regulatory Agencies
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR
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