Pentaerythrityl Tetraoleate

AKA: Pentaerythritol tetraoleate, DUB PTOL, LIPONATE PO 4, LIPONATE PO-4, PURESYN 4E68, DOVERLUBE FL 219
Synthetic
Emollient
Skin Conditioner
Not Clean
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Formula
C77H140O8
Mol. Weight
1193.90
CAS #
19321-40-5
Form
Liquid
State
Liquid
Functions
Emollient
Fills in the tiny cracks between skin cells to make everything feel smooth and soft. The "silky finish" ingredient.
Viscosity Controlling
Locks In Moisture
Traditional Use
A synthetic ester created as a cosmetic emollient and skin conditioning agent. Developed to mimic the beneficial properties of plant-derived oleic acids while offering improved stability in formulations.
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-reviewednone on file
⚖️Regulatory1 listing
🛡️Safety-assessed1 review
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR