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Pentaerythrityl Tetraethylhexanoate/Benzoate
AKA “Pentaerythritol Ester”
Emollient
Ingredient Facts
Pentaerythrityl tetraethylhexanoate/benzoate
AKA: Pentaerythritol Ester
Emollient · Emollient · EWG: 4
Synthetic
Emollient
Skin Conditioner
Hair Care
Not Clean
2,2-Dihydroxymethylpropane-1,3-diol, tetraesters with docosanoic acid, benzoic acid and 2-ethylhexanoic acid
See origin →
Functions
Hair Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
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
A synthetic ester blend combining multiple acid types with pentaerythritol, developed in the late 20th century to provide multifunctional cosmetic properties.
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Jun 2026
Data: CosIng · EWG · CIR