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Polyglyceryl-10 Pentaisostearate
AKA “Polyglyceryl-10 Pentaisostearate”
Surfactant
Ingredient Facts
Polyglyceryl-10 pentaisostearate
Surfactant · Emollient · EWG: 1
Plant-Derived
Emollient
Cleanser
Emulsifier
Skin Conditioner
Clean
Pentaester of decaglycerol and isostearic acid
See origin →
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
Traditional Use
Developed as a synthetic emulsifier from polyglycerin and isostearic acid. Used in cosmetics to create stable, silky-textured formulations.
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
EWG
1
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