Polyglyceryl-6 Sesquiisostearate

AKA: Diglycerin distearate, DIGLYCERYL DISTEARATE, STEARIC ACID, DIESTER WITH DIGLYCEROL, 63119-59-5, 9009-32-9, Polyglyceryl stearate
Plant-Derived
Cleanser
Emulsifier
Not Clean
OriginTypically derived from coconut, palm kernel, or soybean oils as the primary starting material. Synthesized through esterification of polyglycerin with sesquiisostearic acid under catalytic conditions.
Mono/diesters of hexaglycerol and isostearic acid
Formula
C42H82O7
Mol. Weight
699.10
CAS #
9009-32-9
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Functions
Emulsifying
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Emulsifier
Mixes Oil & Water
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.
EWG
4
CIR
Safe as used
Pregnancy
Yes
Concentration Guide
CIR lists it as not reported to be in use.
CIR · report published 2023
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR