PEG-6 Sorbitan Stearate
AKA “Polyethylene glycol 6 sorbitan stearate, PEG 6 sorbitan stearate”
Surfactant
Ingredient Facts
Peg-6 sorbitan stearate
AKA: Polyethylene glycol 6 sorbitan stearate, PEG 6 sorbitan stearate
Surfactant · Emulsifying · EWG: 3
Plant-Derived
Cleanser
Emulsifier
Not Clean
Sorbitan, monooctadecanoate, poly(oxy-1,2-ethanediyl) derivs. (6 mol EO average molar ratio)
CAS #
9005-67-8
Form
Liquid
See origin →
Functions
Emulsifying
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Surfactant Emulsifying
Moisturizing
Strengthens Barrier
Mixes oil and water
Traditional Use
Modern synthetic emulsifier developed in the mid-20th century as part of the Tween and Span surfactant families. Engineered to create stable oil-in-water emulsions in cosmetics.
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
EWG
3
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Agencies
Verified Jun 2026
Data: CosIng · EWG · CIR