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TEA-Oleyl Sulfate
AKA “Triethanolamine Oleyl Sulfate”
Surfactant
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Ingredient Facts
Tea-oleyl sulfate
AKA: Triethanolamine Oleyl Sulfate
Surfactant · Cleansing · EWG: 4
Plant-Derived
Cleanser
Emulsifier
Plant Oil
Not Clean
9(Z)-Octadecenyl hydrogen sulfate, compound with 2,2',2''-nitrilotrisethanol (1:1)
CAS #
-
Form
Powder
See origin →
Functions
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Foaming
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Emulsifying
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Removes Impurities
Creates Lather
Cleansing Surfactant
Emulsifier
Removes dirt and impurities
Creates cleansing foam
Lifts away dirt and oil
Mixes oil and water
Traditional Use
A modern synthetic sulfate surfactant combining triethanolamine with oleyl sulfate, developed for use as a cleansing agent in personal care products.
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✔ permitted
JAPAN✔ permitted
CANADA✔ permitted
Verified Jun 2026
Data: CosIng · EWG · CIR