DEA-Laureth Sulfate
AKA “Diethanolamine Laureth Sulfate”
Surfactant
Ingredient Facts
Dea-laureth sulfate
AKA: Diethanolamine Laureth Sulfate
Surfactant · Cleansing · EWG: 4
Synthetic
Cleanser
Plant Oil
Not Clean
Dodecanol, ethoxylated, sulfates, bis(2-hydroxyethyl)ammonium salts (1-4 mol EO average molar ratio)
CAS #
58855-36-0
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.
Removes Impurities
Creates Lather
Cleansing Surfactant
Removes dirt and impurities
Creates cleansing foam
Lifts away dirt and oil
Traditional Use
A synthetic anionic surfactant developed in the mid-20th century as an alternative to natural fatty acid-derived cleansers. Designed to provide gentle yet effective cleansing in shampoos and body washes.
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Caution
EWG
4
CIR
Safe as used
Pregnancy
Caution
Restricted By
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Agencies
Verified Jun 2026
Data: CosIng · EWG · CIR