Disodium Laureth Sulfosuccinate
AKA “Disodium 4-(2-(dodecyloxy)ethyl) 2-sulphonatosuccinate, RefChem:1080278, Butanedioic acid, 4-(2-(dodecyloxy)ethyl) ester, sodium salt (1:2), EINECS 302-348-1, 4-(2-dodecoxyethoxy)-4-oxo-2-sulfonatobutanoate Disodium
Synthetic
Ingredient Facts
Disodium laureth sulfosuccinate
AKA: Disodium 4-(2-(dodecyloxy)ethyl) 2-sulphonatosuccinate, RefChem:1080278, Butanedioic acid, 4-(2-(dodecyloxy)ethyl) ester, Sodium salt (1:2), EINECS 302-348-1, 4-(2-dodecoxyethoxy)-4-oxo-2-sulfonatobutanoate Disodium
Synthetic · Cleansing · EWG: 4
Synthetic
Cleanser
Plant Oil
Synthetic
Clean
Gentle cleanser and natural foam booster that removes dirt and oil while creating a luxurious lather. Helps the formula cleanse effectively without harshness.
Formula
C18H32Na2O8S
Mol. Weight
454.50
CAS #
39354-45-5, 40754-59-4, 42016-08-0, 58450-52-5, 68815-56-5
Form
Liquid
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.
Foam Boosting
Hydrotrope
Surfactant Cleansing
Surfactant Foam Boosting
Antimicrobial
Fights Acne
Anti-Inflammatory
Traditional Use
Developed as a sulfosuccinate ester surfactant family in the 1980s. Created to offer mild cleansing properties suitable for sensitive skin formulations and baby care products.
Skin Types
all-skin-types
Best For
General
Melanin-Rich Skin
Suitable
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Safe w/Qualifications
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Verified Feb 2026
Data: PubChem · CosIng · EWG · CIR