Disodium Laneth-5 Sulfosuccinate

Disodium Laneth-5 Sulfosuccinate molecular structure
molecular structure · PubChem
AKA: Lanolin-derived surfactant, Mild cleanser
Allergen Warning
⚠️ Lanolin (Wool)
Synthetic
Cleanser
Barrier Lipid
Not Clean
Poly(oxy-1,2-ethanediyl), .alpha.-(3-carboxy-1-oxosulfopropyl)-.omega.-hydroxy-, ethers with lanolin alcs., disodium salts
CAS #
68890-92-6
Form
Liquid
Functions
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
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
Removes Impurities
Cleansing Surfactant
Boosts Lather
Surfactant Hydrotrope
Antioxidant Protection
Traditional Use
Synthesized as a modern gentle surfactant in the late 1970s-1980s. Designed to provide mild cleansing action comparable to traditional soap while being less irritating to skin and eyes.
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewed1 paper →
⚖️Regulatory1 listing →
🛡️Safety-assessed1 review →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: CosIng · EWG · CIR