Disodium Laneth-5 Sulfosuccinate

AKA: Lanolin-derived surfactant, Mild cleanser

Synthetic

Cleanser

Not Clean

OriginDerived from lanolin (a waxy substance extracted from sheep's wool) and sulfosuccinic acid. Synthesized through esterification and sulfonation of ethoxylated lanolin derivatives.

Poly(oxy-1,2-ethanediyl), .alpha.-(3-carboxy-1-oxosulfopropyl)-.omega.-hydroxy-, ethers with lanolin alcs., disodium salts

CAS #

68890-92-6

Form

Liquid

Skin Types

●all-skin-types

Best For

General

Pregnancy & Breastfeeding Safe

Yes

Allergen Warning

⚠️ Lanolin (Wool)

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

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.

EWG

CIR

Safe as used

Pregnancy

Yes

Concentration Guide

CIR lists it as not reported to be in use.

CIR · report published 2015

Regulatory Status

USA✔ permitted

EU⚠ restricted

JAPAN⚠ restricted

CANADA⚠ restricted

Regulatory Agencies

EWG CIR FDA EU COSING Health Canada

Verified Jun 2026

Data: CosIng · EWG · CIR