murphyMagnesium Laureth-3 Sulfosuccinate
molecular structure · PubChem
Synthetic
Cleanser
Not Clean
OriginDerived from lauryl alcohol and ethylene oxide, combined with succinic acid and magnesium salts. Synthesized through ethoxylation of lauryl alcohol followed by sulfosuccinylation and magnesium salt formation.
Poly(oxy-1,2-ethanediyl), .alpha.-dodecyl-.omega.-3-carboxy-1-oxo-2-sulfopropyloxy-, magnesium salts (3 mol EO average molar ratio)
CAS #
68311-03-5; 39354-45-5; 58450-52-5; 40754-59-4; 42015-08-0; 68815-56-5
Form
Powder
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
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.
Surfactant Cleansing
Anti-Inflammatory
Fights Acne
Antioxidant
Removes dirt and impurities
Lifts away dirt and oil
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed1 review →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
4
CIR
Safe as used
Pregnancy
Yes
Concentration Guide
CIR lists it as not reported to be in use.
CIR · report published 2015
Regulatory Agencies
Verified Jun 2026
Data: CosIng · EWG · CIR