Skip to content

Surfactant

SODIUM LAURETH-13 CARBOXYLATE

CAS 33939-64-9
76

Safety score · 0–100

Fine

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

A laureth ether carboxylate with about 13 ethoxylation units — a workhorse mild cleanser that combines good foaming with a lower irritation profile than equivalent sulfate-based surfactants in face and body washes.

Function

CLEANSINGSURFACTANT - EMULSIFYINGFOAMINGSURFACTANT - CLEANSING

Skin benefits

  • Mild yet effective cleansing
  • Good foam structure
  • Compatible with sensitive-skin systems

Known concerns

  • Possible 1,4-dioxane traces from ethoxylation
  • Less foam density than sulfate analogs
  • Higher cost than commodity surfactants

References

EU

EU CosIng database

European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.

Related surfactants

76
C10-16 ALKETH-2 (FORMERLY C10-16 PARETH-2)
Surfactant
 76
C12-13 ALKETH-12 CARBOXYLIC ACID (FORMERLY C12-13 PARETH-12 CARBOXYLIC ACID)
Surfactant
 76
C12-14 ALKETH-2
Surfactant
 76
C12-14 SEC-PARETH-3
Surfactant
 76
C12-14 SEC-PARETH-5
Surfactant
 76
C12-15 ALKETH-12 CARBOXYLIC ACID (FORMERLY C12-15 PARETH-12 CARBOXYLIC ACID)
Surfactant
 76
C12-15 ALKETH-2 PHOSPHATE (FORMERLY C12-15 PARETH-2 PHOSPHATE)
Surfactant
 76
C12-15 ALKETH-4 (FORMERLY C12-15 PARETH-4)
Surfactant

Check your shelf

Find SODIUM LAURETH-13 CARBOXYLATE in your products.

Scan any cosmetic product with LuxSense to see if it contains SODIUM LAURETH-13 CARBOXYLATE and get a full ingredient breakdown with safety scores.

This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve, so always read the physical product label and consult a healthcare professional for personal concerns.