Skip to content

Surfactant

SODIUM LAURETH-11 CARBOXYLATE

CAS 33939-64-9
70

Safety score · 0–100

Fine

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

A mild anionic ether-carboxylate surfactant used as a gentler alternative to sulfates. Well tolerated but is ethoxylated, so trace 1,4-dioxane is a concern.

Function

CLEANSINGFOAMINGSURFACTANT - CLEANSING

Skin benefits

  • Mild surfactant alternative to sulfates
  • Good foaming with low irritation
  • Compatible with skin and hair

Known concerns

  • Ethoxylated; possible residual 1,4-dioxane
  • Mild irritation in leave-on at high %

References

EU

EU CosIng database

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

Related surfactants

70
AMMONIUM DIMETHICONE PEG-7 SULFATE
Surfactant
 70
AMMONIUM LAURETH-6 CARBOXYLATE
Surfactant
 70
AMMONIUM PALM KERNEL SULFATE
Surfactant
 70
AMMONIUM TALLATE
Surfactant
 70
ARACHIDETH-20
Surfactant
 70
BEHENETH-20
Surfactant
 70
BENZALKONIUM MONTMORILLONITE
Surfactant
 70
C11-15 PARETH-15
Surfactant

Check your shelf

Find SODIUM LAURETH-11 CARBOXYLATE in your products.

Scan any cosmetic product with LuxSense to see if it contains SODIUM LAURETH-11 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.