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Surfactant

SODIUM METHYL LAURATE SULFONATE

CAS 4016-21-1 Updated
68

Safety score · 0–100

Fine

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

About

A mild plant-derived sulfonate surfactant for cleansers and shampoos. Generally well tolerated on skin in rinse-off but the concentrate can seriously irritate eyes.

Function

CLEANSINGSURFACTANT - CLEANSING

Skin benefits

  • Mild anionic surfactant for cleansing
  • Biodegradable methyl ester sulfonate
  • Good foaming in cleansers

Known concerns

  • Causes serious eye damage at concentrate (H318)
  • Harmful to aquatic life with long-lasting effects (H412)
  • Can be drying with frequent use

References

EU

EU CosIng database

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

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