Skip to content

Surfactant / Emulsifier

C11-15 PARETH-30

CAS 173244-48-9
68

Safety score · 0–100

Fine

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

C11-15 Pareth-30 is an ethoxylated fatty alcohol used as a nonionic surfactant and solubilizer in cleansers, lotions, and serums to blend oils into water-based formulas at neutral pH ranges.

Function

CLEANSING, SURFACTANT - EMULSIFYING, SURFACTANT - CLEANSING

Skin benefits

  • Effective nonionic surfactant and emulsifier
  • Solubilizes fragrances and oils in water-based formulas
  • Stable across a wide pH range
  • Improves spreadability of cleansers and lotions

Known concerns

  • Ethoxylated ingredient with potential 1,4-dioxane contamination if not purified
  • Can be mildly irritating to eyes at higher levels
  • Not suitable for ethoxylate-free or natural-positioning products

References

EU

EU CosIng database

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

Related surfactant / emulsifiers

Check your shelf

Find C11-15 PARETH-30 in your products.

Scan any cosmetic product with LuxSense to see if it contains C11-15 PARETH-30 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.