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Surfactant

TEA-C10-15 ALKYL SULFATE

55

Safety score · 0–100

Moderate

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

A triethanolamine salt of C10–15 alkyl sulfate. Strong cleanser used in shampoos and body washes; the TEA pairing means manufacturers must avoid co-formulation with nitrosating preservatives.

Function

FOAMINGSURFACTANT - CLEANSING

Skin benefits

  • Effective foaming and cleansing surfactant
  • Compatible with hard water
  • Inexpensive workhorse in mass-market shampoos

Known concerns

  • TEA can form nitrosamines if used with nitrosating agents
  • Skin and eye irritation in leave-on use
  • Sulfate plus amine combination disliked by sensitive scalps

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, so always read the physical product label and consult a healthcare professional for personal concerns.