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Surfactant

SODIUM C12-15 ALKETH SULFATE (FORMERLY SODIUM C12-15 PARETH SULFATE)

CAS 91648-56-5
76

Safety score · 0–100

Fine

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

A C12-15 alkyl ether sulfate of the SLES family with variable EO content. The slightly longer alkyl blend nudges it a touch milder than C12-13 variants — a workhorse foaming cleanser in shampoos and body washes.

Function

SURFACTANT - CLEANSING

Skin benefits

  • Reliable foaming and cleansing
  • Widely used industry-standard surfactant
  • Slightly milder C12-15 chain blend

Known concerns

  • Variable EO chain length introduces batch-to-batch variability
  • Possible 1,4-dioxane impurity

References

EU

EU CosIng database

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

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C12-15 ALKETH-4 (FORMERLY C12-15 PARETH-4)
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Same plant / compound family

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SODIUM C12-15 ALKETH-3 SULFATE (FORMERLY SODIUM C12-15 PARETH-3 SULFATE)
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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.