Surfactant ingredient

Oleth-5

A polyethoxylated (5 EO units) ether of oleyl alcohol with intermediate HLB, used as a nonionic emulsifier and co-solubilizer in cosmetic formulations.

emulsifiersurfactantsolubilizer

Benefits

  • Intermediate HLB emulsifier for flexible emulsion systems
  • Assists solubilization of lipophilic actives

Watch for

  • Ethoxylated ingredient; possible trace 1,4-dioxane impurities
At a glance
CategorySurfactant
IrritancyLow–moderate
Beginner-friendlyYes
In your routine

Generally well-tolerated and easy to layer.

Found in 1 product
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Products with Oleth-5

Advanced Night Repair Synchronized Multi-Recovery ComplexSerum
Estée Lauder
Advanced Night Repair Synchronized Multi-Recovery Complex