Surfactant ingredient

Isoceteth-25

A polyethoxylated isocetyl alcohol with 25 ethylene oxide units, used as an emulsifier and solubilizer in cosmetic formulations.

Also known as: polyethoxylated isocetyl alcohol (25 EO)

emulsifiersolubilizersurfactant

Benefits

  • Solubilizes oils and fragrances in water-based formulas
  • Stabilizes emulsions at high ethoxylation degree
  • Mild on skin compared to ionic surfactants

Watch for

  • PEG derivatives may be less suitable for damaged skin barriers; generally considered low-risk at cosmetic use levels
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 Isoceteth-25

Zero Pore Serum 2.0Serum
Medicube
Zero Pore Serum 2.0