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Surfactant

PROPYLENE GLYCOL CAPRETH-4

80

Safety score · 0–100

Good

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

A propylene-glycol-anchored ethoxylate of capryl alcohol with 4 EO units. Used as a mild non-ionic emulsifier and co-surfactant in cleansers and lotions, well tolerated at cosmetic-grade purity.

Function

SURFACTANT - EMULSIFYINGSURFACTANT - CLEANSING

Skin benefits

  • Mild non-ionic emulsifier and co-surfactant
  • Helps disperse oils into water for cleansers
  • Low-irritation profile in rinse-off

Known concerns

  • Ethoxylated material — needs purified, low-dioxane grade
  • Mild eye sting possible at high concentration
  • Propylene glycol component can rarely cause contact reactions

References

EU

EU CosIng database

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

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Same plant / compound family

80
PROPYLENE GLYCOL
Humectant
 84
PROPYLENE GLYCOL ALGINATE
Thickener
 81
PROPYLENE GLYCOL AZELATE ESTERS
Emollient
 78
PROPYLENE GLYCOL BEHENATE
Emollient
 55
PROPYLENE GLYCOL BUTYL ETHER
Solvent
 78
PROPYLENE GLYCOL CAPRYLATE
Emollient

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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.