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INCI ingredient

Quaternium-18

Quaternium-18 appears on 10 ingredient lists in our database, most often in body and face oils.

What it triggers

  • Vegan originYesno animal source
  • FragranceNonot a perfume ingredient
  • ParabenNonot a preservative of this family
  • SulfateNonot a sulfate surfactant
  • SiliconeNonot a silicone
  • AlcoholNonot a drying alcohol

What it does

Quaternium-18 appears on 10 ingredient lists in our database, most often in body and face oils.

It does not belong to any of the six groups we check, so it never changes a verdict.

We have not written the plain-language note for this ingredient yet; the facts above come straight from how it is classified.

Functions: antistatic, hair conditioning, surfactant - cleansing

In the EU ingredient database

Functions listed by CosIng
  • antistatic
  • hair conditioning
  • surfactant - cleansing
  • antistatic: Preventing and/or reducing static electricity by neutralising electrical charge on surfaces.
  • hair conditioning: Enhancing the appearance and feel of hair. Leaving the hair easy to comb, supple, soft and shiny and/or imparting volume, lightness, gloss, texture, etc.
  • surfactant - cleansing: Wetting body surfaces, emulsifying or solubilizing oils, and suspending soil (generally, such ingredients contribute to the foaming and lathering properties of cleansing products).

CAS 61789-80-8 · EC 263-090-2

EU regulation

Not on a restricted-substances annex. Listed as an allowed cosmetic ingredient.

Source: CosIng, European Commission. Informative, no legal value; the regulation text is the reference.

Classification from the INCI name; product lists from Open Beauty Facts.Report a mistake