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INCI ingredient

Potassium Lauryl Sulfate

Potassium Lauryl Sulfate appears on 2 ingredient lists in our database, most often in shavings.

What it triggers

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

If a product lists Potassium Lauryl Sulfate, its sulfate-free answer is No. Nothing else changes.

What it does

Potassium Lauryl Sulfate appears on 2 ingredient lists in our database, most often in shavings.

On the label it counts as sulfate, which is why a product that lists it cannot be sulfate-free.

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

Functions: surfactant - emulsifying, surfactant - cleansing

Products with Potassium Lauryl Sulfate

in 2 products

Showing 2 of 2 products with this ingredient, most scanned first.

In the EU ingredient database

Functions listed by CosIng
  • surfactant - emulsifying
  • surfactant - cleansing
  • surfactant - emulsifying: Helping suspensions or dispersions of liquids in a second liquid by reducing the surface tension of the substances to be emulsified.
  • 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 4706-78-9 · EC 225-190-4

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