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INCI ingredient

Methyl Trimethicone

Methyl Trimethicone appears on 17 ingredient lists in our database.

What it triggers

  • Vegan originNot sureorigin not on file
  • FragranceNonot a perfume ingredient
  • ParabenNonot a preservative of this family
  • SulfateNonot a sulfate surfactant
  • SiliconeYesthis is a silicone
  • AlcoholNonot a drying alcohol

If a product lists Methyl Trimethicone, its silicone-free answer is No. Nothing else changes.

What it does

Methyl Trimethicone appears on 17 ingredient lists in our database.

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

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

Functions: hair conditioning, solvent, skin conditioning - miscellaneous

In the EU ingredient database

Functions listed by CosIng
  • hair conditioning
  • solvent
  • skin conditioning - miscellaneous
  • 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.
  • solvent: Dissolving other components of cosmetics. Solvents are usually liquids (aqueous and nonaqueous).
  • skin conditioning - miscellaneous: Enhancing the appearance of dry and/or damaged skin by reducing flaking and restoring suppleness.

CAS 17928-28-8

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