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INCI ingredient

T-butyl Alcohol

T-butyl Alcohol appears on 55 ingredient lists in our database, most often in sunscreens.

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

T-butyl Alcohol appears on 55 ingredient lists in our database, most often in sunscreens.

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: denaturant, solvent, perfuming

Products with T-butyl Alcohol

in 55 products

Showing 24 of 55 products with this ingredient, most scanned first.

In the EU ingredient database

Functions listed by CosIng
  • denaturant
  • solvent
  • perfuming
  • denaturant: Rendering cosmetics unpalatable. Mostly added to cosmetics containing ethyl alcohol to make it unsuitable for ingestion.
  • solvent: Dissolving other components of cosmetics. Solvents are usually liquids (aqueous and nonaqueous).
  • perfuming: Used for perfume and aromatic raw materials.

CAS 75-65-0 · EC 200-889-7

EU regulation

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

CosIng records a perfuming function for this 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