skincarecheck
INCI ingredient

CI 42051

Also listed as: Cl 42051, CI 42051 [acid Blue 3, CI 42051. 220 Ppm Fluorid, Cl 42051 (Blue 3)

CI 42051 appears on 155 ingredient lists in our database, most often in shower gels.

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

CI 42051 appears on 155 ingredient lists in our database, most often in shower gels.

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: colorant

Products with CI 42051

in 155 products

Showing 24 of 155 products with this ingredient, most scanned first.

In the EU ingredient database

Functions listed by CosIng
  • colorant
  • colorant: Exclusively or mainly intended to colour the cosmetic product, the body as a whole or certain parts thereof, by absorption or reflection of visible light; (precursors of oxidative hair colorants shall be deemed colorants). All authorised colorants are substances in the positive list of Annex IV to the Cosmetics Regulation 1223/2009.

CAS 3536-49-0 · EC 222-573-8

EU regulation

Listed in Annex IV (ref. 60) of the EU Cosmetics Regulation. IV/60 (CI 42051) II/1356 (Acid Blue 3; CI 42051: when used as a substance in hair dye products) Purity criteria as set out in Commission Directive 95/45/EC (E 131)

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