INCI name

CI 16185

CI 16185 (amaranth)

Colorantreviewed

A red azo colorant, also used in food as E123.

What it is

CI 16185 is the Colour Index number of amaranth, a red monoazo dye also known as food additive E123. CosIng lists it as a colorant. In the EU it is listed in Annex IV (allowed colorants), with purity criteria; the EU data also link it to an entry in Annex II (prohibited substances).

Where it is used

Used in coloured cleansers, soaps, bath products and other tinted products.

Limits of interpretation

The INCI list shows which ingredients are present, not how much of each. Above 1%, ingredients are listed in descending order of weight; below 1% the order is free.

See the EU regulation section for what the Annex II and Annex IV entries cover and how they apply. Colorants are named by CI number and may appear in any order.

Functions

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.

EU regulation

EU · Annex IV, entry 33Trisodium 3-hydroxy-4-(4'-sulphonatonaphthylazo)naphthalene-2,7-disulphonate
Conditions and warnings
Purity criteria as set out in Commission Directive 95/45/EC (E 123)
As of
3 November 2026 · (EC) 2009/1223
EU · Annex II, entry 1350Trisodium 3-hydroxy-4-(4'-sulphonatonaphthylazo)naphthalene-2,7-disulphonate (Acid Red 27; CI 16185) when used as a substance in hair dye products
As of
3 November 2026 · (EC) 2013/344

Products with this ingredient (28)

Check a full ingredient list