INCI name

CI 45430

Erythrosine (CI 45430)

Colorantreviewed

A red xanthene colorant, also used in food as E127, regulated in Annex IV.

What it is

CI 45430 is the Colour Index number of erythrosine, an iodine-containing red colorant of the xanthene class (disodium 2-(2,4,5,7-tetraiodo-6-oxido-3-oxoxanthen-9-yl)benzoate), also known as food additive E127. CosIng lists it as a colorant. In the EU it is listed in Annex IV (allowed colorants), with purity criteria.

Where it is used

Used to colour lip products, makeup, toothpastes, soaps and bath 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 the applicable conditions. 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 80Disodium 2-(2,4,5,7-tetraiodo-6-oxido-3-oxoxanthen-9-yl)benzoate and its insoluble barium, strontium and zirconium lakes, salts and pigments
Conditions and warnings
Purity criteria as set out in Commission Directive 95/45/EC (E 127)
As of
3 November 2026 · (EC) 2009/1223
EU · Annex II, entry 13372',4',5',7'-Tetraiodofluorescein, its disodium salt (Acid Red 51; CI 45430) and its aluminium salt (Pigment Red 172 Aluminium lake) when used as a substance in hair dye products
As of
3 November 2026 · (EC) 2013/344

Products with this ingredient (18)

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