Is Acid Yellow 59 vegan?
Acid Yellow 59
CI 18690 is a monoazo colorant classified as a chromium complex dye, chemically identified as hydrogen bis[2-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]benzoato(2-)]chromate(1-), used as a coloring agent in cosmetics.
| Also known as | Hydrogen bis[2-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]benzoato(2-)]chromate(1-) |
|---|---|
| INCI name | Acid Yellow 59 |
| CAS number | 5601-29-6 |
| EC number | 227-022-5 |
| CI number | CI 18690 |
| CosIng ID | 32733 |
| Last reviewed | 14 July 2026 |
An ingredient is considered vegan if it contains no animal-derived components at any point in its production.
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