Is Acid Blue 9 Aluminum Lake vegetarian?
Acid Blue 9 Aluminum Lake
Vegetarian
Vegetarian
Vegan
Vegan
Acid Blue 9 Aluminum Lake is a triphenylmethane colorant formed as the aluminium salt lake of the synthetic dye Acid Blue 9 (also known as Brilliant Blue FCF), used as a pigment in cosmetics.
| Also known as | Brilliant Blue FCF Aluminum Lake, N-Ethyl-N-[4-[[4-[ethyl(3-sulfophenyl)methylamino]phenyl](2-sulfophenyl)methylene)-2,5-cyclohexadien-1-ylidene]-3-sulfobenzenemethanaminium inner salt, aluminium salt, N-Ethyl-N-[4-[[4-[ethyl(3-sulfophenyl)methylamino]phenyl](2-sulfophenyl)methylene)-2,5-cyclohexadien-1-ylidene]-3-sulfobenzenemethanaminium inner salt, aluminium salt (CI 42090:2) |
|---|---|
| INCI name | Acid Blue 9 Aluminum Lake |
| CAS number | 10043-01-3 |
| EC number | 272-939-6 |
| CI number | CI 42090:2 |
| CosIng ID | 54157 |
| Last reviewed | 9 July 2026 |
An ingredient is considered vegetarian if it avoids components derived from killing an animal.
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