Is Food Green 3 vegan?
Food Green 3
Green 3, also known as Fast Green FCF or FD&C Green No. 3, is a synthetic turquoise triarylmethane food colouring dye used in select confectionery, dessert, mint, and beverage products. It is permitted in the United States but is not authorised in the European Union. It is one of the less commonly used certified food dyes in modern formulations.
| Also known as | Benzenemethanaminium, N-ethyl-N-(4-((4-(ethyl((3-sulfophenyl)methyl)amino)phenyl)(4-hydroxy-2-sulfophenyl)methylene)-2,5-cyclohexadien-1-ylidene)-3-sulfo-, hydroxide, inner salt, disodium salt, Benzenmethanaminium, N-ethyl-N-(4-((4-(ethyl((3-sulfophenyl)methyl)amino)phenyl)(4-hydroxy-2-sulfophenyl)methylen)-2,5-cyclohexadien-1-yliden)-3-sulfo-, hydroxid, inneres Salz, Dinatriumsalz, CI 42053/ FAST GREEN FCF, Dihydrogen (ethyl)[4-[4-[ethyl(3-sulphonatobenzyl)amino](4-hydroxy-2-sulphonatobenzhydrylidene]cyclohexa-2,5-dien-1-ylidene](3-sulphonatobenzyl)ammonium, disodium salt, Dihydrogen (ethyl)[4-[4-[ethyl(3-sulphonatobenzyl)amino](4-hydroxy-2-sulphonatobenzhydrylidene]cyclohexa-2,5-dien-1-ylidene](3-sulphonatobenzyl)ammonium, disodium salt (CI 42053), Fast Green FCF, FD&C Green No. 3, Food Green 3, Green 1724, Solid Green FCF |
|---|---|
| INCI name | Food Green 3 |
| E number | E143 |
| CAS number | 2353-45-9 |
| EC number | 219-091-5 |
| CI number | CI 42053 |
| CosIng ID | 33923 |
| Last reviewed | 29 May 2026 |
An ingredient is considered vegan if it contains no animal-derived components at any point in its production.
Classifications are made to the best of our knowledge based on available scientific and regulatory sources. We cannot guarantee the accuracy of every entry, errors in the sources we draw from can always occur. This tool also cannot account for cross-contamination, which depends entirely on individual suppliers and producers. If you believe a classification is incorrect, you can report an issue.
