Is Reactive Blue 2 vegetarian?

Cibacron Blue F3GA is a synthetic reactive anthraquinone dye widely used as a textile dye and as an affinity chromatography ligand for protein purification, particularly for binding enzymes that use adenine nucleotides. It is classified as Reactive Blue 2 in the Colour Index.

An ingredient is considered vegetarian if it avoids components derived from killing an animal.

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.