← Home

Is Sudan Red 7B vegan?

Sudan Red 7B is a red diazo dye that is soluble in oils and insoluble in water. Chemically it is N-ethyl-1-[[p-(phenylazo)phenyl]azo]-2-naphthalenamine. It is a synthetic organic dye used for coloring oils, fats, and waxes.

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.