Is Natural Yellow 13 vegetarian?

Kaempferol (3,4′,5,7-tetrahydroxyflavone) is a natural flavonol found in a wide variety of plants and plant-derived foods including kale, tea, spinach, broccoli, and propolis. It is a yellow crystalline solid named after 17th-century German naturalist Engelbert Kaempfer, and is used as a natural yellow colourant identified as C.I. Natural Yellow 13.

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.