Betanin, or beetroot red, is a red glycosidic food dye obtained from beets; its aglycone, obtained by hydrolyzing the glucose molecule, is betanidin. As a food additive, its E number is E162.
The compounds of every Wikipedia article carrying a Chembox or a Drugbox, refreshed daily, with the values their infoboxes give. The pages need JavaScript; the API does not.