Annatto nor Bixin | Natural Orange 4. Annatto is an orange-red food coloring from the seeds of the achiote tree (Bixa orellana) which is native to tropical regions of Mexico to Brazil. It is often used as a yellow or orange to colour food, sometimes for its flavour and aroma and can also be used to dye fibre. Produces beautiful rich gold yellow using copper or alum mordants.
Annatto Nor bixin . CI 75120 . Origin: Natural colour isolated from the seeds of the annatto tree (Bixa orellana ). Annatto is the name of the crude extract and nor bixin the water-soluble colour.