Many colouring matters for butter are sold under different names, the commonest of which is that known as 'annatto', which is an oil extract of seed coats of Bixa orellana. This, as well as many ...

Annatto, a natural food colouring derived from the seeds of the achiote tree (Bixa Orellana), is widely used in the food industry to impart vibrant hues ranging from yellow to deep orange-red.