Annatto is an orange-red food coloring or condiment made from the seeds of the achiote tree (Bixa orellana). Additionally, annatto is used as a condiment to enhance the flavor of dishes due to its slightly sweet and peppery taste. Its aroma is best described as nutty, peppery, and floral.It comes in several forms, including powder, paste, liquid, and as an essential oil. 
It has been associated with various potential health benefits - Annatto contains numerous plant-based compounds with antioxidant properties, including carotenoids, terpenoids, flavonoids, and tocotrienols, Annatto has cancer-fighting potential, 
Annatto is high in carotenoids, which may benefit eye health, Annatto is a good source of vitamin E compounds called tocotrienols, which may protect against age-related heart issues, Several test-tube studies indicate that annatto compounds may reduce numerous markers of inflammation.