Annatto seed´s history:

Annatto is a seed that comes from Central and South America. The seeds and pulp have been used for hundreds of years for different purposes: as a dye, medicine, and as an ingredient. It is a naturally intense dye that can range in color from bright yellow to deep orange.

Annatto is a key flavor component in many Latin American dishes.

Nutrition Facts:

Annatto is a natural food coloring and condiment that is extracted from the seeds of the achiote fruit. Annatto has a rich source of antioxidants, minerals, and dietary fiber. The high concentration of tocotrienols (similar effects as vitamin E) makes it substance powerful and it can help us in many different ways.

Health Benefits of Annatto seed:

1- Relieves Skin Disorders:
The anatto has disinfectant, detoxifying, antiseptic, antifungal, and antioxidant properties, so it is ideal for clearing up skin disorders such as eczema, dryness, and fungal infections.

2- Salmonella Protection:
Salmonella is one of the most dangerous causes of foodborne illnesses in the world. Coriander has unusually high levels of duodenal, which is a natural compound that is twice as powerful an antibiotic as the leading treatment for salmonella-based illness.

3- Improves Bone Health:
Coriander is a rich source of calcium and other essential minerals, which are integral components of bone regrowth and durability, as well as protect against osteoporosis. Adding even a small amount of coriander to your diet can help keep your bones healthy and strong.

https://www.thespruceeats.com/what-is-annatto-1328462
https://www.organicfacts.net/health-benefits/herbs-and-spices/health-benefits-of-coriander.html