Chia is a small annual herb that grows in central and southern Mexico and Central America. It has been cultivated by the Aztecs for thousands of years, who used it as a food source and for medicinal purposes. The chia plant produces seeds that are rich in nutrients such as omega-3 fatty acids, fiber, vitamins, minerals, and antioxidants. These seeds have become popular in recent years due to their health benefits, and they can be used in a variety of foods or consumed on their own as a nutritious snack.