The bulk of jarred cinnamon we buy today comes from three varieties, Ceylon (milder and sweeter) Cassia (spicier flavor), and Saigon (a mix of both) and in two forms, cinnamon sticks and ground ...
Ten years ago, the cinnamon challenge was all the rage, resulting in many hospital visits. The challenge involved attempting to swallow a spoonful of powdered cinnamon without any water in one minute.