Rio trading cinnamon 250mg 60 vegicaps helps maintenance of a healthy blood sugar level 4 1 strength extract equal to 1000mg the historical use of cinnamon cinnamomum zeylanicum as both food and supplement stretches back over many centuries records show that it was already in use in china over 4 000 years ago more recently it has become apparent that supplementing with cinnamon can contribute to normal blood sugar levels and it can be safely used for extended periods of ti