**CINNAMON: Benefits, Side Effects, Uses, Dosage, Warnings?** Common Names: cinnamon, Ceylon cinnamon, cassia, cassia, cinnamon false, bastard cinnamon, cinnamon Padang cinnamon Saigon cinnamon Cochin. Scientific names: Cinnamomum verum (synonym: zeylanicum ) , Cinnamomum cassia (synonym: C . aromaticum ) and other Cinnamomum ... top In a cool, dry and protected from light. So that the powder sticks quickly lose their flavor; therefore, store in an airtight container.