Cinnamon is one of the most popular and recognized spices in the world, which is derived from the bark of a number of trees that fall within the Cinnamomum genus. Cinnamon bark has been used for flavouring both sweet and savoury dishes for thousands of years. The cinnamon tree is native to a number of places including Sri Lanka, India, China, and even parts of Africa. True cinnamon is the species found in Sri Lanka. The most impressive health benefits of cinnamon sticks include its ability to help manage diabetes, protect against fungal infection, increase brain function, improve digestion, and boost the strength of the immune system.