Cinnamon is the dried bark of the perennial tree of Cinnamomum zeylanicum of the Lauraceae family. True cinnamon is native to Sri Lanka. Cinnamon is originally grown wild in central hill country of Sri Lanka. Cinnamon was a precious spice in the west during 14th -15th centuries and its’ primary use was to preserve meat and to retard the growth of bacteria. Cinnamon is mostly used in cooking and baking. Cinnamon is a versatile spice which can be added to any food item such as salads, confectionaries, beverages, soups, stews and sauces. Cinnamon drink made by immersing pieces of bark in hot water is popular among Latin American countries. Cinnamon flavored tea is becoming popular. Cinnamon leaf and bark oils are used to flavor food products, in perfumery industry and in pharmaceutical industry. Cinnamon is unique plant which has essential oil in leaves, bark and roots but chemical composition of them are completely different from each other. Essential oils are produced from both bark and leaves; major chemical in bark oil is Cinnamaldehyde and in leaf oil Euginol.