Cinnamon comes from a tree. People use the bark to make medicine. Very high quality cinnamon form Kerala forest and ghats. it is pure cinnamon . Cinnamon bark is used for gastrointestinal upset, diarrhea, and gas. It is also used for stimulating appetite; for infections caused by bacteria and parasitic worms; and for menstrual cramps, the common cold, and the flu (influenza). Cinnamon bark, as part of a multi-ingredient preparation, is applied to the penis for premature ejaculation. In foods, cinnamon is used as a spice and as a flavouring agent in beverages. In manufacturing, cinnamon oil is used in small amounts in toothpaste, mouthwashes, gargles, lotions, liniments, soaps, detergents, and other pharmaceutical products and cosmetics. There are lots of different types of cinnamon. Cinnamon velum (Ceylon cinnamon) and Cinnamomum aromaticum (Cassia cinnamon or Chinese cinnamon) are commonly used. In many cases, the cinnamon spice purchased in food stores contains a combination of these different types of cinnamon.