Cinnamon kernel can be eaten, but cinnamon kernel is hard, not easy to bite, in daily life is rarely eaten directly, you can soak water or porridge method of consumption. Cinnamon, also known as longan, is a plant of the genus Longan of the family Sapindaceae. Cinnamon is rich in nutrients, according to the data provided by the Chinese Center for Disease Control and Prevention Nutrition and Health, every 100 grams of cinnamon contains 1.2 grams of protein, 16.6 grams of carbohydrates, also contains calcium, phosphorus, potassium, sodium, magnesium and other trace elements. Therefore, cinnamon can be a good supplement for the human body. However, cinnamon kernel is generally not directly eaten, it is hard, not easy to bite, usually by soaking water or porridge method of consumption.