:Collect cinnamon trees more than 5 years old in the fall, peel off the bark and branch bark. After peeling off the skin of cinnamon, pay attention to the callus antiseptic film to wipe the wound, promote the growth of wound healing tissue, disease prevention, soil protection, anti-freezing. Finally, peeled cinnamon in the sun or shade to dry.

Concoction of cinnamon

Pick the dried cinnamon to remove impurities, scrape off the surface of the brown skin, when used, ground into powder, you can get the cinnamon powder that we usually see most often; or soak in warm boiled water, and then sliced, sliced and dried to spare.

Toxicity of cinnamon

Cinnamon column is a pungent and hot medicine, the toxicity of 'small', the dosage should not be too large. Excessive use is prone to toxic reactions such as dizziness, dizziness, cough and thirst.

Chemical composition of cinnamon

The main components of the volatile oil extracted from cinnamon are cinnamaldehyde, cinnamic acid ethyl ester, benzaldehyde, coumarin, and trans-cinnamic acid.

Pharmacological study of cinnamon

Cinnamaldehyde has obvious sedative effect on mice, but also can regulate the symptoms of dyskinesia; decoction of cinnamon can improve the symptoms of myocardial ischemia in rabbits; cinnamic acid sodium can dilate blood vessels, and effectively promote blood circulation; cinnamon oil has an aromatic odor, and it can promote gastric secretion, and it has gastric effect. Cinnamon oil has a good bactericidal effect, especially for gram-positive bacteria.