Similarities and differences in efficacy between cinnamon and cassia twigs

Cinnamon is the bark of cinnamon, a Lauraceae tree It is mainly produced in Guangxi, Guangdong, Hainan and other places It is processed into various specifications due to different peeling parts and quality The common ones are qibiangui, Bangui, Guitong and so on They are used for production Cinnamomum twig is the tender branch of Cinnamomum cinnamomi, a Lauraceae tree The same point: both of them have pungent and sweet taste, homing, spleen, liver and kidney meridian All of them can dispel cold and relieve pain, warm and pass meridians, and can treat cold blood coagulation and stasis syndrome, wind cold dampness Bi syndrome and other internal cold syndrome It can also help the Yang Qi of heart, kidney and spleen It is often used in the Yang deficiency syndrome of the above three organs They are easy to enter the camp and move blood, so they should not be used more or taken for a long time; those who are full of excess heat, yin deficiency and yang hyperactivity, and blood fever should not use them, pregnant women should use them with caution; they should not be used for a long time, but should be used later Differences: Cinnamomum cassia has a great heat, which is longer than warm and cold It is often used to treat the syndrome of cold in the interior It can also supplement the fire and help the Yang, cause the fire to return to the original It can also be used to treat the deficiency of kidney yang, the chills of limbs, the weakness of waist and knees, the frequent urination at night, the impotence and palace cold, the premature ejaculation of spermatozoa and the deficiency of asthma and palpitation Compared with cinnamon, cassia twigs are less warm in nature Cassia twigs also enter lung meridian, and open up sweating, warm yang in Wei Fen, so that Ying blood can flourish on the muscle surface, so it is longer than dispersing cold on the surface, which is used for wind cold syndrome and upper extremity shoulder and arm pain syndrome; it also has the effect of Yang, Qi, water and swelling, which can cure kidney and bladder Yang deficiency, cold and coagulation, dyspnea, diarrhea, edema and phlegm drink syndrome In a word, cinnamon and its twigs are from the same tree, one is its bark, the other is its twigs All of them have the functions of warming blood, assisting gasification, dispersing cold and coagulating But cinnamon is good at warming and dispelling cold, entering the lower Jiao and tonifying the kidney yang; cinnamon twigs are good at dispersing cold, mainly ascending and channeling the meridians, which should be paid attention to in clinical use.