1. Warming the stomach and lowering the qi: it can relieve stomach discomfort and gastrointestinal indigestion.

2. tonifying the kidney and strengthening the yang: it is helpful for male impotence and other sexual dysfunctions.

3. Dispelling cold and dispersing cold: it is suitable for cold diseases such as cold and cough.

4. Promote blood circulation: it can enhance the function of the cardiovascular system and improve poor blood circulation.

However, Matou Rock Cinnamon also has certain contraindications:

1. Contraindicated in pregnant women: because Matou Rock Cinnamon has a warming effect, which can easily lead to uterine contraction, affecting the development of the fetus.

2. Hypertensive patients should not be used: horse-head rock cinnamon has a vasodilatory effect, for hypertensive patients may have adverse effects.

3. Excessive use: Excessive use of Matou Rock Cinnamon can lead to overheating of the body, causing sweating, dry mouth and other symptoms, and may also lead to palpitations, headaches and other discomforts.