1, rock sugar is mainly a kind of crystalline sugar made of white sugar as raw material. From the point of view of traditional Chinese medicine, rock sugar can tonify the middle energizer, moisten the lung, relieve cough, eliminate phlegm and phlegm, and improve dizziness, headache caused by deficiency of qi and blood and loss of appetite caused by weakness of spleen and stomach. It can also improve the symptoms of cough and expectoration.

2. However, it should be noted that excessive intake of sugar in rock candy may increase blood sugar, so diabetics should use it with caution. Moreover, excessive sugar intake is not conducive to local skin healing, so people with trauma should use rock sugar with caution.