White sugar is mainly used to moisten lung and promote fluid production, and also has the effects of relieving cough, harmonizing middle energizer and benefiting lung, which can be used to improve symptoms such as cough with excessive phlegm and sticky phlegm caused by lung dryness. White sugar also has the effects of soothing the liver and regulating qi and removing bad breath. Proper consumption of some white sugar can help the body absorb calcium, but not excessive consumption, which may lead to an increase in blood sugar in the body. White sugar is mainly extracted from sugar cane or sugar beet.