Tea stems refer to the stems of tea leaves, can be drunk, but pay attention to the amount of intake, and is not recommended to drink on an empty stomach. Tea stems belong to the part of the stem, with the role of helping plants to transport nutrients, and tea stems also contain certain sugar substances, amino acids, etc., appropriate to drink, for human health more than no harm. But tea stems also contain caffeine, theophylline and other substances, drink too much, may cause increased gastric acid secretion, gastrointestinal symptoms, especially in the fasting state, the symptoms are more obvious. Therefore, can be appropriate to drink, but do not recommend drinking on an empty stomach. It is usually recommended to drink more boiled water is better, can better promote the body’s metabolism.