Pu-erh tea, rooibos tea and chrysanthemum tea are all able to laxative. Pu-erh tea is a kind of fermented tea, the cold components in this tea are degraded, and it also has the function of nourishing the stomach, warming the stomach, promoting food digestion and helping intestinal peristalsis. Pu-erh tea is suitable for a wide range of people, even patients with weak spleen and stomach can drink it. Luo Han Guo tea has the function of clearing the lung and throat, relieving cough and laxative. Drinking Luo Han Guo tea can help improve the symptoms when coughing and phlegm are present. Chrysanthemum tea has the function of clearing heat and detoxifying, nourishing the liver and eyesight, and reducing water and swelling. Drinking chrysanthemum tea appropriately can not only help eliminate the symptoms of mouth and tongue sores, but also promote intestinal peristalsis and help the discharge of feces in the intestines. Luo Han Guo tea and chrysanthemum tea are relatively cold in nature, so people with a cold spleen and stomach should try to drink less.