Moderate consumption of maté tea is not harmful to the liver. Matei tea belongs to the holly family of large-leaved perennial woody plants, mostly found in Argentina and other countries in the Middle East. Each 100G of Maté tea contains 12g of carbohydrates, 1.1g of protein, 0.37g of Maté polyphenols, 3.1mg of vitamin C, vitamin B10.63mg and so on. Proper consumption of Maté Tea can promote intestinal health and relieve body fatigue. Appropriate consumption of Maté tea will not cause significant harm to the liver. However, if the storage conditions of MADEI tea are not good, such as places with humid air and mosquitoes, the quality of MADEI tea may be adversely affected. Under the above circumstances, maté tea may be moldy and contain harmful bacteria. Long-term consumption of spoiled maté tea may cause certain damage to liver function.