The invention provides a drinking tea capable of eliminating toxins. The drinking tea contains the following components by weight: 200 grams of red dates, 300 grams of herba houttuyniae, 200 grams offlos lonicerae, 300 grams of mulberry leaf, 300 grams of radix puerariae, 500 grams of herba portulacae, 300 grams of semen sterculiae lychnophorae, 350 grams of stigmata maydis, 300 grams of radix glycyrrhizae, 150 grams of perilla, 300 grams of hawthorn fruit, 200 grams of germinated barley, 200 grams of Chinese rose flower, 500 grams of bulbus lilii, 500 grams of rose flower. A preparation method of the tea comprises the following steps: preparing the raw materials according to the above weight ratio, pouring all the raw materials into a crushing machine, performing crushing to 150 meshes or more, performing full mixing, and putting the mixed drinking tea into tea bags, wherein 5 grams of tea is put into each bag. The drinking tea is prepared by processing the pure natural raw materials, and the drinking tea has a wide range of suitable people, and no any side effects; and the prepared drinking tea is packed into the tea bags for storage, thereby being convenient to carry and use.