Health tea and preparation method thereof

The invention discloses health tea. The health tea is prepared from, by weight, 10-25 parts of black tea, 5-15 parts of Fructus Lycii, 5-10 parts of Radix Astragali, 5-20 parts of Radix Rehmanniae, 5-15 parts of Radix Glycyrrhizae, 5-15 parts of longan pulp, 5-15 parts of Herba Centellae, 5-15 parts of Fructus Ziziphi Jujubae, 5-10 parts of gingers, 5-10 parts of brown sugar, 5-10 parts of Fructus Foeniculi, 10-20 parts of white tea, 10-20 parts of coreopsis tinctoria, 10-20 parts of Flos Rosae Rugosae and 5-15 parts of Herba Taraxaci, wherein the longan pulp and the brown sugar are both native to Lingshan County, Qinzhou City in Guangxi. A preparation method of the health tea includes grinding the raw materials of the health tea, screening, adding honey into powder, well mixing, balling, bagging, adding water for decocting, filling and sterilizing. The health tea keeps original properties of the raw materials to the greatest extent, is simple and convenient to prepare and good to taste and has efficacies of skin moistening, heat clearing, detoxifying, blood nourishing, Yin nourishing, liver strengthening, bowel relaxing, sleep promoting and immunity improving.