The invention provides a health-care tea for removing blood fat and reducing blood sugar. Lotus leaves, trichosanthes powder, raw hawthorn, reed root, green tea, lotus flower, joints of lotus roots and gynostemma pentaphylla are selected as raw materials, are concocted and processed to obtain the health-care tea. The health-care tea can reduce blood fat, treat fatty liver, reduce blood pressure, clean up blood trash, achieves the aim of blood purification, has the efficacies of clearing heat away, promoting fluid, quenching thirst and moistening witheredness, has good mouthfeel, and is convenient to take and easy to accept by patients. Mass clinical trials shows that patients with fatty liver or high blood fat drinks the health-care tea and can reduce the blood fat in a normal range within four to five months; if the patients drink the tea for a long time, the health-care tea can achieve better effect and has good functions of preventing diabetes, high blood fat, high blood pressure and fatty liver.