Tartary Buckwheat Tea: According to Compendium of Materia Medica, Tartary Buckwheat tastes bitter, calms the cold, tonifies qi, nourishes the mind, benefits the eyes and ears, and has the functions of lowering qi, relaxing intestines and strengthening the stomach. Modern clinical observation shows that tartary buckwheat powder and its products have the functions of lowering blood sugar, lowering blood fat and enhancing human immunity, and have good curative effects on patients with diabetes, hypertension, hyperlipidemia, coronary heart disease, stroke and so on.