Sophora japonica is the flower or bud of Sophora japonica, a deciduous tree in Leguminosae. Sophora japonica has been regarded as a "medicine for cooling blood" by doctors in past dynasties. Its nature is bitter and cold, non-toxic, and it belongs to the liver and large intestine meridian, and it has the functions of clearing heat and purging fire, cooling blood and stopping bleeding. Modern pharmacological research shows that rutin contained in Sophora japonica can enhance the resistance of capillaries, improve the fragility of blood vessel walls, and prevent cerebrovascular rupture in patients with hypertension. In addition, Sophora japonica also has the functions of lowering blood pressure, resisting edema and resisting inflammation.

Tips: The efficacy of Sophora japonica can only be reflected by oral administration.