The juice of the Japanese pagoda tree or Saphora Japonica have demonstrated to strengthen vein walls and fix the permeability of the veins and capillaries. They are supportive in keeping the vein as healthy as it can be. They have proven to provide relief from symptoms of hemorrhoids, such as the itching, pain, and anxiety.
Pure rutin, a bioflavonoid from 100% natural saphora japonica, a Japanese flowering plant.
Sophora japonica contains both anti-hemorrhagic and anti-hemostatic substances. Sophora japonica reduces cerebral infarction partly as a result of its anti-oxidative and anti-inflammatory activities. Further study is required to determine the relationship between Sophora japonica -mediated reduction in cerebral infarction size and its effects on platelet aggregation and cardiovascular function.
Sophora japonica (kushen) grow widely on grass land,sand soil,road side,and red soil sunny side. nearly 12 species from inland China, disperse in north west china,especially aggregate in NingXia Province,GanSu Province,QingHai Province,XinJiang Province,and NeiMengGu Province of China,especially large quantity in middle area of NingXia Province,such as Salt City,LingWu,TaoLe and other sand soil area of NingXia Province which famous for thousands of herb medicine in west china. Sophora japonica (kushen) grow widely and disperse widely,also have good character of liveing in salt-soil and strong wind environment, so good for soil protection, and local farmers would like protect this plant Sophora japonica (kushen).
Sophora japonica (kushen) is a kind of Sub-Shrub,grow up to 50~120 cm,root column,skin outside appear yellow,stem and branches herbage like,color green,yellow hair on young stem.Singular feather shape leaves,cross grow,line shape stipule; leaves reach to 20-25cm length,with small leaves 5 to 21 pieces,oval shape,complete edge. flower 10-20cm, short hair,flower yellow to white,10 stamen,1 pistil.bloom from May to July, Fruit from july to September.Seed 3 to 7,color black,similar ball shape.
Dried flowers and buds of Sophora japonica ( Huaihua ) are a medicinal herb used in China, Japan and Korea to treat hemorrhoids and hematemesis. Main components of Sophora japonica include flavones, tetraglycosides, isoflavones, isoflavone tetraglycosides, triterpene glycosides, phospholipids, alkaloids, amino acids and polysaccharides. Moreover, Sophora japonica contains five main flavonoids of rutin, quercetin, isorhamnetin, isorhamnetin, genistein and kaempferol.
Rutin can be obtained from natural sources, in particular the flower buds of Sophora japonica or buckwheat herbage. For example, the drug material can firstly be extracted with hot water or lower alcohols, the extracts obtained concentrated and optionally defatted using suitable solvents. The crude rutin depositing on cooling can then be recrystallized from water or ethanol or dissolved by addition of alkali and precipitated again using acids.