The efficacy and function of black rice grass

Many people don’t know much about black rice grass. Black rice grass is also called green rice grass, or black rice grass, also called rice balls. Its juice is cooked with glutinous rice. It is very delicious and has the characteristics of rich fragrance. It looks very bright in color. It also has certain health care effects. It contains relatively high nutritional value and is rich in various amino acids and minerals. Let’s learn about this aspect.

The efficacy and function of black rice grass

The flowers of the blueberry tree contain ursolic acid, p-coumaric acid, shikimic acid, hawthorn acid, orientin, isoorientin, terpenoids, crystalline glycosides, blueberry glycosides, and beta-sitosterol-beta-D-glucoside. The main component of leaf pigment is quercetin.

In addition, there are amino acids, organic acids, and pigments in young leaves (3), old leaves (4), as well as phenols, tannins, reducing sugars, polysaccharides, proteins, etc. The main organic acids are oxalic acid, tartaric acid, citric acid and succinic acid, and the main sugars are glucose, sucrose, maltose, fructose, etc. The pigment contains 19 trace elements such as barium, boron, iron, and manganese. The pigment content in the leaves is about 18.7%, and the extract is black paste.

It has the aroma of longan, no peculiar smell, good hygroscopicity, and metal ions have no obvious effect on the pigment, but tin, aluminum and copper ions have an effect above 300ppm. The pigment of the fruit of the blueberry tree is dark red to blue, and its main component is cyanidine-3-glucoside (cyanidine-3-glucoside). Uses: The fruit can be eaten fresh. The leaves and fruits can be used to extract color and are used to color various foods. The leaves and fruits are used as medicine to treat heart and kidney deficiency, bronchitis; the roots can disperse blood stasis, reduce swelling, relieve pain, and treat bruises, swelling, toothache, etc. Harvesting and processing: The leaves are chopped and extracted with water, and the pigment can be obtained by concentration and refining.

practice

Eating black rice on the eighth day of the fourth lunar month is a folk custom in Xuancheng, Nanjing Lishui, Changzhou Liyang, Wuxi Yixing (Yili Mountain), Qingyuan Huangtian, and Zhukou. The method of making black rice is to boil the leaves of a shrub called "black rice grass" in a pot, then take its black juice and mix it into glutinous rice, then add lean meat and stir, and cook it over a low fire until it becomes black rice. It tastes fragrant and delicious, which increases people's appetite.