The taste is crisp and refreshing. It contains a lot of protein, amino acids, trace elements, vitamins, edible cellulose, polyphenols and lotus root. It is easily digested and absorbed by the human body, and its medicinal value is quite high. Old and young women, good and sick, good food and nourishing Jiazhen. In the Qing Xianfeng years, it was appointed as a royal tribute; because of its sweetness, cool taste, and at the same time it has the health effects of clearing away heat and detoxification, losing weight, lowering blood pressure, blood fat, and removing body waste. It can be called true green. Contaminated food.