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水苏（Stachys sieboldii Miq）属于唇形科的多年生草本植物。别名螺丝菜、宝塔菜、地蚕。原产中国北部。17世纪传入蒙古、日本,19世纪末传入德国、英国、意大利、德国、比利时、瑞士、奥洲、美国、巴西等世界各国栽培。现在我国各地均有栽培,以块茎供食或药用。 一、食用及药用价值 水苏的块茎肉质脆嫩,每100克块茎含有碳水化合物及蛋白质为15—18克,营养价值较高,可制蜜饯、酱渍、腌渍品。它是我国传统罐藏酱菜之上品。同时还有很高的药用价值,具有消炎止咳,降压和镇静作用。我国西藏当地群众自古用它治疗肺结核、高血压和心脏病都有良好效果。水苏块茎含有生物活性物质,对碳水化合物和脂肪代谢有良好影响。可降低动脉压及减轻糖尿病,使血液中的葡萄糖降低40—60％,甘油三酸脂为30％。减缓血液凝结度为70％,并降低胆固醇含量。
Stachys sieboldii Miq is a perennial herb belonging to the family Labiatae. Alias screw vegetables, pagoda dishes, to silkworm. Origin of northern China. In the 17th century, it was introduced to Mongolia and Japan and was cultivated in various countries in the world such as Germany, Britain, Italy, Germany, Belgium, Switzerland, Austria, the United States and Brazil at the end of the 19th century. Now we have cultivated all over our country to supply tubers or medicinal herbs. First, the edible and medicinal value Shu Su tubers tender and crisp, each 100 grams of tubers contain carbohydrates and 15-18 grams of protein, high nutritional value, can be made of candied, pickled, pickled goods. It is our country’s traditional pickles top pickles. At the same time there is a high medicinal value, with anti-inflammatory cough, blood pressure and sedation. Since ancient times, the local people in Tibet in our country have used it to treat tuberculosis and have good results in both high blood pressure and heart disease. Water-tubers contain bioactive substances that have a good effect on carbohydrate and fat metabolism. Can reduce arterial pressure and reduce diabetes, so that the blood glucose decreased 40-60%, triglyceride 30%. Slows blood clotting to 70% and reduces cholesterol levels.