据日本《科学新闻》报道,日本茶叶研究所的科学家不久前查明,茶叶具有降低血糖值的作用。研究人员首先给大鼠注射血压上升剂——链脲佐菌素,使大鼠的血压升高,血糖值达到430毫克/公升。然后将每7只大鼠为一组,每日两次给它们分别饮用浓度相等的玉露(上等绿茶)、普通茶、红茶、粗茶、末茶的浓缩 According to Japan’s “Science News” reported that scientists at the Japanese Tea Research Institute recently identified that tea has a role in lowering blood sugar levels. The researchers first injected rats with streptozotocin, which raised blood pressure to 430 mg / l. Then, each group of 7 rats was given twice a day, and they were respectively drank with the same concentration of Yulu (fine green tea), ordinary tea, black tea, thick tea, concentrated tea