绞股蓝麦饭石保健饮料的研制

通过绞股蓝的水、乙醇和弱碱，麦饭石的盐酸、醋酸以及柠檬酸提取工艺的比较，得出了各自的最佳提取方法：绞股蓝在pH7～79的Na2CO3水溶液中加热至沸腾提取3次，每次40min;麦饭石在pH3～4的柠檬酸水溶液中，100℃温度下提取2h。同时以甜茶为纠味剂制成绞股蓝麦饭石保健饮料，解决了饮料久置产生的沉淀问题。

The health drink uses Maifanshi which is a traditional chinese health mineral medicine Gynostemma Pentaphyllum Makino as main raw materials.The optimal extracting conditions are determined.Gynlstemma 100°C for 3 times each time for 40 min.Maifhnshi is infused in citric acid solution (pH3～4) at 100°C for 2 hours.mix the two extracts with a natural sweetener Lithocarpus Polystachyus Rehd.