白凤菜总黄酮保健饮料的加工工艺优化及其品质评价

Guizhou Agricultural Sciences(2017)

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Abstract
为白凤菜总黄酮保健饮料的开发提供参考,采用水浸提法提取白凤菜中的总黄酮,以浸提液为主要原料,添加白砂糖、柠檬酸、抗坏血酸调制白凤菜保健饮料,通过单因素试验和正交试验对白凤菜总黄酮的水浸提工艺和白凤菜保健饮料的配方进行优化.结果表明:白凤菜总黄酮的最佳浸提工艺为提取溶剂矿泉水,浸提温度100℃、料液比1∶6(g∶mL)、浸提时间2h和浸提2次,其总黄酮达2.682 mg/g;饮料最佳配方为100 mL饮料中添加浸提液50 mL、柠檬酸0.05 g、抗坏血酸0.03 g和白砂糖10 g,其感官评价得83.17分,总黄酮含量为19.8 mg/100mL.
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