四种市售花草茶抗氧化活性的评价

YU Yingqi, ZHANG Xuhan,HU Yiran,WANG Hanyi,SUN Miao,ZHOU Ting

Journal of Hangzhou Normal University(Natural Sciences Edition)(2022)

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Abstract
研究市场上同一厂家的茉莉花茶、玫瑰花茶、金银花茶和贡菊花茶的主要品质化学成分质量浓度及其抗氧化活性.结果表明:总糖质量浓度,贡菊花茶>金银花茶≈茉莉花茶>玫瑰花茶;总蛋白质量浓度,玫瑰花茶≈金银花茶>茉莉花茶>贡菊花茶;游离氨基酸总质量浓度,玫瑰花茶>贡菊花茶>金银花茶≈茉莉花茶;茶多酚质量浓度,玫瑰花茶>金银花茶>茉莉花茶>贡菊花茶;总黄酮质量浓度,玫瑰花茶>金银花茶=贡菊花茶>茉莉花茶;儿茶素类化合物总质量浓度,玫瑰花茶>茉莉花茶>贡菊花茶>金银花茶;抗氧化活性,玫瑰花茶>金银花茶>茉莉花茶>贡菊花茶.茉莉花茶中EGCG,贡菊花茶中+C质量浓度分别与其抗氧化活性显著相关.4种花草茶中发挥抗氧化活性的主要物质基础不完全相同.
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