湖南甜茶成分分析与安全性评价

为了开发利用湖南甜茶资源，按照茶叶等食品的国家标准方法，分析了湖南甜茶的常量成分、无机元素，测定了甜味素含量，并进行了毒理学试验．结果表明：湖南甜茶茶多酚、氨基酸、咖啡碱含量比普通茶叶低，但黄酮类物质比普通茶叶高，并且还含有含量高达10％的普通绿茶所不具有的的甜味素．湖南甜茶各项毒理试验均为阴性，无突变、畸变现象，可安全食用，是一种珍贵的野生植物饮料和甜味素资源。

Analysis of Ingredient and the Appraisal of Security of Hunan Tiancha

In order to develop and utilize Hunan Ti ancha resources, the ordinary compounds, inorganic element and the sweet taste ingredient containing in Hunan Tiancha, have been determined according to the national standard method of food,such as tea ,etc. and the toxicology test has been proceeded.The result shows:tea poiyphenol,amino acid,coffee alkali contents of Hunan Tiancha is lower than the ordinary tea.and the flavonoids is higher than that of the ordinary tea, and sweet taste ingredient content which has not been found in ordinary tea is up to 10% in Hunan Tiancha.It is also determined that the toxicity tests is negative, no sudden change and undistorted phenomenon.Hunan Tiancha is safe and is a kind of precious wild plant beverage and agend resource of sweet taste.