硒是瑞典科学家柏齐济阿斯在 1817年发现的 ,早期被认为是有害元素 ,自 1957年 Schwarz和Foltz报告了膳食硒可以防止维生素 E缺乏的大鼠肝坏死后 ,才确立了硒在医学生物领域中的地位。硒与人体和动物的健康密切相关。硒供给不足或过量两种情况在我国都存在 ,尤其以缺硒地区更广 Selenium was discovered in 1817 by the Swedish scientist Boqi Jiashi in the early years was considered harmful elements, since 1957 Schwarz and Foltz reported that dietary selenium can prevent vitamin E deficiency in rats after liver necrosis was established selenium in medicine Biological status. Selenium is closely related to the health of humans and animals. Insufficient or excessive supply of selenium both exist in our country, especially in the wider area of ​​selenium deficiency