欢迎来到天天文库
浏览记录
ID:43489461
大小:318.26 KB
页数:5页
时间:2019-10-08
《叶黄素对缓解视疲劳人体试食功能试验的研究》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、万方数据902中国药事2012年第26卷第8期————————————————————————————————————————————————————一——————————————————————————一—————————————————————————————————————————————————————一·研究进展·叶黄素对缓解视疲劳人体试食功能试验的研究刘霁,白鸿。,夏立营1(国家食品药品监督管理局保健食品审评中心.北京100070;·中国中医科学院西苑医院)摘要:目的在对已批准注册缓解视疲劳保健食品叶黄素的应用情况进行分析的基础上,进一步
2、开展人体试食功能试验,以探讨单一食用一定剂量叶黄素对视疲劳的缓解作用。方法采用随机双盲法,将120名视力易疲劳的受试者分为试食组和安慰剂对照组,每组各60人,试食组服用叶黄素片,对照组服用安慰剂,均为每日1次,每次1片(10mg),服用时间为30d。进行下列检查:体征观察、安全性检查、眼科常规检查、眼部自觉症状检查、明视持久度测定、视力检查。结果试食组视疲劳感明显减轻,明视持久度平均提高21.90%,总有效率为62.00%,症状积分减少2.66±1.44;对照组明视持久度平均提高0.25%,总有效率为14.00%,症状积分减少1.30±1.16。试食
3、前后试食组自身比较及组间比较经统计学处理有显著性差异;与对照组比较,试食组受试者视物模糊、眼干涩、眼胀、眼痛、畏光等症状有改善。结论每日食用10mg叶黄素对视力易疲劳者安全、有效。关键词:叶黄素;视疲劳;保健食品;人体试食试验中图分类号:R988.1文献标识码:A文章编号:10027777(2012)080902—04ExperimentalStudyofLuteininHealthFoodonAlleviatingEye-FatigueI。iuJi,BaiHong+andXiaLiyin91(CenterforHealthFoodEvaluatio
4、n.StateFoodandDrugAdministration,Beijing100070;1XiyuanHospitalofChinaAcademyofChineseMedicalSciences)ABSTRACT:ObjectiveTofurtherstudythe{unctionofluteinofacertaindoseforalleviatingeye-fatiguebyhumanexperimentonthebasisofanalyzingtheapplicationofluteininhealthfoodforalleviatinge
5、yefatigue.MethodsAtotalof120subjectswitheyefatigueweredividedintotestgroupandplacebocontrolgroup(咒一60,eachgroup)bytherandomizeddouble—blindmethod.Thetestgrouptookoneluteintablet(10rag)perdayandthecontrolgrouptookoneplaceboperday,theadministrationlastedfor30days.Allthesubjectsun
6、derwentthefollowingexaminationsbeforeandaftertheadministration:generalobservation,securitycheck,routineeyeexamination,eyesymptominspection,photopicdurabilitydeterminationandvisionscreening.ResultsThesymptomoffatiguewassignificantlyreduced.Thetestgrouphadanaverageincreaseof21.90
7、%inthephotopicdurability,withthetotaleffiCiencvof62.00%andthedecreaseof2.66±1.44insymptomscore:thecontrolgrouphadanaverageincreaseof0.25%inthephotopicdurability,withthetotalefficiencyof14.00%andthedecreaseof1.30±1.16insymptomscore.Bothintra—groupcomparisonandintergroupcompariso
8、nbeforeandaftertheadministrationshowedastatisticallysi
此文档下载收益归作者所有