Making method of compound raw tea of gingko and Adinandra nitida Merr.ex H.L.Li

The technology of Shiya tea and Ginkgo biloba is applied in the field of preparation of compound original tea, which can solve the problems such as target limitation, inability to effectively prevent and treat diabetic complications, etc., and achieve the effect of good hypoglycemic effect.
CN105412367AInactive Publication Date: 2016-03-23桂林双象生物科技有限公司
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
桂林双象生物科技有限公司
Publication Date
2016-03-23
Estimated Expiration
Not applicable · inactive patent

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Abstract

The invention discloses a making method of compound raw tea of gingko and Adinandra nitida Merr.ex H.L.Li. The compound raw tea is made by mixing gingko with Adinandra nitida Merr.ex H.L.Li according to the weight ratio of (1-5):(1-10), adding 60-70 v% of ethyl alcohol, conducting extraction under the ultrasonic conditions, extracting concentrate, adding ethyl acetate for sedimentation and suction filtration and then cooling and drying sediment. The made compound raw tea has a synergistic effect on the aspect of diabetes blood glucose reduction and has a certain protection effect on improving diabetic complications including dyslipidemia and kidney injuries.
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Description

technical field

[0001] The invention relates to a preparation method of compound raw tea, in particular to a preparation method of compound raw tea of ​​ginkgo and Shiya tea. Background technique

[0002] Shiya tea (AdinandranitidaMerr.exH.L.Li), also known as the dry leaves of Yangtong, is rich in flavonoids and phenolic substances, and has various biological activities such as antioxidant, antibacterial, and antitumor. "Study on the Antioxidant Activity of Populus glabrata" (published in May 2013, a master's thesis of Southwest University, Zhang Jingyi) disclosed that the ethanol extract of Shiya tea was extracted with petroleum ether, ethyl acetate, and n-butanol in sequence. Afterwards, petroleum ether extract, ethyl acetate extract, and n-butanol extract were obtained after vacuum concentration and drying respectively. After testing, the content of flavonoids and polyphenols in the ethyl acetate extract was the highest. According to the principle of similar compatibili...

Claims

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