Preparing method for extracts of red clover

A technology for red clover and extract is applied in the field of preparation of red clover extract, which can solve the problems of large influence of isoflavone refining and low content of active ingredients, etc., and achieve the effect of saving production cost.
CN1981799AActive Publication Date: 2007-06-20湖南省中药提取工程研究中心有限公司

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
湖南省中药提取工程研究中心有限公司
Publication Date
2007-06-20

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Abstract

An extract of red clover herb rich in isoflavone is prepared from fresh red clover herb through extracting in alcohol, recovering alcohol, concentrating the extracted liquid, laying aside to obtain deposit, and drying.
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Description

technical field

[0001] The invention relates to a plant extract, in particular to a process for preparing red clover extract by using fresh raw materials. Background technique

[0002] Red clover (Trifolium pratense L.) is a perennial herbaceous plant of the genus Trifolium in the family Leguminosae, also known as red clover and red clover. The wild species has been planted in the southern provinces of the Yangtze River Basin in recent years. Red clover is originally an excellent pasture for livestock. Recent research results show that its inflorescences and flowering branches and leaves contain a large amount of isoflavones. The dihydroxyphenolic structure of red clover isoflavones is similar to the structure of estrogen in animals. Therefore, Has estrogen-like effects. Isoflavones act as estrogen agonists when the level of endogenous estrogen in the body is low; while when the level of estrogen in the body is high, it occupies the estrogen receptor and acts as an anti-es...

Claims

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