Ginseng and bamboo leaf composition capable of preventing and treating alcoholic liver injuries
A technology of alcoholic liver injury and composition, which is applied in the fields of medicine and food, and can solve the problems of insignificant and reduced effect of cholestatic liver injury, achieve improvement of symptoms of alcoholic liver injury, reduce damage, and have high safety Effect
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Embodiment 1
[0055] Embodiment 1, Preparation of Total Ginsenosides
[0056]Ginseng 5kg, decocted and extracted with 10 times the amount of water for 3 times, each time for 2 hours, filtered, the filtrate was concentrated, the concentrated solution passed through the pre-treated D-101 macroporous adsorption resin column, and first eluted with deionized water 4 times the column volume, discard the eluate, and then use 70% ethanol to elute for 4 times the column volume, collect the eluate, recycle the ethanol, and dry to obtain total ginsenosides. Taking ginsenoside Re as the reference substance, the content of total ginsenosides was 86.5% as determined by ultraviolet spectrophotometry.
Embodiment 2
[0057] Example 2 , Preparation of total flavonoids
[0058] 5 kg of grape leaves, reflux extraction with 8 times the amount of 60% ethanol for 2 times, each time for 3 hours, filtered, the filtrate recovered ethanol, concentrated to 7500ml, passed through the pre-treated AB-8 macroporous resin column, first used to remove Elute with deionized water for 5 times the column volume, discard the eluent, then elute with 10% ethanol for 3 times the column volume, discard the eluent, continue to elute with 65% ethanol for 4 times the column volume, collect the eluate, Recover the ethanol and dry it to obtain the total flavonoids of the Serpentis japonicus. Taking rutin as the reference substance, the content of total flavonoids is 92.1% as determined by ultraviolet spectrophotometry.
Embodiment 3
[0059] Example 3 , preparation of total flavonoids from bamboo leaves
[0060] Phyllostachys pubescens leaves 5kg, reflux extraction 2 times with 8 times the amount of 65% ethanol, each time for 2 hours, filter, the filtrate recovers ethanol, concentrates to 5000ml, passes through the pre-treated AB-8 macroporous resin column, first deionized Elute with water for 5 times the column volume, discard the eluate, then elute with 25% ethanol for 3 times the column volume, discard the eluate, continue to elute with 75% ethanol for 4 times the column volume, collect the eluate, and recover Ethanol, dried to obtain total flavonoids of bamboo leaves. Taking rutin as the reference substance, the content of total flavonoids was 88.6% as determined by ultraviolet spectrophotometry.
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