Externally-applied traditional Chinese medicine composition for relieving eye fatigue, and preparation method and application thereof
A composition and technology of traditional Chinese medicine, applied in the field of traditional Chinese medicine composition for eyes, can solve the problems of slow eye fatigue alleviation effect, inability to achieve quick effect and the like, and achieve excellent moisturizing effect, eye fatigue alleviation, and muscle tension alleviation effects.
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Embodiment 1-1
[0065] The dry roots of Ophiopogon japonicus are crushed, passed through a 200-mesh sieve, and 500g is taken, and 60% ethanol solution is added according to the ratio of material to liquid at 1:5, and ultrasonicated in an ultrasonic oscillator (purchased from Shanghai Shengyan Ultrasonic Instrument Co., Ltd. Extract for 20 minutes, the ultrasonic power is 200W, concentrate into an extract, and obtain the ethanol crude extract of Ophiopogon japonicus.
[0066] Macroporous resin AB-8 column, wet packed column, column volume 2L, diameter-to-height ratio 1:8. Disperse the crude extract with a small amount of ethanol to make a loading liquid. They were eluted with 20%, 40%, 60%, and 80% ethanol respectively, and the eluted fractions of 60% and 80% ethanol were collected and dried in vacuum to obtain Ophiopogon japonicus Ext1.
Embodiment 1-2
[0068] The dry roots of Ophiopogon japonicus are crushed, passed through a 200-mesh sieve, and 500g is taken, and 50% ethanol solution is added according to the ratio of material to liquid at 1:8, and ultrasonically ultrasonicated in an ultrasonic oscillator (purchased from Shanghai Shengyan Ultrasonic Instrument Co., Ltd. SCQ-7201C) Extract for 30 minutes, the ultrasonic power is 250W, concentrate into an extract, and obtain the ethanol crude extract of Ophiopogon japonicus.
[0069] Take the macroporous resin AB-8 column, wet pack the column, the column volume is 2L, and the ratio of diameter to height is 1:8. Disperse the crude extract with a small amount of ethanol to make a loading liquid. They were eluted with 20%, 40%, 60%, and 80% ethanol respectively, and the eluted fractions of 60% and 80% ethanol were collected and dried in vacuum to obtain Ophiopogon japonicus Ext2.
Embodiment 1-3
[0071] The dry roots of Ophiopogon japonicus are pulverized, passed through a 200-mesh sieve, and 500 g is taken, and 40% ethanol solution is added according to the ratio of material to liquid at 1:10, and ultrasonically ultrasonicated in an ultrasonic oscillator (purchased from Shanghai Shengyan Ultrasonic Instrument Co., Ltd. Extracted for 40 minutes, the ultrasonic power was 150W, concentrated into an extract, and the ethanol crude extract of Ophiopogon japonicus was obtained.
[0072] Take the macroporous resin AB-8 column, wet pack the column, the column volume is 2L, and the ratio of diameter to height is 1:8. Disperse the crude extract with a small amount of ethanol to make a loading liquid. They were eluted with 20%, 40%, 60%, and 80% ethanol respectively, and the eluted fractions of 60% and 80% ethanol were collected and vacuum-dried to obtain Ophiopogon japonicus Ext3.
[0073] 2. Investigation on extraction process of Sophora flavescens
[0074] Sophora flavescens...
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