96 results about "Extract ginseng" patented technology

The invention provides an enzyme method for extracting ginsenoside and an obtained ginsenoside extractive. The method comprises the steps of carrying out enzyme extraction and alcohol extraction on vegetable drug ginseng, wherein the enzyme extraction step is as follows: an aqueous solution with an enzyme preparation is taken as an enzyme extracting solution, the smashed or sliced ginseng is steeped and extracted, the enzyme preparation is cellulase, pectinase or a mixture of the cellulase and the pectinase, and enzymatic hydrolysis is carried out for 0.5-6 hours at 30-50 DEG C in an extraction process; the alcohol extraction step is as follows: alcohol is added to a ginseng solution subjected to enzymatic hydrolysis for preparing an alcohol extract with 30%-60% of volume concentration, and heating reflux is carried out for 2 hours to 10 hours at 50 DEG C-90 DEG C; and residues are refluxed and extracted again by using alcohol with the same concentration for 1-4 hours, and extracting solutions are combined. The ginsenoside extractive obtained by the method has high content of effective components; and the extraction rate is increased by above 30% relative to that of simple alcohol heating reflux. The method has the advantages of mild extraction conditions, operation simplicity and low cost.

The invention discloses ginseng-longan health preserving black tea and a preparation method thereof. The preparation method of the ginseng-longan health preserving black tea comprises the following steps: grinding and extracting ginseng, longan, cordyceps militaris, sealwort, medlar and Chinese dates at a room temperature, carrying out vacuum concentration at a low temperature so as to obtain a health preserving component essence extracting solution, then fully mixing together with tea leaves at an appropriate temperature, and appropriately drying so as to remove residual moisture, thus obtaining the ginseng-longan health preserving black tea. The ginseng-longan health preserving black tea retains the fragrance and the mouth feel of the black tea and also contains the natural health preserving essence components, so that the health preserving has relatively mellow and smooth mouthfeel, and after the ginseng-longan health preserving black tea enters the mouth, a sweet scent assails the nostrils, the secretion of body fluid is promoted at the bottom of a tongue, and long-lasting aftertaste is generated; and by drinking the ginseng-longan health preserving black tea, the artistic conception of tea tasting and theory discovery can be experience, and the ginseng-longan health preserving black tea has the effects of regulating the immunity and building bodies.

The invention relates to ginseng polysaccharide yoghurt, ginseng saponin yoghurt and a preparation method thereof, and belongs to the technical field of health-care food. The formula of the ginseng polysaccharide yoghurt comprises pure milk, ginseng polysaccharide and high-quality white sugar. The formula of the ginseng saponin yoghurt comprises pure milk, ginseng saponin and high-quality white sugar. The preparation method comprises the following steps of: 1, extracting ginseng polysaccharide or ginseng saponin; and 2, preparing yoghurt. The yoghurt has specific flavor of ginseng, light coffee color, harmony and cheerful color, flavor and taste and high acceptability, and is sweet, sour and delicious. The ginseng polysaccharide yoghurt and the ginseng saponin yoghurt comprise ginseng polysaccharide or ginseng saponin, has the health-care function of the common yoghurt, can enhance immunity, reduce blood sugar, delay senility, resist tumor and the like, and is nutritional and health-care beverage.

The invention discloses a method for extracting ginsenoside. The method comprises the steps as follows: raw material processing; extracting through an extraction solvent; processing extracting solution; adsorption refining through resin; alkali washing and impurity removing; ingredient eluting; eluent decolorizing; concentrating, and the like. According to the method, through adopting the given alkali washing and impurity removing technology, and combing with the corresponding method of water-extracting or alcohol extracting, the product yield of the prepared ginsenoside extract is improved greatly and can reach as high as 7-7.5%, and the ginsenoside (Rb1+Rb2+Rc+Rd+Re+Rg1) content of the ginsenoside extract is equal to and larger than 45%.

The invention relates to a composite vitamin functional additive and a preparation method thereof, and belongs to the technical field of cultivation nutrition and prevention and treatment of diseases. The additive is prepared from ginseng polysugar, lentinan, various functional vitamins (including fat-soluble vitamin and water-soluble vitamin), amino acid and Chinese herb extract. The preparation method includes the steps that the extracted ginseng polysugar and the lentinan are added into a composite vitamin premix compound for beasts and birds to be mixed; the ginseng polysugar accounts for 8%-10% of the composite vitamin premix compound for beasts and birds, the lentinan accounts for 5% of the composite vitamin premix compound for beasts and birds, and the vitamin mixture accounts for 85%-87% of the composite vitamin premix compound for beasts and birds. By the adoption of the additive, the feed intake and the daily adding weight of beasts and birds can be effectively increased, the vital movement of beasts and birds is maintained, the immunity, disease resistance and anti-stress capacity are improved, nutritional deficiency diseases are prevented, feed consumption is reduced, toxic and side effects are avoided, no adverse effect on the environment is caused, and the utilization rate of the raw materials is greatly increased.

The invention relates to a method for extracting medicinal-edible isogenous plants, which namely relates to a method for extracting ginseng volatile oil by supercritical CO2, which comprises the following steps: adding ginseng powder to the containing bottle of an extracting kettle of a supercritical extracting device; filling the ginseng powder to the extracting kettle and sealing the extracting kettle; heating the extracting kettle, a separation kettle I and a separation kettle II respectively; when the temperature of the extracting kettle reaches to 40 degrees centigrade, slowly opening an extracting kettle valve; opening an air exhaust valve to discharge air when pressure in the extracting kettle is equal to the pressure of a storage tank; pressurizing a system through a high pressure system; controlling CO2 flow quantity within 20-50L / h when the extracting kettle, the separation kettle I and the separation kettle II reach to predetermined pressure; and starting to process circular extraction; after keeping an extracting temperature within 25-80 degrees centigrade, and keeping extracting time for 60-150min, and receiving extracted ginseng volatile oil from the discharging outlets of the separation kettle I and the separation kettle II. The method is characterized by high extraction rate, fast speed, no pollution, simple technology, good product quality, no solvent residue and the like and avoids oxidation and pyrolysis.

The ginseng extracting process capable of separating ginseng polyse from ginseng extract includes the following steps:1. extracting ginseng with 50-85 % concentration alcohol solution to obtain filtrate and filter residue; 2. vacuum drying filtrate to obtain ginseng extract; and 3. extracting the filter residue with water and spraying the water extract to obtain ginseng polyse. The ginseng extracting process has alcohol extraction, water extraction and alcohol precipitation combined organically to produce light brown polyse with effective component galacturonic acid content of 13-30 %, 10 % higher that of traditional process, and best utilization of the side product to obtain ginseng extract.

The invention relates to total ginsenoside rich in ginsenoside Rg3 and an extracting method thereof. The extract comprises, by mass, 1.0-3.0% of ginsenoside Rb1, 0.2-1.0% of ginsenoside Rb2, 0.5-2.5% of ginsenoside Rb3, 0.5-2.5% of ginsenoside RC and 28-40% of ginsenoside Rg3. The extracting method comprises the following steps that ethyl alcohol is used as an extracting solvent for extracting ginseng through a microwave extracting method, a certain amount of vitamin C is added into the extracting solution, a crude extracting solution of the total ginsenoside is extracted through microwave heating within a certain period of time, and the crude extracting solution of the total ginsenoside is further enriched and purified through a macroporous resin adsorption process to obtain the extract of total ginsenoside.

This invention relates to a method for preparing ginseng proteins by buffer extraction, ammonium sulfate precipitation and affinity chromatography, ion exchange chromatography, hydrophobic chromatography, gel filtration chromatography. The method comprises: extracting ginseng juice, adding solid ammonium sulfate to 80% saturation, performing equilibrium dialysis with Tris-HCl buffer, centrifuging at a high speed, performing ultrafiltration, and purifying by different kinds of chromatography to obtain 5 kinds of inseng proteins GP1-GP5. GP1 is RNA-like enzyme. GP3 is chitinase-like protein. GP4 is ginsengribonuclease. GP2 and GP5 are reported for the first time. The method has such advantages as good purification effect, large loading volume and high sample yield, and can be scaled up for mass production. The samples, except for GP4, show a single band in SDS-PAGE polyacrylamide gel electrophoresis, which confirms that the samples reach electrophoretic pure.

The invention relates to a method for using second-method to extract gen-seng olein and panaxoside monomer, wherein it comprises that: breaking gen-seng material; putting it into extracting pot; adding alcohol into extracting pot while the alcohol content is 6L in unit kilogram of gen-seng; heating to 80Deg. C, and keeping temperature for 3 hours; immerging for 10h; filtering and collecting filter liquid; adding alcohol into filter slag while each unit kilogram gen-seng has 4L alcohol; heating to 80Deg. C and keeping temperature for 3h; immerging for 10h; filtering and collecting filter liquid; combining two filter liquids, and concentrating into gen-seng extractive; using said extractive as material, putting into CO2 extracting kettle; adding CO2 liquid, extracting to obtain rough gen-seng liquid; eccentrically filtering, taking clear liquid to form gen-seng olive; purifying the inner gen-seng de-oiling saponin, to obtain panaxoside monomer. The invention has simple method and easy operation.

The invention discloses an extraction method of a ginseng extractive without pesticide residues, comprising the following steps of: extracting ginseng by ethanol for three times; carrying out ultra-filtering by ceramic; and utilizing an ADS-4 to sieve adsorbing resin to adsorb to completely remove the pesticide residues so as to obtain the ginseng extractive without the pesticide residues, wherein the content of ginseng total saponin is more than 86%.

The invention discloses a production method of sophora alopecuroide bacteriostatic bath foam. The main technique processes comprise: extracting cartialgenous with ethanol; extracting ginseng with distilled water; extracting essential oil from clove and angelica sinensis with distilled water; mixing the essential oil and extracted liquid medicine, adding total matrines extractum to make liquid traditional Chinese medicine, putting de-ionized water in a reaction vessel, adding hydroxyethyl cellulose, stirring evenly, adding mixed liquid traditional Chinese medicine, heating and adding dodecyl sodium sulfate, coconut oil fatty acid ethanolamide sulfosuccinates, fatty alcohol-polyoxyethylene ether sodium sulfate and pearly-luster slurry to stir for dissolution, heating to certain temperature,stirring to be dissolved, cooling, adding cellulose acetate butyrate and glycerine for stirring, and obtaining a finished product after passing inspection. The production method extracts essence fromsophora alopecuroide, ginseng, cartialgenous, angelica sinensis and clove, the produced finished product is pure natural plant effective bacteriostatic bath foam which has no irritation to skin, has the functions of invigorating circulation of blood, detoxicating, moistening skin and beautifying, and is a good bath product for effectively activating activity of dormant cells.

The invention belongs to the technical field of detergents, and in particular relates to a ginseng skin-whitening liquid soap and a preparation method thereof. The ginseng skin-whitening liquid soap is added with a natural ginseng saponin component, thereby enhancing the anti-aging effect of skin, improving skin microcirculation, having the function of resisting roughness, wrinkles and chaps and then playing a role in facial and health care. The liquid soap is prepared from fatty alcohol polyoxyethylene ether sodium sulfate, alkyl polyglucoside, cocamidopropyl betaine, glycerine, EDTA-2Na, 2-methyl-4-isothiazoline-3-ketone, 2,2,4-trichloro-2-hydroxy-diphenyl ether, perfume, pigment, citric acid, ginseng saponin, distilled water and other raw materials. The preparation method comprises the steps of extracting ginseng saponin and other effective components from stems, leaves and roots of ginseng plants, adding various raw materials and preparing the ginseng skin-whitening liquid soap through dissolving, heating, emulsifying, stirring, standing and other processes. The liquid soap not only can play a role in resisting and inhibiting bacteria, but also can achieve the efficacy in whitening and moisturizing skin.

The invention provides a traditional Chinese medicine composition for treating diabetes and a preparation method thereof. The traditional Chinese medicine composition for treating diabetes has the advantages of obvious effect and small toxic or side effect, has the functions of preventing, controlling, relieving and curing diabetes, and can prevent the generation and development of diabetes complications. The traditional Chinese medicine composition for treating diabetes is characterized by comprising 2-8g of ginseng, 6-15g of radix astragali, 4-10g of cornel, 2-6% of angelica, 4-9g of wolfberry fruit, 8-10g of kudzu root, 4-8g of polygonatum, 2-8g of pupae, 30-50g of balsam pear and 1-6g of licorice root. The preparation method is characterized by comprising the following steps: extracting volatile oil from angelica, and extracting ginseng with alcohol; merging decoction dregs of angelica and ginseng with radix astragali, cornel, wolfberry fruit, kudzu root, polygonatum, pupae, balsam pear and licorice root; adding 10 times of water, extracting twice (two hours a time), and filtering; merging the two filtrates; concentrating the merged filtrate under reduced pressure at 60 DEG C until the relative density reaches about 1.15-1.20, adding 3 times of 75% ethanol, standing for 24 hours, and taking the supernatant for later use; drying the supernatant, and screening; and taking the undersize, mixing with the volatile oil of angelica for 30 minutes, granulating by a dry process, and finishing the granules.

The invention relates to a method for extracting ginsenoside Rg5. The method comprises the following step: extracting ginseng powder by using an acid as an auxiliary solvent. In the extraction process, one or more of water, alcohols and ketones can be added into the extraction system as the main solvent. According to the method, the ginseng powder is directly used as the raw material. In the extraction process, ginsenoside extraction, oriented hydrolysis and dehydration fusion are completed in one extraction process, thereby directly and efficiently preparing the ginsenoside-Rg5-containing extract. The method is simple to operate, and has the characteristics of high extraction yield and mild experimental conditions.

The invention belongs to the technical field of medicine and discloses a method for extracting ginsenoside from American ginseng. The method comprises the following steps of performing superfine grinding on American ginseng, sieving with a 100-400-mesh medicinal sieve, adding a lignin degrading enzyme with the activity of 50-80U / mL for enzymolysis for 0.5-1.5h at 55-65 DEG C, filtering, adding residues into 65-80% alcohol for leaching for 2-3 times, filtering, concentrating filtrate at reduced pressure, drying, and obtaining a ginsenoside crude product. According to the method, the superfine grinding and enzyme treatment are combined, so that the efficiency and amount of extracting the ginsenoside from the American ginseng are improved and increased.

The invention relates to a method for preparing ginseng polypeptide by double-enzyme step-by-step enzymatic hydrolysis, and belongs to the technical field of polypeptide preparation by enzymatically hydrolyzing vegetable protein. The method comprises the steps ginseng powder is used as a raw material, and the ginseng polypeptide is prepared by preparing a crude ginseng protein extract, preparing atotal ginseng protein and performing double-enzyme enzymatic hydrolysis; and the double-enzyme enzymatic hydrolysis is performed, specifically, flavourzyme with the enzyme activity of 20U / mg and alkaline protease with the enzyme activity of 200U / mg are mixed with equal amount and enzymatically hydrolyzed for 4-6h, or separated with equal amount and enzymatically hydrolyzed with the alkaline protease for 4-6 h and enzymatically hydrolyzed with the flavourzyme for 20 h. The method is reasonable, the process is simple, the operation is easy, the pH value and temperature do not need to be repeatedly adjusted, the enzymatic hydrolysis effect is obvious, the purity of the polypeptide is high, and the yield is high and the loss is small; and the extracted ginseng polypeptide has good safety, andhas good application prospects in food, medicine, health care products, cosmetics and other fields.

The invention relates to a composition capable of treating vascular dementia, which is prepared from the following raw materials in parts by weight: 10-20 parts of ginseng, 10-20 parts of ginkgo biloba, 10-20 parts of huperzia serrata, 5-15 parts of szechuan lovage rhizome, 5-15 parts of earthworm and 5-15 parts of polygala root. The composition has simplified composing prescriptions and accurate curative effect on curing vascular dementia. The invention further relates to a preparation method of the composition, which comprises the following steps: taking ginseng, grinding, and extracting ginsenoside; taking ginkgo biloba, and extracting the total flavone of ginkgo biloba; taking szechuan lovage rhizome, and extracting essential oil; and decocting the residual medicinal materials, merging decocted liquid, filtering, concentrating to condensed paste, adding the ginsenoside, the total flavone of ginkgo biloba and the essential oil of szechuan lovage rhizome, adding auxiliary materials, and preparing a pharmaceutically acceptable preparation. The method is adopted to prepare the composition so that the composition can be ensured to be used conveniently and have controllable quality.

The invention discloses a method for extracting ginseng essential oil from ginseng processing wastes, and solves the technical problem that volatile oil in the red ginseng processing process is evaporated together with water vapor and discharged to cause great waste of resources, and belongs to the technical field of ginseng essential oil extraction. The method comprises the steps of steamed ginseng water collection, extraction, separation and concentration, distillation and refining, so that refined ginseng essential oil is obtained. According to the method, the byproduct of water vapor in the ginseng processing process is taken as an object, condensing equipment is used for collection, the extraction of ginseng volatile oil is carried out through the steps of solvent extraction, separation, distillation and the like, so that the purposes of changing waste maters into things of value and reducing the cost are reached, and the valuable resource is preferably utilized.

The invention discloses a process for high-speed shearing emulsification-ionic liquid synergistic extraction of ginseng polysaccharide. The process for high-speed shearing emulsification-ionic liquidsynergistic extraction of ginseng polysaccharide comprises the following steps: adding an organic solvent into crushed ginseng powder, degreasing, and filtering to obtain residues; adding an aqueous solution containing an ionic liquid into the residues, heating, leaching, and shearing by using a high-shear emulsifying dispersion machine to obtain a mixed solution; carrying out centrifugal treatment on the mixed solution to obtain a supernatant liquid; and concentrating the supernatant liquid under reduced pressure to obtain an extract, adding an ethanol solution into the extract for alcohol precipitation to obtain a precipitate, and washing and drying the precipitate to obtain a ginseng polysaccharide crude extract. The method provided by the invention can effectively improve the dissolution rate of ginseng polysaccharide, and has the advantages of short extraction time, appropriate conditions and high yield.

The invention relates to a Chinese medicine composition for treating lung cancer. The Chinese medicine composition comprises the following active pharmaceutical ingredients in portion by weight: 10 to 15 potions of dandelion, 4 to 10 potions of licorice, 20 to 25 potions of ginseng, 20 to 25 potions of giant knotweed, 3 to 10 portions of rhizoma zedoariae, 10 tp 15 portions of Houttuynia cordata Thunb, 15 to 18 portions of Draconis Resina, 5 to 7 portions of indigo, 3 to 5 portions of asarum, 5 to 15 portions of sealwort and 6 to 15 portions of medlar. The Chinese medicine composition is prepared as follows: extracting ginseng with 90 to 95 percent ethanol in a reflux mode; grinding Draconis Resina and asarum and screening Draconis Resina and asarum powder; boiling twice the other active pharmaceutical ingredients added with water; combining decoctions and filtering the mixed decoctions; adding an extract of ginseng and powder of Draconis Resina and asarum into a filtrate in turn with even mixing; condensing the mixture to form a paste; and making the past into various pharmaceutical preparation forms. The Chinese medicine composition achieves remarkable curative effect, improvement on immunity of human bodies and mild function, produces no toxic side effects and is simple in preparation process and low in price.

A ginseng wine formula and a preparation method thereof belong to the food field, and the formula of the invention is composed of ginseng extract, rock sugar powder, liquor and purified water. According to mass percentage, the components are: 6-10% of ginseng extract, 5-8% of rock sugar powder, 55-65% of white wine and 20-30% of pure water. The invention determines the ultrasonic-assisted extraction process of active components of ginseng through single factor and orthogonal test design, not only greatly shortens the extraction time of active components of ginseng, but also improves the extraction rate of active components of ginseng. It solves the problems of long production cycle of traditional ginseng wine, insufficient leaching of biologically active substances, and unstable content of extracts, etc., quickly and fully extracts the active ingredients in ginseng, and fully exerts the effects of ginseng nourishing, strengthening the body, promoting body fluid, and calming the nerves. The finished product has The appearance is fresh and bright, the flavor is unique, and the taste is pure.

The invention relates to the field of plant extracts and application thereof, and in particular to a method for extracting ginseng extract. The method comprises the following steps: performing low-temperature thermal conversion on the crude ginseng extract subjected to water extraction and alcohol precipitation, redissolving, and performing D101 or AB8 type macroporous resin separation, thereby obtaining the ginseng extract. The experiment proves that the ginseng extract disclosed by the invention can achieve the effects of effectively inhibiting the activity of tyrosinase and obviously reducing the melanin content and has obvious effects of whitening and protecting skin, and the effects of whitening and protecting skin are obviously superior to those of a classic skin lightener arbutin.

The invention discloses a biotransformation method of rare ginsenoside Rg3, comprising the steps: (1) extracting ginseng to obtain total ginsenoside extract; (2) adding any one or more of Beta-Glucosidase BglPm, a-L-Arabinofuranase Abf22-3, Beta-Glucosidase Bgp1 or a-L-arabinopyranosidase Bgp2 in the total ginsenoside extract for carrying out biotransformation to obtain a transformation product containing rare ginsenoside Rg3. The invention adds any one or more enzymes of Beta-Glucosidase, a-L-Arabinofuranase, Beta-Glucosidase or a-L-arabinopyranosidase in the total ginsenoside extract for biotransformation, and the biotransformation efficiency of the rare ginsenoside Rg3 is remarkably improved. The biotransformation method of the invention is environmentally friendly, has high conversionefficiency and is suitable for large-scale production and application.

The present invention relates to a ginseng composition equally comprising more than a certain amount of 10 kinds of ginsenoside in ginseng having particular pharmacological effect; or a composition for the prevention or improvement of lowering of concentration and memory capability comprising ginsenoside Rg3, Rg5 or RkI; a use thereof; a method for the prevention or improvement of lowering of concentration and memory capability by administrating the above composition; and a method for preparing agents for the prevention or improvement of lowering of concentration and memory capability by extracting ginseng etc. or mixing 10 kinds of ginsenoside in ginseng.

The invention relates to a health-care food for relieving fatigue which is prepared by mixing ginseng, Chinese wolfberries, rhizoma atractylodis macrocephalae and coffee beans. The preparation method comprises the following steps: extracting ginseng by ethanol to obtain a thick paste A; decocting the Chinese wolfberries, rhizoma atractylodis macrocephalae and coffee beans with water to obtain a thick paste B; and mixing the thick pastes A and B, drying the pastes at a reduced pressure, and smashing the pastes to fine powder. By combining the above four matters, from the aspect of the characteristics of tonifying Qi, tonifying liver and kidney, enriching yin, tonifying spleen and inducing resuscitation, a synergic function of relieving physical fatigue is realized. The health-care food provided by the invention can prolong the load-bearing swimming time of a mouse, reduce the blood lactic acid area of the body caused by fatigue, reduce the content of urea nitrogen in blood and meanwhile, increase the number of autonomic activities of the mouse.

The invention discloses a medicine composite for preventing senile dementia, which comprises functional ingredients and / or pharmaceutically acceptable carriers, wherein the functional ingredients are prepared by extracting ginseng, radix astragali, prepared rhizome of rehmannia, liquorice, ligusticum wallichii, glabrous greenbrier rhizome, acrous gramimeus, platycladi seed, amur corktree bark, Chinese wolfberry fruit, spine date seed, Chinese magnoliavine fruit, cassia bark, polygala tenuifolia, and the like. The medicine composition has the efficacies of benefiting vital energy and maintaining spirit and promoting blood circulation by removing blood stasis, is applied to hypomnesia, fatigue, low energy, dizziness and heart palpitations, and has better effect in preventing the senile dementia and cerebral arteriosclerosis. The invention also discloses a preparation method of the medicine composition.

The invention relates to a preparation method of instant ginseng coffee milk tea, and belongs to the technical field of food engineering. The preparation method includes extracting ginseng, ophiopogon japonicas, and folium nelumbinis nuciferae, proportioning, mixing and packaging. To be specifically, the method includes steps of extracting ginseng, ophiopogon japonicas and folium nelumbinis nuciferae medicine, decocting them with water as the mass ratio of 2:2:1 to get decoction soup, mixing the extracts obtained in the first step with additives according to 40-60 parts of medicine extracts, 10-15 parts of green tea powder, 20-30 parts of milk powder, 10-15 parts of coffee powder, and 5-15 parts of xylitol. The instant ginseng coffee milk tea is made of ginseng, ophiopogon japonicas and folium nelumbinis nuciferae, and has medical healthcare function for humans with three kinds of medicine acting. With three kinds of medicine interacting, the instant ginseng coffee milk tea is also beneficial to tonifying qi and yin, removing heat to promote salivation, moistening lung and clearing away heart-fire, is modern good-taste beverage with high healthcare function, and is convenient to drink, so that though busy, people may enjoy life and take good care of themselves.

The invention provides a method for extracting ginseng alkynol, ginseng epoxy alkynol and ginseng saponin Rg3, Rk1, Rh2 and Rh3 out of the tail of American ginseng through the high gravity method. According to the method, the fresh American ginseng is washed to be clean, dried in the air, sieved, crushed and put into a supercritical extraction kettle. After the extraction process, gases are separated and an extract is obtained. After the centrifugal treatment, a mixture of ginseng alkynol and ginseng epoxy alkynol is obtained. The tail powders of American ginseng, obtained after the extraction process, are mixed with a solid entraining agent, and then liquid CO2 and a dynamic entraining agent fluid are added into the extraction kettle. After the extraction process, gases are separated and a mixed solution of ginseng saponin Rg3, Rk1, Rh2 and Rh3 and the dynamic entraining agent fluid is obtained. After that, the mixed solution is subjected to concentrating, ethanol resolving and drying process to obtain the solid mixture of ginseng saponin Rg3, Rk1, Rh2 and Rh3. the method of the present invention is simple and easy to control. Meanwhile, beneficial components in the American ginseng can be fully utilized.

The invention relates to sugar-free compound colla corii asini pulp and a preparation process thereof. Existing compound colla corii asini pulp contains saccharose and is not suitable for patients with hyperglycemia and diabetes to take. The sugar-free compound colla corii asini pulp provided by the invention is prepared from the following raw materials: colla corii asini, ginseng, prepared rehmannia roots, codonopsis pilosula and the like as well as a stevia rebaudiana extract and a lemon-grass extract according to a new process. The preparation process of the sugar-free compound colla corii asini pulp comprises the following steps: first, immersing ginseng into 45% ethanol; then, adding into a high-pressure alcohol extraction tank; then, inflating and pressurizing the high-pressure alcohol extraction tank to 8-10kgf / <cm2>; soaking for 2 hours; then, placing in a tank body of a novel traditional Chinese medicine extractor. Meanwhile, the liquid medicine is concentrated by preferably adopting a membrane concentration device. The sugar-free compound colla corii asini pulp provided by the invention is suitable for patients with hyperglycemia and diabetes to take; a novel high-normal pressure alcohol extraction / aqueous extraction mixed extraction process is adopted in the preparation process for the liquid medicine raw materials to extract effective components such as ginseng and the like to the maximum extent, so that the effective components of the components are not lost.