35 results about "Ecklonia cava extract" patented technology

The invention relates to the technical field of biological medicine, in particular to a composition based on dendrobium nobile, a preparation method of the composition and application of the composition to preparation of soft capsules, buccal tablets and oral soluble film preparations, the composition takes dendrobium nobile extract as a main active ingredient, and can be matched with auxiliary materials such as excipients, disintegrating agents and film-forming agents to be optimized into different dosage forms. The soft capsule has a slow release effect, the buccal tablet is convenient to carry and take, and the oral soluble film can realize rapid oral mucosa absorption. The preparation method disclosed by the invention is stable in process and suitable for industrial production, and the obtained preparation has good bioavailability and stability, can be widely applied to the field of health-care foods or medicines, and is particularly suitable for enhancing immunity, resisting oxidation, moistening lung, promoting salivation and the like.

The invention discloses an application of a dendrobium extract in preparation of a medicine for treating type 2 diabetes, and mainly relates to the technical field of dendrobium. Particularly, the invention provides the dendrobium extract-containing medicine for treating the type 2 diabetes, so that the stability of components applied to the medicine for treating the type 2 diabetes in acidic, neutral and alkaline environments is improved, and the blood sugar rising amplitude is slowed down. Compared with the prior art, the medicine for treating type 2 diabetes mellitus prepared by the invention takes the dendrobium extract as a core and is matched with the synergistic emulsion, the rhizoma polygonati extract, the dogwood extract, the radix salviae miltiorrhizae extract, the bitter gourd extract, the vitamin B and the trace element chromium element; the traditional Chinese medicine composition disclosed by the invention can be used for synergistically regulating blood sugar metabolism, enhancing insulin sensitivity, improving microcirculation, stabilizing blood sugar, improving insulin resistance and lipid metabolism and enhancing immunity and cardiovascular functions, and a safe and effective medicine is provided for preventing and treating type II diabetes.

The invention discloses a composite plant polypeptide composition with the effects of repairing pancreas and reducing blood sugar. The traditional Chinese medicine composition is prepared from the following raw materials in parts by weight: 10 to 50 parts of ginsenoside, 5 to 30 parts of radix astragali seu hedysari extract, 3 to 20 parts of radix rehmanniae polysaccharide, 2 to 15 parts of radix trichosanthis alkaloid, 5 to 25 parts of rhizoma dioscoreae polysaccharide, 5 to 30 parts of bitter gourd polypeptide, 3 to 20 parts of folium mori alkaloid, 8 to 40 parts of rhizoma polygonati polysaccharide, 5 to 25 parts of fructus hippophae flavone, 10 to 35 parts of wheat germ peptide, 2 to 15 parts of coptis berberine, 10 to 45 parts of corn stigma polysaccharide and 3 to 20 parts of saussurea involucrata polyphenol. 1-10 parts of sophora flavescens total alkaloids, 5-25 parts of a dendrobium extract, 5-30 parts of a radix puerariae extract, 8-35 parts of L-arabinose and 10-40 parts of small molecule peptides; 20 to 100 parts of collagen peptide and 15 to 80 parts of albumin peptide; 5-50 parts of microcrystalline cellulose, 3-30 parts of fructo-oligosaccharide and 0.5-5 parts of magnesium stearate; the limitation of single sugar control or simple component mixing in the prior art is broken through, a synergistic system of plant active components and functional polypeptides is constructed, and the purity and retention rate of the plant active components are improved by optimizing the extraction process.

The present invention relates to the technical field of skin care products, specifically disclosing an oil-soluble extract composition with anti-allergic and soothing effects and its use. The oil-soluble extract composition with anti-allergic and soothing effects comprises the following components: an extract of the flower, leaf, and vine of Cyperus rotundus, an extract of Dendrobium nobile, an extract of Sapindus mukorossi, an extract of Rosmarinus officinalis, an extract of Calendula officinalis, and a solvent. This composition has the advantage of accelerating skin repair.

The invention belongs to the technical field of daily chemical products, and particularly relates to a plant composition for resisting photo-thermal damage and achieving anti-inflammatory repair and application of the plant composition. The plant composition for resisting photo-thermal damage and realizing anti-inflammatory repair, provided by the invention, comprises a salvia miltiorrhiza root extract, a dendrobium nobile extract and a eucommia ulmoides bark extract, the mass ratio of the salvia miltiorrhiza root extract to the dendrobium nobile extract to the eucommia bark extract is (10-40): (1-10): (0.05-0.5). According to the invention, the components cooperate with each other and promote each other, and after illumination, a synergistic effect is obtained for reducing inflammatory factors TNF-alpha, IL-1beta and IL-6 and inhibiting the expression of a key molecule PGE2 for body temperature regulation; therefore, excellent effects of resisting photo-thermal injury, resisting inflammation, relieving and repairing a barrier are achieved, and the composition is suitable for skin care, and is particularly used as an auxiliary sun-screening agent to relieve skin sunburn and repair the skin barrier.

The invention discloses yoghurt capable of reducing uric acid as well as a preparation method and application of the yoghurt, and belongs to the technical field of probiotic yoghurt. The yoghurt capable of reducing uric acid provided by the invention is prepared by taking a dendrobium extract, prebiotics, auxiliary materials and pure milk as raw materials, inoculating a complex microbial inoculant composed of specific probiotics, fermenting and curing. The dendrobium nobile and the probiotic complex microbial inoculant are combined for the first time, experimental results show that the probiotic complex microbial inoculant, the prebiotics and the dendrobium nobile extract have a synergistic effect in the aspects of reducing blood uric acid concentration and improving intestinal flora, and the yoghourt provided by the invention has a remarkable uric acid reducing function and has excellent product appearance and taste. The invention provides a novel functional food with high acceptability for reducing the blood uric acid concentration and improving the intestinal flora of people with hyperuricemia and gout, and has a wide application prospect.

Cosmetic or dermatological use of an extract of Dendrobium officinale to maintain and / or increase skin thickness. The present invention relates to the new cosmetic or dermatological use of an extract of Dendrobium officinale and / or a composition comprising it to maintain and / or increase skin thickness, preferably of the epidermis, more preferably of the basal layer, the spinous layer and / or the granular layer of the epidermis.

The present invention provides an extract of Dendrobii Caulis with eye care effect, wherein the extract of Dendrobii Caulis has an active ingredient including a picrotoxane-type sesquiterpene. The present invention further provides a pharmaceutical composition with eye care and a use of an extract of Dendrobii Caulis for preparing a pharmaceutical composition with eye care effect.

The invention relates to the technical field of tobacco flavors and fragrances, in particular to a tobacco additive and a preparation method thereof. The preparation method comprises the following steps: mixing bletilla striata with water, carrying out reflux extraction, cooling, adding enzyme for enzymolysis treatment, and filtering to obtain a bletilla striata extract; dendrobium nobile and water are mixed, reflux extraction is performed, enzyme is added for enzymolysis treatment after cooling, and then filtration is performed to obtain a dendrobium nobile extract; the method comprises the following steps: mixing lactic acid with glycerol, and reacting under a heating condition to obtain a lactic acid-glycerol reactant; and mixing the bletilla striata extract, the dendrobium extract, the lactic acid glycerol reactant and a solvent to prepare the tobacco additive. According to the additive for the tobacco, the moisture retention performance of the cigarette is remarkably improved, and the sensory quality is comprehensively improved.

The invention discloses hangover alleviating tea and a preparation method thereof. The oral liquid is prepared from the following raw material extracts in parts by weight: 10-15 parts of a radix puerariae extract, 6-9 parts of a hovenia dulcis thunb extract, 6-9 parts of an emblic leafflower fruit extract, 6-9 parts of a Chinese olive extract, 6-9 parts of a pericarpium citri reticulatae extract, 3-6 parts of a chrysanthemum extract, 1-6 parts of a dendrobium extract, 6-12 parts of a fermented soybean extract and 6-12 parts of a fructus gardeniae extract. The raw material extract is dry paste powder prepared by a water extraction method, an alcohol extraction method or a water-alcohol combined extraction method, and is sieved by a 80-mesh sieve; multi-dimensional hangover alleviating and body protection are achieved through a scientific and accurate multi-component formula, effective components are fully reserved through a targeted advanced extraction technology, the activity is improved, practicability and storage convenience are improved in a solid brewing form, safety and the shelf life are guaranteed by combining a strict sterilization technology, and the health-care product is obtained. The problems of unscientific formula, low extraction efficiency, inconvenient form, large potential safety hazard and the like of the existing anti-alcohol product are solved, and a safe, efficient and convenient anti-alcohol product is provided for consumers.

The invention relates to a facial mask (IPC classification number: A61K8 / 49), in particular to a deep moisturizing facial mask and a preparation method thereof. The invention provides a deep moisturizing mask which comprises deep moisturizing essence and mask base cloth, the mask base cloth is infiltrated in the deep moisturizing essence, and the deep moisturizing essence at least comprises the following raw materials in percentage by weight: a phase A: a polyhydric alcohol compound, a chelating agent, a moisturizing agent, allantoin, a thickening agent and p-hydroxyacetophenone, a phase B: a phase C: a polyhydric alcohol compound, a chelating agent, a moisturizing agent, allantoin, a thickening agent and p-hydroxyacetophenone, and a phase D: a polyhydric alcohol compound, a chelating agent, a moisturizing agent, allantoin, a thickening agent and p-hydroxyacetophenone; a phase B: a pH regulator; a phase C: a micromolecule humectant, a film-forming humectant, a first skin conditioner, a second skin conditioner, a third skin conditioner, inositol and a dendrobium extract; and the phase D is an auxiliary agent. The mask prepared by the invention can urgently moisturize the skin within a short time, is fresh and cool in texture, not sticky and greasy, and high in air permeability, and can tighten the skin after being used up, so that the skin is tender and fresh for a long time.

The invention provides a codonopsis pilosula and dendrobe extract soft capsule and a preparation method thereof, and belongs to the technical field of pharmaceutical preparations, the codonopsis pilosula and dendrobe extract soft capsule comprises a content and a capsule skin coating the content; the content is prepared from the following raw materials: a codonopsis pilosula and dendrobe extract, a dispersion medium, a suspending aid and a wetting agent; the dispersion medium comprises PEG-400, and the suspending aid comprises xanthan gum; the capsule skin is prepared from the following raw materials: gelatin, water, a plasticizer and a disintegrating agent. Hydrophilic groups are introduced through chemical modification, a network structure is opened, a physical plasticizing flexible chain is inserted, the crosslinking density is further reduced, dynamic balance of a network is optimized through moisture regulation and control, and the elasticity index of the capsule skin is increased and the disintegration time is shortened through a synergistic effect. The prepared codonopsis pilosula and dendrobe extract soft capsule is good in content stability, high in capsule skin elasticity index and short in disintegration time.

This invention provides a traditional Chinese medicine (TCM) whitening and freckle-removing composition and its application in the preparation of skincare products. The TCM whitening and freckle-removing composition comprises the following raw material components by weight percentage: Dendrobium nobile extract (principal ingredient) 0.1-5.0%; Astragalus membranaceus extract (assistant ingredient) 0.5-8.0%; Papaya extract 0.1-3.0%; Polygonum multiflorum extract 0.1-3.0%; Ginseng extract 0.05-2.0%; Ligusticum chuanxiong extract 0.05-2.0%; oil-soluble licorice extract (Glycyrrhiza glabra, containing glycyrrhizin) 0.01-1.0%; Carthamus tinctorius (Saffron) extract 0.01-0.5%; and Angelica sinensis extract 0.05-1.0%. Based on TCM principles, this invention uses authentic Chinese medicinal materials and modern extraction and formulation techniques to create various formulations of skincare products that offer both external whitening effects and gentle repair, thus solving the technical problem of long-term, safe, and effective whitening and freckle-removing treatment.

The invention provides a repair type composition, a repair type product and a preparation method of the repair type product. The repair type composition comprises a composite dendrobium extract, a radix sophorae flavescentis extract and a rhizoma bletillae root extract, the number-average molecular weight of the composite dendrobium nobile extract is 6000 Da to 8000 Da, and the average viscosity of the composite dendrobium nobile extract at 25 DEG C is 100 mpa.s to 200 mpa.s; extraction sources of the composite dendrobium extract comprise dendrobium officinale, dendrobium nobile and dendrobium fimbriatum. The composite dendrobium extract is used together with the radix sophorae flavescentis extract and the rhizoma bletillae extract, so that the synergistic antibacterial and soothing effects can be achieved. Meanwhile, the number-average molecular weight of the composite dendrobium extract is small, the viscosity is low, the absorption effect of the skin on the dendrobium extract is facilitated, the repairing capacity of the dendrobium extract is improved, and the dendrobium extract is more suitable for people with sensitive skin to use.

The invention relates to a solid shampoo soap for improving hair smoothness and a preparation method thereof, and belongs to the technical field of daily chemicals. In order to solve the problem that the existing solid shampoo soap is insufficient in cleaning component stimulation and softening effect, the shampoo soap takes a composite plant fermentation extract as a core, is matched with a red clover extract and a dendrobium extract, and is supplemented with components such as an amino acid surfactant and a humectant. The compound plant fermentation extract is prepared by mixing camellia seeds, polygonum cuspidatum roots, cacumen biotae and saussurea involucrata according to a specific ratio and performing anaerobic fermentation through compound strains, and can release natural small molecular active ingredients. During preparation, raw material mixing, homogenizing, curing and post-curing process forming are carried out, the product is mild and clean, hair cuticles and scalp barriers are not damaged, the water content of hair can be increased, the combing difficulty is lowered, branching is reduced, and the advantages of portability and environmental protection are achieved.

The present application relates to a kind of soothing repair nanoliposome and its preparation method and application.The liposome includes mass ratio 1: (1-3) oil phase and water phase, the oil phase includes the following mass percentage of raw materials: 0.1-0.5% ceramide NP, 0.3-3% cure wu flower extract, 0.2-0.5% hydroxyekdoin, 2-4% squalane, 0.1-0.5% di (lauramide glutamine) lysine sodium, 1-3% hydrogenated lecithin, 1-3% cholesterols, the rest is anhydrous ethanol;The water phase includes the following mass percentage of raw materials: 1-5% dendrobium nobile Lindl extract, 1-3% glycerol grape glycoside, 0.5-1% recombinant fibronectin, 20-40% glycerol, the rest is deionized water.The soothing repair nanoliposome of the present application can realize the dual effect of instant soothing, long-term repair.

The invention discloses a composition of dendrobium huoshanense extract and lactobacillus reuteri and application of the composition in preparation of medicines for treating intestinal inflammatory diseases, and belongs to the field of biological medicines. The dendrobium huoshanense is subjected to reflux extraction by using an ethanol solution to obtain a dendrobium huoshanense extract, and the dendrobium huoshanense extract is combined with lactobacillus reuteri to form the composition. Mouse model experiment results show that the composition can significantly regulate GABA metabolism of intestinal flora, reduce the level of inflammatory factors in vivo, improve depression symptoms of mice and repair intestinal barriers; compared with independent treatment of the dendrobium huoshanense extract or the lactobacillus reuteri, the dendrobium huoshanense extract has an obvious synergistic treatment effect. The preparation method of the composition is simple and easy to implement, the raw materials are wide in source, large-scale production and clinical application are facilitated, high-valued utilization of the traditional Chinese medicine-probiotic composition in the field of medicine is promoted, and a new choice is provided for treatment of intestinal inflammatory diseases and intestinal-cerebral axis related diseases.

The present application provides a kind of low-calorie high dietary fiber fava bean powder and its preparation method, it relates to health-care product technical field.The present application fava bean powder includes: fava bean raw material powder, traditional Chinese medicine extract, dietary fiber, gamma-cyclodextrin, resistant dextrin, thickening agent, flavoring agent;Traditional Chinese medicine extract is composed of dendrobium extract, rhodiola extract and lotus leaf extract.Fresh fava bean whole plant is freeze-dried, pulverized to prepare fava bean raw material powder;Dendrobium extract is prepared by long bifidobacterium and pentose pediococcus compound fermentation, rhodiola extract is prepared by ultrasonic-assisted alcohol extraction combined with ultrafiltration purification, and lotus leaf extract is prepared by flash extraction combined with macroporous resin purification.The present application effectively protects the heat-sensitive active ingredients in fava bean and traditional Chinese medicine by adding resistant dextrin and gamma-cyclodextrin double embedding technology, improves the pungent bitter taste, and improves the instant performance.The present application fava bean powder has the effects of reducing blood sugar, reducing blood lipids and assisting in weight loss, and can be used for preparing related health-care products.

The invention provides a dendrobium nobile extract for treating COPD (chronic obstructive pulmonary disease) as well as a preparation method and application of the dendrobium nobile extract. Animal experiments are adopted to evaluate the pharmacological activity of dendrobium nobile in resisting chronic obstructive pulmonary disease (COPD), the chemical substance basis of dendrobium nobile is systematically analyzed through a high-resolution liquid chromatography-mass spectrometry technology, and the key active components of dendrobium nobile in resisting COPD are further screened in combination with spectrum-activity correlation analysis and network pharmacology technologies. Experimental results show that dendrobium nobile can improve the lung function of a COPD mouse and reduce the level of inflammatory factors, and shows a good COPD treatment effect; 93 chemical components are identified from dendrobium nobile lindl, and the comprehensive spectrum-activity correlation analysis and the network pharmacology analysis show that N-trans-feruloyltyramine, Colonin and glyphoside can be core active components of the dendrobium nobile lindl for treating COPD (chronic obstructive pulmonary disease).

The invention provides a whitening and moisturizing composition, a whitening and moisturizing moisturizer and a preparation method of the whitening and moisturizing moisturizer and belongs to the technical field of skin care products, and the whitening and moisturizing composition is prepared from, by weight, 0.5-1 part of saccharide derivatives, 10-12 parts of ginkgo fruit powder and 0.2-3 parts of dendrobe extracts. The structural formula of the carbohydrate derivative is shown in the specification. By compounding the sugar derivative whitening active ingredients, the ginkgo fruit powder and the dendrobium extract, a triple whitening mechanism of generation inhibition, oxidation resistance and soothing and repairing is formed, and the overall whitening efficiency is remarkably improved through the multi-channel synergistic effect. The whitening and moisturizing moisturizer provided by the invention adopts a powerful moisturizing base to support the whitening effect, adopts a mild and stable emulsification system to ensure that a complex formula containing multiple active components keeps physical and chemical stability in the storage and use processes, and the prepared whitening and moisturizing moisturizer has a remarkable whitening effect.

The invention relates to a soothing and repairing nano-liposome as well as a preparation method and application thereof. The liposome comprises an oil phase and a water phase in a mass ratio of 1: (1-3), wherein the oil phase comprises the following raw materials in percentage by mass: 0.1-0.5% of ceramide NP, 0.3-3% of a convalescent tomentosa extract, 0.2-0.5% of hydroxyl Ectoine, 2-4% of squalane, 0.1-0.5% of bis (lauramide glutamine) sodium lysine, 1-3% of hydrogenated lecithin, 1-3% of cholesterol and the balance of absolute ethyl alcohol; the water phase is prepared from the following raw materials in percentage by mass: 1 to 5 percent of dendrobium nobile extract, 1 to 3 percent of glycerol glucoside, 0.5 to 1 percent of recombinant fibronectin, 20 to 40 percent of glycerol and the balance of deionized water. The soothing and repairing nano-liposome disclosed by the invention can realize double effects of instant soothing and long-term repairing.

This invention provides an antidepressant polysaccharide soluble fiber preparation and its preparation method, belonging to the field of functional food preparation technology. The preparation consists of the following raw materials in parts by weight: 30-60 parts of shiitake mushroom soluble dietary fiber, 2-8 parts of γ-aminobutyric acid (GABA), 3-10 parts of Dendrobium officinale extract, 5-15 parts of Poria cocos water extract, and 20-40 parts of maltodextrin. The preparation method of the shiitake mushroom soluble dietary fiber includes: pulverizing the shiitake mushroom stems and subjecting them to high-temperature and high-pressure steam treatment, followed by hot water extraction and filtration. The filtrates are then combined and sequentially enzymatically hydrolyzed with alkaline protease, α-amylase, and cellulase. After enzyme inactivation and filtration, the hydrolysate is concentrated and precipitated with ethanol to obtain the final product. This invention's preparation, through the synergistic effect of shiitake mushroom dietary fiber with GABA, Dendrobium officinale, and Poria cocos, can effectively improve depressive symptoms and can be used to prepare antidepressant drugs or functional foods. It has the advantages of natural raw materials, clear efficacy, and stable processing.

The present application provides a soothing repair composition and its application, the soothing repair composition comprises yeast Tricholoma matsutake fermentation product filtrate, dendrobium extract and individual green skin extract. The present application creatively finds that yeast Tricholoma matsutake fermentation product filtrate, dendrobium extract and individual green skin extract have synergistic effect, the three synergistically play the effect of moisturizing, soothing, inhibit inflammation pathway activation, significantly improve the skin barrier repair ability, improve the skin redness, and the skin is more lustrous and bright.

The invention belongs to the technical field of soybean milk powder, and particularly relates to a dendrobium-containing soybean milk powder composition which comprises the following components: 70-85% of soybean milk powder, 3-10% of a dendrobium extract, 5-15% of maltose and 2-8% of fructo-oligosaccharide, and specifically comprises the following components: 70% of soybean milk powder, 10% of a dendrobium extract, 12% of maltose and 8% of fructo-oligosaccharide. The dendrobium extract is an extract obtained by water extraction of dendrobium stems, and the solid content is 20-50%; in the dendrobium-containing soybean milk powder composition disclosed by the invention, the soybeans provide high-quality protein and soy isoflavone; the dendrobe extract is rich in dendrobe polysaccharide and alkaloid, so that the immune regulation capability of a body can be remarkably enhanced, and the gastrointestinal absorption function is improved; the fructo-oligosaccharide serving as prebiotics can promote reproduction of beneficial bacteria in intestinal tracts and improve the micro-ecological environment of the intestinal tracts.

The invention belongs to the technical field of fresh-keeping agents, and particularly relates to a natural fresh-keeping agent for preserving prefabricated vegetables at normal temperature and a preparation method of the natural fresh-keeping agent. The natural preservative for preserving the pre-prepared vegetables at normal temperature is prepared from traditional Chinese medicinal material extracts, and the traditional Chinese medicinal material extracts comprise a dendrobe extract, a rheum officinale extract, a fructus forsythiae extract, a ligusticum wallichii extract and a clove extract. Effective components of the medicinal materials are respectively obtained through a specific extraction technology, and through scientific compatibility, the prepared composite preservative is wide in antibacterial spectrum and high in oxidation resistance, can effectively prolong the shelf life of the prefabricated vegetables, especially meat product prefabricated vegetables, at normal temperature, is safe and non-toxic, and meets the requirements of modern consumers for healthy and natural foods.

The application provides a composition for tonifying qi and blood, improving sleep and memory and a preparation method and application thereof, and relates to the technical field of traditional Chinese medicine.The composition comprises, in terms of weight parts, 5-50 parts of astragalus root, 5-30 parts of angelica root, 5-25 parts of hawthorn, 1-15 parts of dried tangerine or orange peel, 5-40 parts of mulberry, 5-25 parts of malt, 1-15 parts of dendrobium and 1-25 parts of American ginseng.The dendrobium is first decocted, and then subjected to enzymolysis by using a compound enzyme of cellulase and pectinase to obtain a dendrobium extract;the astragalus root, the angelica root, the malt and the American ginseng are soaked in water, subjected to ultrasonic treatment and decocted to obtain filter residue 1 and filter liquid 1;then the filter residue is mixed with the hawthorn, the dried tangerine or orange peel and the mulberry, and further decocted in water to obtain filter liquid 2;the dendrobium extract and all the filter liquids are combined to obtain the composition.The composition has the effects of tonifying qi and blood, improving immunity, improving insomnia and improving memory due to the mutual cooperation of the raw material components.

The invention relates to the technical field of traditional Chinese medicine extraction, in particular to a preparation method and application of a dendrobium flexicaule extract. The preparation method comprises the following steps: firstly, accurately weighing a rutin standard substance, dissolving the rutin standard substance with ethanol, preparing contrast solutions with different concentrations, drawing a standard curve through a chromogenic reaction and absorbance determination, then, cleaning stems of dendrobium flexicaule with tap water, and drying the cleaned stems of dendrobium flexicaule to obtain the dendrobium flexicaule extract. The preparation method comprises the following steps: drying in a drying oven at 50 DEG C for 5 days, crushing by using a pulverizer, sieving to obtain uniform powder for later use, extracting by adopting an alcohol extraction method or a water extraction method in combination with ultrasonic-assisted extraction to obtain an extract, and finally obtaining the optimized preparation method through a single factor experiment, a response surface test, optimization item verification and specific condition verification according to a drawn standard curve. By adopting the method, the extraction conditions of the water extraction method and the alcohol extraction method are optimized, so that the extraction efficiency of the flavonoid compounds in the dendrobium flexicaule is improved, and the retaining effect of active ingredients is improved.

The invention provides a quality control method for a medicine composition containing a fresh dendrobium extract, and belongs to the technical field of medicine quality control methods. The quality control method for the pharmaceutical composition containing the fresh dendrobium extract comprises one or more of aleppo avens thin layer identification, capillary artemisia thin layer identification, gentiana scabra bunge thin layer identification and gentiopicroside content determination. According to the quality control method of the pharmaceutical composition containing the fresh dendrobium extract, the quality stability of the pharmaceutical composition can be accurately and precisely controlled.

The application discloses application of a dendrobium extract in preparation of a medicine for treating type 2 diabetes, and mainly relates to the technical field of dendrobium. Specifically, the application provides a medicine for treating type 2 diabetes and containing the dendrobium extract, improves stability of components in the medicine for treating type 2 diabetes in an acid, neutral or alkaline environment, and slows down blood sugar increase. Compared with the prior art, the medicine for treating type 2 diabetes prepared by the application takes the dendrobium extract as a core, is matched with a synergistic emulsion, a rhizoma polygonati extract, a fructus corni extract, a salvia miltiorrhiza extract, a momordica charantia extract, vitamin B and trace elements of chromium, and through cooperation with traditional Chinese medicine components, can synergistically regulate blood sugar metabolism, enhance insulin sensitivity and improve microcirculation, can stabilize blood sugar, improve insulin resistance and lipid metabolism, improve immunity and cardiovascular function, and provides a safe and effective medicine for prevention and treatment of type 2 diabetes.

The invention relates to a preparation method and application of a dendrobium crepidatum extract. The preparation method of the extract comprises the following steps: drying and crushing dendrobium crepidatum stems to obtain dendrobium crepidatum stem dried powder; carrying out absolute ethyl alcohol ultrasonic extraction on the powder, then carrying out hot reflux treatment, repeatedly carrying out ethanol ultrasonic extraction and hot reflux treatment on a filter cake after suction filtration, and merging the obtained filtrates to obtain a dendrobium crepidatum ethanol extracting solution; and carrying out rotary evaporation on the extracting solution until no alcohol smell exists, adjusting the pH value to 2-3, adding ammonia water into the filtrate after suction filtration to adjust the pH value to 9-9.5, suspending in ultrapure water, adding dichloromethane for extraction, and carrying out rotary evaporation and freeze drying on the obtained organic layer to obtain the Dendrobium crepidatum dichloromethane extract. The dendrobium crepidatum dichloromethane extract has good anti-inflammatory activity and can be expected to be used for preparing the medicine for treating the ulcerative colitis, experimental materials are from plants, the cost is low, and a more targeted treatment scheme is provided for the specific disease of the ulcerative colitis.