1484results about "Food extraction" patented technology

The invention provides a process for preparing various nutritional ingredients from oats, and relates to the technical field of deep processing of oats. The process comprises the following steps: crushing and sieving oats to obtain oat bran; the method comprises the following steps: extracting oat bran through a supercritical extraction technology to obtain pretreated oat bran and an extract, and carrying out gradient membrane treatment and membrane ultrafiltration on the extract to obtain oat oil; extracting the pretreated oat bran through continuous sectional extraction equipment; after first-stage protein extraction, second-stage dextran extraction, third-stage immobilized enzymolysis and fourth-stage filler decoloration, the materials enter a system balance tank, and membrane separation and concentration are performed to obtain the oat beta-dextran. According to the invention, various nutrient substances such as oat beta-glucan, oat protein, oat oil and the like can be extracted at the same time, the defects in the prior art are overcome, the automation degree is high, and energy conservation and emission reduction are realized.

The invention discloses a method for extracting extracellular vesicles from dried Sanguisorba officinalis rhizomes and application of the extracellular vesicles, and relates to the technical field of molecular biology and biomedicine.The method comprises the following steps that S1, rehydration is conducted, specifically, the dried Sanguisorba officinalis rhizomes are subjected to liquid nitrogen quick freezing and then ground into powder at the low temperature, the powder and hydration liquid are mixed according to the proportion of 1: 10 (w / v), the mixture is slowly stirred for 2-4 h at the temperature of 4 DEG C, and the extracellular vesicles are obtained; removing large-particle impurities by using sterile gauze or a filter screen, and collecting filtrate; according to the method, through the synergistic effect of multiple enzymolysis and in combination with cellulase, pectinase and the like, the degradation efficiency is remarkably improved, meanwhile, EDTA is chelated with metal ions, and the enzymolysis effect is enhanced. Short-time alternating ultraviolet light is introduced to activate'dormant 'vesicles, so that the yield and the biological activity are improved. Secondly, multiple protection mechanisms, such as vitamin C, EDTA (Ethylene Diamine Tetraacetic Acid), cane sugar, BSA (Bovine Serum Albumin) and an ultraviolet protective agent are adopted, so that the integrity and the biological activity of the vesicles are ensured.

The invention discloses a green processing technology of sea cucumber powder capable of realizing directional enrichment and improving polysaccharide release rate, and belongs to the field of food processing. The sea cucumber powder is prepared by the following steps: S1, pretreating sea cucumbers; s2, enrichment of nutrient substances of the sea cucumbers; s3, regulating and controlling the particle size of the sea cucumber powder; s4, performing'single 'supercritical treatment; s5, carrying out in-situ ultramicro physical crushing; and S6, performing'dual 'supercritical treatment. Through the design of the gas disperser and the additional arrangement of the second hole disc, the supercritical extraction instrument can perform effective supercritical carbon dioxide extraction on the ultramicro sea cucumber powder, the deodorization of the ultramicro sea cucumber powder is realized, and the eating quality of the ultramicro sea cucumber powder is improved. Moreover, by detecting and regulating the stacking density and the tap density, optimal processing parameters for the ultramicro sea cucumber powder are found, so that the prepared ultramicro sea cucumber powder is high in polysaccharide release rate, good in eating quality and easy for subsequent processing.

The invention provides an oat green extract and a preparation method thereof, and relates to the technical field of plant extraction. The extraction method comprises the following steps: taking immature oat plants, cleaning and quickly freezing; mixing with sodium chloride, and crushing to obtain oat sections; mixing the oat sections with an ethanol solution, performing ultrasonic extraction, and performing solid-liquid separation to obtain filtrate; and filtering, purifying and freeze-drying the filtrate to obtain the oat green extract. According to the method, the immature oat plants are adopted as extraction objects, the extraction method suitable for the immature oat plants is researched, the problem of plant waste caused by the fact that oats cannot be mature in special areas is solved, local resources are effectively and reasonably utilized, and the economic value of the oat resources is maximized. According to the extraction process, effective components of immature plants are dissolved into a solvent through low-concentration ethanol, low-temperature ultrasonic and freezing wall breaking technologies, the natural activity of the effective components in the oat is not changed in the whole process, and the nutritional value of the oat green can be reserved to a greater extent.

The invention provides an extraction device containing a penthorum chinense pursh extract and a beverage, and relates to the field of food processing. According to the extraction device containing the penthorum chinense pursh extract, through the design of a closed-loop transmission system, continuous feeding, extraction and discharging of penthorum chinense pursh materials are achieved, a driver provides a stable power source through a bevel gear transmission mechanism, it is ensured that the materials continuously move and are stirred in an extraction pipe, and the extraction efficiency is improved. Penthorum chinense pursh materials can be continuously fed and extracted without shutdown treatment. Compared with the prior art, continuous extraction is achieved, the production efficiency is improved, the operation process is simplified, human intervention is reduced, the ultrasonic extraction effect is enhanced, the extraction efficiency is improved, real-time monitoring and feedback are achieved, and it is ensured that the extraction process is stable.

The invention relates to the technical field of biology, in particular to a method for preparing a high-activity small-molecule cartilage extract from animal cartilage tissue, the cartilage extract and application of the cartilage extract, and the method for preparing the high-activity small-molecule cartilage extract from the animal cartilage tissue comprises the following steps: S1, soaking; s2, bone breaking; s3, removing cartilage fat by adopting a skimming and centrifugal separation process; s4, enzymolysis: performing compound shearing on compound protease to obtain enzymatic hydrolysate; s5, filtering; and S6, freeze drying. Through the application of various new technologies, the content of type II collagen in the prepared cartilage extract reaches 65% or above, the content of GAGS reaches 30% or above, the content of hyaluronic acid reaches 17% or above, and the problem that in the prior art, biological activity is damaged due to the processes of degreasing through a chemical degreasing agent, physical high temperature, chemical degradation and high-temperature drying is solved; the biological activity of the natural extract is completely reserved by adopting a physical degreasing and multi-enzyme multi-level directional composite enzymolysis technology and a freeze-drying technology at the temperature of minus 40 DEG C or below.

The invention discloses a citron and cichorium intybus composite solid beverage, and relates to the technical field of solid beverages, and the solid beverage comprises the following components: 20-30 parts of a citron extract, 50-70 parts of a cichorium intybus extract, 5-10 parts of erythritol, 1-2 parts of vitamin C, 1-2 parts of probiotic powder, 1-2 parts of citric acid, and 1-2 parts of ginger powder. According to the citron and cichorium intybus composite solid beverage, the cichorium intybus extract in the citron and cichorium intybus composite solid beverage is rich in dietary fibers and can help to improve intestinal health and promote digestion, citron and cichorium intybus contain rich antioxidant components and are beneficial to neutralizing free radicals and slowing down the aging process, and the components in the beverage can help to improve energy and promote digestion. The physical and mental states are improved.

The invention discloses a plant-source nutritional supplement based on glycoside compounds and a preparation method thereof, and relates to the technical field of preparation of plant-source nutritional supplements.The preparation method comprises the steps that raw materials are prepared; the preparation method comprises the following steps: respectively carrying out ultrasonic-assisted extraction on flavonoid glycoside, saponin and geniposide raw materials to obtain an extracting solution; carrying out centrifugal separation on the extracting solution, taking supernate, and then purifying by adopting a macroporous resin adsorption method to obtain a purified glycoside compound solution; mixing the purified glycoside compound solution with lycium barbarum polysaccharide, Chinese yam starch, vitamin E and other auxiliaries in proportion, and uniformly stirring to form a mixed solution; carrying out spray drying on the mixed solution to obtain a powdery nutritional supplement; and screening the powdery nutritional supplement. The high-purity plant source glycoside compound and the functional auxiliary agent are scientifically compounded, and ultrasonic extraction, resin purification and precise process control are combined, so that the integrated improvement of activity synergy, quality stability and personalized scene adaptation of the nutritional supplement is realized.

The invention relates to the technical field of nutritional supplements. A traditional fat reducing method mainly comprises dieting, high-intensity exercise, medicine weight losing and the like. However, dieting may lead to malnutrition; high-intensity sports are difficult to insist, and sports injury is easily caused; in order to solve the technical problems, the invention discloses a fat-reducing nutritional composition capable of improving metabolism, and the fat-reducing nutritional composition can be used for solving the technical problems of severe side effects such as tachycardia, insomnia and the like caused by medicine weight loss. The composition comprises the following components in parts by weight: 13-21 parts of a bitter gourd extract, 15-31 parts of a garcinia cambogia extract, 13-17 parts of oat fibers, 17-23 parts of whey protein powder, 7-9 parts of linseed oil, 6-14 parts of a green tea extract, 9-15 parts of a calcium supplement and 15-19 parts of a purple perilla seed extract, and can provide energy for a user, supplement immune globulin, lactoferrin and a calcium source, improve the immunity of the user and improve the immunity of the user. The body metabolism level and immunocompetence are improved, absorption of fat in digestive tracts can be effectively inhibited, storage of fat in the body is reduced, fat consumption is promoted, and the fat reducing effect is achieved.

The invention relates to the field of biological agents, in particular to a compound probiotic preparation rich in organic selenium and a preparation method of the compound probiotic preparation, and efficient synergistic delivery is achieved through plant micromolecule organic selenium extraction and a multi-layer microemulsion embedding technology. The preparation consists of a core active component, a carrier system and a curcumin compound. The plant micromolecular organic selenium is extracted from cardamine hupingshanesis and high-selenium corn flour through an HLUP technology, and the bioavailability is remarkably improved. A corn protein modified W / O / W microemulsion is adopted as a carrier, an outer layer membrane is stable in an acid environment, and an inner layer accurately releases selenium to small intestines; a protective agent composed of trehalose and glucose inhibits ice crystal damage, and glutaraldehyde crosslinking enhances the mechanical strength of the membrane. Curcumin and selenium synergistically enhance antioxidant and immunomodulatory functions, and promote phagocytic activity of macrophages. The stability and bioavailability bottlenecks of a traditional preparation are broken through, and an innovative scheme is provided for functional food development.

The invention provides an extraction method and application of a sugar-controlling component in mulberry leaves, and the extraction method comprises the following steps: mixing mulberry leaf powder and an acidic ethanol solution, and then carrying out ultrasonic extraction to prepare a first extracting solution and a first extracting residue; carrying out enzymolysis treatment on the first extraction residue, and collecting a second extraction solution; combining the first extracting solution and the second extracting solution, concentrating and decoloring to obtain a decolored solution; carrying out microfiltration, nanofiltration and membrane concentration on the decolored solution, and then drying; the enzymolysis treatment comprises primary enzymolysis treatment and secondary enzymolysis treatment; a composite decolorizing agent is added in the decolorizing process; the preparation method of the composite decolorizing agent comprises the following steps: mixing the activated carbon and the attapulgite, pickling, and calcining to obtain a first mixture; mixing and reacting the first mixture, chitosan and acetic acid. According to the method, the extraction process of the mulberry leaf powder is controlled, so that the sugar-controlled component in the mulberry leaves is efficiently extracted.

The invention belongs to the field of hangover alleviating and liver protecting products, and particularly discloses a preparation method of a quick hangover alleviating and liver protecting drink, the drink is prepared by compounding a chamomile extract and a plurality of plant raw materials (dandelion, fingered citron, hovenia acerba and the like), and the chamomile extract is extracted by a special process. The preparation method comprises the following steps: firstly, soaking and cooking part of the raw materials, and then crushing, soaking and extracting the other part of the raw materials; mixing the liquids obtained in the steps, adding the rest raw materials, soaking, extracting and mixing; and finally, adding the chamomile extract, uniformly mixing, pasteurizing and canning. The beverage adopts fresh plant raw materials, pressure and temperature control is emphasized in the preparation process, and the quality and the effect are ensured. The process is simple, efficient and suitable for industrial production, the prepared beverage has remarkable sobering-up and liver-protecting effects, and the healthy and effective sobering-up and liver-protecting beverage can be obtained by people.

The invention relates to a preparation method of a perigord truffle extract as well as a product and application of the perigord truffle extract. The preparation method comprises the following steps: mixing perigord truffle with an enzyme solution for enzymolysis to obtain enzymatic hydrolysate; and mixing the enzymatic hydrolysate with an extracting agent, treating in a pulsed electric field, extracting, centrifuging, taking supernate, and filtering to obtain the traditional Chinese medicine composition. The perigord truffle extract is prepared through a specific extraction method, and the prepared perigord truffle extract has good antioxidant and anti-inflammatory effects.

The invention relates to the technical field of beverage production processes, and discloses a production process of a vegetable beverage containing active organic iron extracted from brassica rapa leaf, and the production process comprises the following steps: S1, a raw material preparation stage, S2, a component extraction stage, S3, a filtration and concentration stage, S4, a preparation stage, and S5, a packaging stage. An iron supplement product is developed, iron of the iron supplement product is derived from natural active organic iron in the brassica rapa leaf raw material, and the iron in the form is more easily absorbed and utilized by a human body, so that the bioavailability of the iron is effectively improved, and side effects are reduced; compared with a traditional inorganic iron supplement, the prepared nutritional beverage can significantly reduce or avoid gastrointestinal discomfort and other side effects, so that the product is safer and suitable for long-term use.

The invention belongs to the technical field of traditional Chinese medicine compositions, and particularly discloses a composition with mild whitening and freckle removing effects and application thereof, and the composition comprises a plant extract and a gastrodia elata extract. According to the composition, the plant extract and the gastrodia elata extract are added, the whitening effect is remarkably improved, and meanwhile, the composition with the mild whitening and freckle removing effects is a medicinal and edible composition and can increase and supplement nutrition, enhance immunity, nourish blood, tonify deficiency and regulate intestines and stomach.

The invention belongs to the field of functional foods or health foods, and particularly relates to an aronia melanocarpa fruit product capable of improving sleep and resisting oxidation and a preparation method of the aronia melanocarpa fruit product. The aronia melanocarpa fruit beverage is prepared from the following components in parts by weight: 20 to 30 parts of aronia melanocarpa fruit juice, 0.5 to 2 parts of gamma-aminobutyric acid, 0.5 to 2 parts of tea leaf theanine, 0.5 to 2 parts of rhizoma gastrodiae, 0.1 to 1 part of semen myristicae, 0.1 to 1 part of fructus mume, 0.05 to 0.15 part of passion flower extract and 0.05 to 0.15 part of saffron crocus extract. Wherein the aronia melanocarpa fruits are used as a main raw material, other medicinal and edible raw materials are used as auxiliary materials, and the product can be taken daily, is used for improving symptoms such as insomnia and the like and has a very good anti-oxidation effect.

The application discloses a brewing method of umami sauce containing taste nucleotide, relates to the technical field of the soy sauce brewing method, and aims to solve the problem that the current brewing process cannot well balance freshness, aroma and mellow feeling. First, a plurality of strains are coupled to ferment to prepare a basic mother oil containing high nucleotide, and then the mother oil is mixed with the soy sauce brewed by the conventional process after UHT sterilization and is aged, so that the umami sauce containing the taste nucleotide is obtained.

The invention discloses green and environment-friendly subcritical water-assisted constructed plant double-protein-based dried meat floss and a preparation method thereof, and belongs to the technical field of food. The preparation method of the plant dried meat floss comprises the following steps: modifying soybean drawing protein and bran protein by using subcritical water, mixing the modified double protein, seasoning auxiliary materials, color mixing auxiliary materials and curcumin according to a certain proportion, and performing high-temperature baking, floss wiping, floss picking, packaging and other processes on the mixed materials to obtain the dried meat floss. The plant dried meat floss has the characteristics of being crisp, fluffy, golden in color, fine and uniform in fiber, anti-inflammatory and the like, not only has unique flavor, texture and anti-inflammatory function, but also is green and environment-friendly in preparation process and low in raw material price, and provides a theoretical basis for developing novel green, economic and nutritional dried meat floss products.

The invention relates to the technical field of foods, and provides a micron-sized milk-fat-ball-like food colloid and a preparation method of the micron-sized milk-fat-ball-like food colloid. According to the preparation method disclosed by the invention, aloe vera, edible oil such as wheat germ oil and water are used as raw materials to prepare the micron-sized creamy-ball-like food colloid, the limitation of components of dairy products is completely eliminated, and the prepared creamy-ball-like food colloid presents a creamy-ball-like structure of which the particle size is greater than that of milk under a 200-500-time light microscope, so that the stability of the food colloid is greatly improved. The surface of the ball is negatively charged like a cream ball. The food colloid prepared by the preparation method provided by the invention has cold and hot stability from-80 DEG C to 121 DEG C, and the shelf life exceeds 12 months. The prepared food colloid with the milk fat ball-like structure is large in development potential, milk components do not need to be simulated, proper hydrophilic and hydrophobic components can be added into a water phase and an oil phase, and the food colloid can be used as a transmission system of bioactive components and can be industrially produced.

The invention discloses a traditional Chinese medicine fermentation composition with a qi and blood nourishing function and a preparation method thereof, and belongs to the technical field of health care products. The traditional Chinese medicine fermented composition is prepared from the following raw materials in parts by weight: 15-20 parts of codonopsis pilosula, 12-18 parts of angelica sinensis, 5-10 parts of longan aril, 3-7 parts of purslane, 2-6 parts of brassica juncea, 4-9 parts of amomum tsao-ko and 5-11 parts of asparagus cochinchinensis. The traditional Chinese medicine fermentation composition is prepared through synergistic compatibility of various traditional Chinese medicines, an efficient extraction process and a multi-strain synergistic fermentation process, the qi and blood tonifying effect of the traditional Chinese medicine fermentation composition can be remarkably improved, and an innovative solution is provided for industrial production of qi and blood tonifying health care products.

The invention provides a biological enzyme preparation for rapidly reducing pesticide residues and a preparation method thereof, and belongs to the technical field of pesticide residue degradation. The invention provides a biological enzyme preparation capable of rapidly reducing pesticide residues. The biological enzyme preparation is prepared from the following components in parts by weight: 10 to 20 parts of phytase, 10 to 50 parts of acetylcholin esterase, 5 to 10 parts of protease, 10 to 20 parts of tyrosinase, 1 to 3 parts of radix platycodonis extract and 1 to 3 parts of aloe extract. According to the biological enzyme preparation capable of rapidly and efficiently reducing the pesticide residues, the removal rate of organophosphorus pesticides on fruits and vegetables is 95% or above, the removal rate of pyrethroid pesticides on the fruits and vegetables is 70% or above, and the biological enzyme preparation is simple in formula, easy to clean and free of secondary residues.

The invention discloses a preparation method of a cistanche-containing functional beverage capable of resisting fatigue and enhancing immunity, and particularly relates to the technical field of functional health-care beverages. The beverage consists of a mixed extract A of cistanche, raspberry, radix ophiopogonis and orange peel, a mixed fermentation extract B of ginseng, Chinese dates and broccoli, fermented apple juice, fermented papaya juice, prebiotics, protein peptide, vitamin B1, vitamin B2, vitamin B6, zinc gluconate, a sweetening agent, a preservative and a nano-liposome embedding agent for embedding NMN. The beverage disclosed by the invention can provide nutritional support for human bodies from multiple aspects, is beneficial to enhancing the immunity of the human bodies and resisting fatigue, and is good in mouth feel, and nutritional ingredients are easy to absorb.

The invention discloses a morchella esculenta extract as well as an extraction method and application thereof, and belongs to the technical field of plant medicine product separation. The invention relates to a specific extraction method of phenolic acid of morchella, through the synergistic effect of low-temperature plasma pretreatment, targeted enzymolysis and deep eutectic solvent extraction, the extraction rate of phenolic acid is remarkably improved, particularly, specific extraction of chlorogenic acid can be realized, and the purity of chlorogenic acid is greater than 85%. The process is environment-friendly and efficient, and the obtained product has important application value in the fields of inflammation resistance and oxidation resistance.

The invention relates to the technical field of nutrient element extraction, and discloses a step-by-step extraction method of organic selenium in natural selenium-rich agricultural products, which comprises the following steps: cleaning, drying and crushing the natural selenium-rich agricultural products into fine powder; then sequentially using an aqueous solution containing a buffer agent, low-concentration ethanol and a high-concentration organic solvent for ultrasonic-assisted extraction to respectively obtain water-soluble, hydrophilic, hydrophobic and fat-soluble organic selenium compounds; and finally, combining the extracting solutions in the steps, and carrying out rotary evaporation concentration and purification treatment to obtain the high-purity organic selenium compound. Through a step-by-step extraction method, different types of organic selenium compounds in natural selenium-rich agricultural products are efficiently extracted by using the aqueous solution, the low-concentration ethanol and the high-concentration organic solvent respectively under low-temperature and mild conditions, so that high purity and biological activity are kept, meanwhile, the process flow is simplified, and the production cost is reduced. The energy consumption and the use of organic solvents are reduced, the environmental pollution is reduced, and the method is suitable for large-scale industrial production.

Disclosed are processes for producing protein products, including protein concentrates from biomass material comprising Rubisco protein. Also disclosed are protein concentrates with advantageous functional properties, related protein products, and food products comprising protein concentrates.

The invention is applied to the technical field of food processing, and discloses a preparation method of low-temperature extraction medicinal and edible freeze-dried powder based on natural plants, and the preparation method comprises the following steps: S1, raw material pretreatment, S2, ultralow-temperature pre-cooling, S3, high-voltage pulsed electric field treatment, S4, low-temperature extraction, S5, multi-stage filtration, S6, vacuum concentration, and S7, freeze drying. According to the preparation method of the natural plant-based low-temperature extracted medicinal and edible homologous freeze-dried powder, an ultralow-temperature pre-cooling technology is adopted, an extremely low-temperature environment is created for the natural plants, possible damage to active components in the natural plants caused by high temperature is prevented from the source, a high-voltage pulsed electric field treatment means is introduced, the permeability of cell membranes can be ingeniously and remarkably improved, and the content of the active components in the natural plants is increased. And when the barrier action of the cell membrane is weakened, the extraction process becomes more efficient, so that more active ingredients can be smoothly dissolved out, damage to the active ingredients in the processing process is avoided to the greatest extent, and complete retention of the active ingredients is ensured.

The invention discloses weight-reducing and blood-sugar-reducing meal replacement powder for increasing satiety and a preparation method thereof, and belongs to the technical field of meal replacement powder. Comprising resistant starch, bio-enzyme modified whey protein concentrate, bio-enzyme modified soybean protein isolate, bio-enzyme modified white kidney bean hydrolyzed protein, oat fiber powder, nano emulsion milk powder, mogroside, chitosan, inulin, konjac powder, pumpkin seed powder, a cactus extract, a griffonia simplicifolia seed extract and a Chinese waxgourd peel extract. Through the synergistic effect of multiple components and multiple processes, the obvious effects of satiety, weight loss and blood sugar reduction are achieved. 5-hydroxytryptophan in the griffonia seed extract can regulate satiety center and delay hunger sensation; dietary fibers such as the resistant starch and the inulin absorb water and swell in intestinal tracts to form high-viscosity gel, so that the satiety is further enhanced, and the eating frequency and the eating amount are reduced. A low-calorie and high-protein formula is combined with components such as tartronic acid in the Chinese waxgourd peel extract and the cactus extract, so that fat catabolism is accelerated, and fat synthesis is inhibited.

The present invention provides a mutton preservative and its application, belongs to the technical field of preservatives, the mutton preservative comprises component A and component B, component A comprises the following raw materials by weight: 10 parts of clove extract, 2-8 parts of cinnamon extract, 2-5 parts of bay leaf extract, 1-1.5 parts of tea polyphenols, 0.5-1 parts of allicin and 0.8-1 parts of calcium chloride; component B comprises the following raw materials by weight: 10 parts of chitosan, 3-5 parts of sodium alginate and 0.5-1 parts of propolis. The mutton preservative of the present invention adopts all pure natural substances, the sodium alginate and chitosan in component B react with the calcium chloride in component A to form a gel film, the clove extract, cinnamon extract and bay leaf extract in component A can also promote the cross-linking film formation of sodium alginate, the formed gel film is smoother, the internal structure is more compact, the water evaporation is prevented, the oxygen is isolated, and the preservation effect of the mutton preservative is effectively improved.

The invention relates to a medicinal and edible composition with the effect of preventing myocardial infarction and cerebral infarction and a preparation method thereof, and belongs to the technical field of health-care food, and the preparation method comprises the following steps: uniformly mixing a ginkgo biloba extract and a spina date seed extract to obtain a traditional Chinese medicine extract; after the probiotics are activated, activated probiotics are obtained; the traditional Chinese medicine extract, the prebiotics and the activated probiotics are subjected to fermentation treatment and then mixed with the stabilizer, and the medicinal and edible composition with the effect of preventing myocardial infarction and cerebral infarction is obtained through filtration and freeze drying. According to the technical scheme, the ginkgo biloba extract and the spina date seed extract are mixed, high antioxidant activity is achieved, after the probiotics are activated, the probiotics, the traditional Chinese medicine extract and the prebiotics are subjected to fermentation treatment, intestinal health can be maintained, myocardial infarction and cerebral infarction can be prevented, the bioavailability of the traditional Chinese medicine extract can be well improved, and the health-care effect is achieved. The stability is enhanced, so that the prepared medicinal and edible composition has a relatively good effect in the aspect of preventing myocardial infarction and cerebral infarction.

The invention provides a cordyceps militaris fermentation extract and application thereof in preservation of agaricus bisporus, and belongs to the technical field of deep processing of edible mushrooms and preservation of agricultural products. The preparation method of the cordyceps militaris fermentation extract comprises the following steps: (1) taking cordyceps militaris sporocarp, adding water, grinding, and performing enzymolysis by using cellulase and papain in sequence to obtain cordyceps militaris pulp; (2) adding glucose and waste beer yeast powder into the cordyceps militaris pulp, then inoculating lactobacillus paracasei and bifidobacterium bifidum, and fermenting; and (3) after fermentation is completed, carrying out ultrasonic crushing, centrifuging to remove thalli, and carrying out spray drying to obtain the cordyceps militaris fermentation extract. The method can effectively reduce the browning index and weight loss ratio of agaricus bisporus, can slow down the increase of malonaldehyde, reduces the activity of PPO enzyme, and prevents enzymatic browning caused by the synergistic effect of the PPO enzyme and peroxidase. The SOD enzyme activity in the agaricus bisporus can be kept, active oxygen in tissues can be removed, and the metabolic balance of the active oxygen can be maintained.