386 results about "Soybean Protein Isolate" patented technology

The invention provides a soybean protein nanoparticle coagulant for removing perfluorinated compounds in water as well as a preparation method and application thereof. The preparation method comprises the following steps: firstly, preparing N, N-dimethyl hexadecylamine and epoxy chloropropane into a reaction precursor, namely epoxy propyl hexadecyl dimethyl ammonium chloride; meanwhile, hydrolyzing the soybean protein isolate by using protease to obtain a hydrolyzed soybean protein solution; enabling the epoxy group on the epoxy propyl hexadecyl dimethyl ammonium chloride and the amino group on the hydrolyzed soybean protein to be subjected to ring-opening addition reaction so as to be grafted to the hydrolyzed soybean protein, and adding acetone to generate precipitate after the reaction is finished; and collecting the precipitate, washing and drying to obtain the soybean protein nanoparticle coagulant for removing the perfluorinated compounds in the water. The soybean protein nanoparticle coagulant prepared by the invention utilizes strong electrostatic interaction and hydrophobic interaction, the removal capacity and selectivity of the soybean protein nanoparticle coagulant on PFAS are far higher than those of a traditional coagulant, and the soybean protein nanoparticle coagulant has excellent removal efficiency and remarkable anti-interference capability.

The invention provides a soybean amyloid protein fiber, a preparation method thereof, a high internal phase emulsion and application, and belongs to the technical field of protein fibers. The preparation method comprises the following steps: dissolving soybean protein isolate in water, adjusting the obtained soybean protein isolate solution to a first pH value, carrying out ultrasonic treatment and / or first stirring treatment, adjusting the obtained feed liquid to a second pH value, sequentially carrying out second stirring treatment, dialysis and freeze drying, and dissolving the obtained pretreated soybean protein isolate in water, adjusting the pH value of the pretreated soybean protein isolate solution to a third pH value, and sequentially performing hydration treatment and fiber growth treatment to obtain the soybean amyloid protein fiber. The invention provides a soybean amyloid protein fiber preparation method based on ultrasonic pretreatment and / or pH migration pretreatment. The yield and the emulsifying property of the obtained soybean amyloid protein fiber can be remarkably improved.

The invention provides a weight-losing formula containing medicinal and edible components, and belongs to the technical field of medicines. The weight-losing formula comprises the following components in parts by weight: 35-50 parts of oat kernels, 10-12 parts of poria cocos, 20-30 parts of coix seeds, 5-8 parts of radix ophiopogonis, 10-15 parts of codonopsis pilosula, 5-8 parts of Chinese wolfberry fruits, 1-2 parts of dried orange peel, 10-15 parts of Chinese yams, 8-12 parts of haws, 10-16 parts of astragalus membranaceus, 3-5 parts of purple perilla, 15-20 parts of soybean protein isolate, 10-15 parts of red beans and 10-15 parts of fructus cannabis protein peptides. According to the weight-losing formula disclosed by the invention, natural medicinal material synergy is taken as a core, 14 components are compounded according to a specific ratio, a synergistic and complementary effect can be realized, and a large number of experiments prove that the weight-losing formula provided by the invention has the effects of comprehensively improving and controlling the weight, reducing the fat coefficient, improving lipid metabolism and preventing weight rebound. Moreover, the food is better in eating experience and safety, and suitable for long-term eating.

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 invention relates to the field of aquatic feed, and provides a low-temperature adhesive type aquatic feed particle composition and a preparation method thereof. The composition is composed of puffed soybean meal, flour, fish meal, low-temperature directed enzyme, microcrystalline cellulose, modified zein nanoparticles, a protein adhesive and a modified zein ethanol water solution. The preparation method comprises the following specific steps: reacting soybean protein isolate with cross-linking enzyme to generate a protein adhesive, reacting proanthocyanidins with gallic acid to generate gallic acylated proanthocyanidins, and carrying out multi-step treatment on zein. Experimental results show that the composition has excellent water resistance and oxidation resistance, and the growth efficiency and the survival rate of aquatic animals are remarkably improved. The preparation method is simple, the cost is low, heat-sensitive substances in the feed are not damaged, and an economical, efficient and nutrient-rich feed solution is provided for aquaculture.

The invention discloses oyster-soybean compound protein gel constructed based on low-temperature synergy as well as a preparation method and application of the oyster-soybean compound protein gel, and belongs to the technical field of functional foods. The composite gel is formed by oyster protein and soybean protein isolate through low-temperature stabilization, medium-temperature construction and thermal induction treatment. The preparation method comprises the following steps: preparing an oyster protein suspension; preparing a soybean protein isolate suspension; the oyster protein suspension and the soybean protein isolate suspension are mixed, stirred and left to stand, a gel structure is preliminarily constructed and then subjected to thermal induction curing treatment, and after the thermal induction curing treatment is finished, the oyster-soybean compound protein gel is formed through storage at low temperature and can be used in the field of food processing. The oyster protein and the soybean protein isolate are combined, so that the composite gel has excellent gel strength, smooth texture and long-acting storage stability, no organic chemical reagent or food additive is used in the preparation process, the formula safety is ensured, the process is simple and convenient, and the composite gel shows huge application value and industrialization prospect.

The invention relates to the technical field of preparation of food additives, in particular to a betacyanin microcapsule as well as a preparation method and application thereof. The preparation method comprises the following steps: jointly dissolving sodium alginate and soybean protein isolate in water to obtain an SA-SPI compound; the SA-SPI compound, CaCO3 and betacyanin are mixed, and a water phase is formed; mixing liquid paraffin, glacial acetic acid and Tween 80 to obtain an acetic acid-containing oil phase; mixing the water phase with the acetic acid-containing oil phase to form a water-in-oil emulsion, and standing to form calcium alginate gel beads; the calcium alginate gel beads are subjected to pre-freezing-freeze-drying treatment, and the betacyanin microcapsules are obtained. The prepared betacyanin microcapsule has the characteristics of controllable particle size, high stability and easiness in industrialization, and the application range of betacyanin is widened. In addition, the preparation method disclosed by the invention is safe and simple to operate, has the advantages of low cost and high benefit, and can be directly applied to large-scale production.

The invention discloses a composition helpful for maintaining the healthy level of blood sugar. The composition is prepared from the following components in parts by weight: 10-40 parts of diglyceride powder, 15-40 parts of soybean protein isolate, 10-30 parts of xylooligosaccharide, 1-4 parts of mulberry leaf extract, 1-4 parts of radix puerariae extract and 1-4 parts of radix astragali seu hedysari extract. According to the composition disclosed by the invention, a multi-dimensional regulation and control network of metabolic regulation, nutritional supplement and micro-ecological balance can be formed, so that a plurality of components generate a synergistic effect on blood sugar regulation, and the blood sugar regulation capability is remarkably improved.

The invention provides a rutin-modified soybean protein isolate-pectin-genipin nano-particle carrier and a preparation method of the rutin-modified soybean protein isolate-pectin-genipin nano-particle carrier. The preparation method of the nanoparticle carrier comprises the following steps: preparing a soybean protein isolate solution, a soybean protein isolate solution after pH shift, an aqueous solution containing rutin-modified soybean protein isolate and an aqueous solution containing rutin-modified soybean protein isolate-pectin; the aqueous solution contains rutin-modified soy isolate protein-pectin-genipin, the concentration of the genipin is 0.05 mg / mL, and the rutin-modified soy isolate protein-pectin-genipin nano-particle carrier is prepared from the rutin-modified soy isolate protein-pectin-genipin nano-particle carrier. The invention further provides application of the rutin-modified soy isolate protein-pectin-genipin nanoparticle carrier. The rutin-modified soy isolate protein-pectin-genipin nanoparticle carrier is used for sustained release of gastric drugs and targeted release of drugs in small intestines. According to the preparation method disclosed by the invention, a rutin-modified soybean protein isolate-polysaccharide nanoparticle carrier with a shell-core structure can be formed, gastric acid erosion can be effectively resisted, and the rutin-modified soybean protein isolate-polysaccharide nanoparticle carrier is delivered to small intestines in a targeted manner.

The invention discloses functional recombinant soybean protein isolate emulsion gel as well as a preparation method and application thereof, and belongs to the technical field of soybean protein processing. The preparation method comprises the following steps: recombining three main components, namely soybean lipophilic protein, glycinin and beta-conglycinin, in soybean protein isolate (SPI) according to a certain compounding ratio, and carrying out combined modification on the recombined SPI by virtue of modification means such as ultrasonic treatment, heat treatment, magnetic field and enzyme crosslinking; the recombined SPI emulsion is subjected to micronization treatment by adopting high-pressure microjet homogenization treatment, and then the emulsion is jointly induced to be gelatinized by utilizing acid and salt ions and transglutaminase, so that the preparation efficiency, the structural strength and the stability of the emulsion gel are improved; two polyphenols, namely epigallocatechin gallate and quercetin, are co-embedded in an interface and an oil phase of the emulsion gel, so that the bioaccessibility and antioxidant activity of the polyphenols are improved, and the emulsion gel is endowed with functionality. The prepared emulsion gel can be widely applied to processing of functional food.

The invention discloses a preparation method of soybean milk powder for promoting immune regulation, and belongs to the technical field of soybean product processing. Performing biological enzymolysis; modifying soybean protein; compounding functional components; and preparing the microcapsule. An ultrasonic-enzyme composite extraction technology is applied, and the enrichment rate of components with immunocompetence is increased. According to the method, the Maillard reaction is performed on the soybean protein and the polysaccharide by utilizing an ultrasonic-assisted heating technology, so that the emulsifying characteristic of the soybean protein isolate is improved, and the immunoregulation promoting performance of the soybean protein isolate is greatly improved. According to the invention, through a microcapsule embedding technology, glycosylated soybean protein is wrapped in the particles by a wall material formed by galactooligosaccharide and resistant dextrin, the stability and bioavailability are improved, the microencapsulation efficiency is greater than 95%, and the immunoregulation promotion performance of the microencapsulated soybean protein is effectively exerted. By adopting spray drying, inactivation of immune active components caused by high temperature is avoided.

The invention discloses a plasmin lumbrukinase peptide dietary therapy formula suitable for rehabilitation of cardiovascular and cerebrovascular diseases, blood circulation promoting, blood stasis removing, thrombolysis, collateral dredging and microcirculation improving, and relates to the technical field of medicine and food homology dietary therapy. Soybean protein isolate and earthworm protein are used as core thrombolytic active raw materials, isomaltooligosacharide, xylitol, German Jilida collagen peptide, soybean peptide powder, Belgian imported inulin, red yeast rice and natto powder are compounded, microcrystalline cellulose and magnesium stearate are used as auxiliary materials, and probiotics / metabiotics strains such as rhamnolactobacilli JYLR-005 and the like can be selectively added. The raw materials have a synergistic effect through precise matching, plasmin and lumbrukinase peptide in earthworm protein can directly dissolve thrombus fibrin, natto powder and red yeast rice assist in lowering lipid and dissolving thrombus, multiple active peptides and prebiotics regulate intestinal microecology to improve microcirculation of the whole body, probiotics / metabiotics further strengthen the metabolic capacity of the body, no chemical medicine is added in the whole process, and the traditional Chinese medicine composition is free of toxic and side effects and free of toxic and side effects. The safety is high; the dietary therapy composition can achieve postoperative rehabilitation conditioning of cardiovascular and cerebrovascular diseases through daily consumption, effectively promote blood circulation to remove blood stasis, dissolve thrombus and dredge collaterals, improve microcirculation and relieve various discomfort caused by blood vessel clogging, raw materials are easy to obtain, compatibility is scientific, and the dietary therapy composition is suitable for large-scale production and popularization.

The invention discloses high-protein instant noodles and a preparation method thereof, the high-protein instant noodles comprise soybean protein isolate, and the content of the soybean protein isolate accounts for 5wt%-30wt% of the total mass of raw material powder. According to the high-protein instant noodles provided by the invention, the formula of the instant noodles is optimized, the soybean protein isolate which accounts for 5-30wt% of the total mass of the raw material powder is added, and the soybean protein isolate is modified, so that the soybean protein isolate is more suitable for being applied to the instant noodles, the protein content of the instant noodles is increased, and the instant noodles are better in mouth feel; the problems that existing instant noodles are limited in nutritional value, relatively low in protein content, prone to collapsing after being cooked and the like are solved.

The invention relates to soybean protein isolate-glutenin hydrolysate mixed gel and a preparation method and application thereof.The soybean protein isolate-glutenin hydrolysate mixed gel prepared by mixing different hydrolysates of soybean protein isolate and glutenin, adding TG enzyme and then conducting heating has the advantages of being small in pore diameter, small in size and high in elasticity. The plant-based meat product mixed gel is of a three-dimensional network gel structure which is uniform and compact in structure, the elasticity reaches 99.78 + / -0.01, the hardness reaches 901.81 + / -41.55 g, the chewiness reaches 1526.00 + / -33.30 g, the water retention rate reaches 97.62 + / -0.45%, the preparation process is simple and easy to control, the obtained mixed gel has better performance and structure, more possibilities are provided for preparing plant-based meat products and novel food additives, and the plant-based meat product mixed gel is worthy of popularization and application. The method has important application significance in the food industry.

The invention belongs to the technical field of special food preparation, and particularly relates to resistant dextrin high-protein full-nutrient formula powder and a preparation method thereof. According to the resistant dextrin high-protein full-nutrition formula powder disclosed by the invention, the resistant dextrin is used as a main raw material, the soybean protein isolate, the whey protein concentrate and the calcium caseinate are matched to serve as a high-protein source, and the konjac glucomannan and the xanthan gum are compounded for use so as to increase satiety; the prepared resistant dextrin high-protein full-nutrition formula powder not only has relatively high energy, but also has relatively strong satiety after being eaten, and is suitable for people who lose weight to eat.

The invention discloses a method for preparing high-nutrition oil gel from a soybean protein typing aggregate-hyaluronic acid compound, and belongs to the technical field of food processing. The method comprises the following steps: (1) preparing a soybean protein typing aggregate; (2) preparing a hyaluronic acid solution; (3) preparing a soybean protein typing aggregate-hyaluronic acid compound; and (4) preparing the oil gel. The oleogel with high nutrition, good stability and better structural performance and water-retaining property is prepared by fully utilizing the structural and functional advantages of the protein parting aggregate and the hyaluronic acid, so that the effective application of the oleogel prepared from the soybean protein isolate in the food industry is enhanced. The oil gel is simple and convenient in preparation step, high in efficiency, environment-friendly and suitable for being used in actual continuous production.

The invention discloses a cereal mixture capable of regulating blood sugar and a preparation method of the cereal mixture, relates to the technical field of food processing, and aims to solve the problem that the synergistic effect of cereals in the aspect of blood sugar regulation is difficult to give full play to existing cereal products. The feed consists of the following raw materials: 15-25 parts of corn flour, 10-20 parts of tartary buckwheat flour, 12-18 parts of oat flour, 10-16 parts of white hyacinth bean powder, 10-16 parts of red bean powder, 8-12 parts of sesame, 8-12 parts of dietary fiber powder, 6-10 parts of soybean protein isolate powder, 4-8 parts of whey protein powder, 3-6 parts of konjaku flour, 3-5 parts of tea flowers, 2-4 parts of mulberry leaves, 2-4 parts of mulberries, 2-4 parts of bitter gourds, 2-4 parts of Chinese wolfberry fruits, 1.5-3 parts of rhizoma polygonati and 3-5 parts of Chinese yams. The beverage is prepared from the following raw materials in parts by weight: 1.5 to 3 parts of fructus momordicae, 1.5 to 3 parts of poria cocos, 1.5 to 3 parts of radix puerariae, 1.5 to 3 parts of fructus hippophae, 0.2 to 0.4 part of phytosterol, 0.2 to 0.4 part of L-arabinose, 0.1 to 0.15 part of edible essence, 0.15 to 0.3 part of sodium carboxymethyl cellulose, 0.15 to 0.3 part of xanthan gum and 0.02 to 0.04 part of sucralose. The invention has the advantage of giving full play to the synergistic effect of grains in the aspect of blood sugar regulation.

The invention discloses a method for extracting edible collagen and preparing a collagen casing, which comprises the following steps of: mixing collagen dispersion or collagen slurry formed by collagen blocks with soy isolate protein to form a composite collagen casing; the preparation method comprises the following steps: mixing collagen dispersoid or collagen pulp and soybean protein isolate in a solvent according to a mass ratio, uniformly stirring, adding glycerol, uniformly stirring and mixing, adding glutaraldehyde, continuously stirring for about 10-30 minutes to form a film-forming solution, uniformly stirring and mixing, finally putting the film-forming solution into an air dry oven, drying, taking out, and putting into a constant-humidity dryer for 48 hours for later use. The tubular casing subjected to extrusion molding is solidified to be shaped, the extruded casing passes through a coagulating bath, the molecular structure of collagen is changed, and a flowable sol state is converted into a stable gel state, so that the casing obtains strength and toughness, and ammonia water or an alkaline salt solution is put into the bath.

The invention relates to a preparation method of a Vero cell influenza virus vaccine, and belongs to the technical field of virus culture. In the culture of the influenza virus, red algae protein and soybean protein hydrolysate are added into a culture medium at the same time, the red algae protein and soybean protein hydrolysate are subjected to low-temperature ammonium sulfate precipitation and PD-10 desalination column purification, natural conformation is kept, integrin-FAK-Src and IGF-1R signal channels can be activated, and cell adhesion and proliferation are promoted; the latter contains soybean protein isolate, polysaccharide and RGD motif peptide, and can form an adhesion film on a substrate and mediate adhesion through integrin. According to the invention, the Vero cells and the recombinant plasmid are combined to improve cell adherence, metabolic homeostasis and oxidation resistance, so that the Vero cells grow at high density and efficiently replicate influenza viruses under a serum-free condition, the virus titer (TCID50) reaches 8.5 log10 / mL, and the Vero cells and the recombinant plasmid are suitable for industrial vaccine production.

The invention discloses a heart-fire-clearing health-preserving traditional Chinese medicine health-care solid beverage and a preparation method thereof, and belongs to the technical field of solid beverage preparation. Lily and rhizoma anemarrhenae are taken as core raw materials, firstly, fat-soluble active ingredients in the raw materials are efficiently obtained through a supercritical carbon dioxide fluid extraction technology, then extraction residues are sequentially fermented through rhizopus oryzae and lactobacillus plantarum, and the utilization rate of the traditional Chinese medicine raw materials is increased; then, constructing a stable oil-in-water Pickering emulsion from an extraction solution extracted by the supercritical carbon dioxide fluid and a fermentation solution obtained after microbial fermentation under the action of the nanocellulose / soybean protein isolate composite colloidal particles, and taking the stable oil-in-water Pickering emulsion as beverage primary pulp; then, the beverage raw stock and carbon dioxide are pressurized and mixed respectively, and traditional Chinese medicine powder with a pore structure is prepared through spray drying; finally, the medicine powder and auxiliary materials are mixed, dry granulation is carried out, the solid beverage with good solubility is obtained, and the solid beverage has the health-care effects of clearing away the heart-fire and preserving health.

The invention provides a method for preparing high-activity chitosan oligosaccharide based on a microbial fermentation method. The method comprises the following steps: cooling a fermentation culture medium containing chitin powder, inoculating an aspergillus niger seed solution under stirring and ventilation, and fermenting for 24 hours; stopping stirring for 30 seconds, adding a soybean protein isolate solution, reducing the rotating speed to 180 rpm, and fermenting for 12 hours; continuously reducing the rotating speed to 150 rpm, adding a soybean protein isolate solution, and fermenting for 12-14 hours; and centrifuging the fermentation liquor, taking supernate, filtering, adding a xanthan gum solution, stirring, concentrating, drying in vacuum, and crushing, thereby obtaining the product. According to the method disclosed by the invention, the industrial pain points that oligosaccharide is easy to degrade and active sites are easy to oxidize in traditional fermentation are solved by virtue of segmented dynamic electrostatic combination and deep synergy of aspergillus niger directional fermentation enzyme production and soybean protein isolate, and the preparation of the high-activity chitosan oligosaccharide is realized.

The invention discloses a method for preparing a soybean protein hydrolysate-soybean seed coat polysaccharide compound based on ultrasonic treatment.The method belongs to the technical field of food processing and manufacturing, soybean protein isolate hydrolysate with a balanced structure is obtained by controlling enzymolysis conditions, then the soybean protein isolate hydrolysate is compounded with soybean seed coat polysaccharide, moderate ultrasonic treatment is combined, and the soybean protein hydrolysate-soybean seed coat polysaccharide compound is obtained. Compared with the prior art, the preparation method has the advantages that the emulsifying property is improved while the protein structure functionality is maintained, and the preparation method is simple in process, green, environmentally friendly and capable of achieving large-scale production and is suitable for functional emulsion food, active substance delivery and development of other emulsion-based products.

The invention provides high-whiteness and low-isoflavone-content soybean protein isolate for infant food, and belongs to the technical field of infant complementary food. Comprising the following components in percentage by mass: 92.5%-6% of soybean protein isolate, 6.0% of maltodextrin, 0.8% of sodium carboxymethyl cellulose, 0.1% of sucralose and 0.6% of ethyl vanillin, the risk of residual chemical bleaching agents (hydrogen peroxide and sodium hypochlorite) is avoided, the content of isoflavone is reduced to be less than or equal to 10mg / kg, the hidden danger of endocrine interference is reduced, the damage of high temperature and strong acid / alkali to a protein structure is reduced, and the quality of the protein is improved. The energy consumption is reduced through low-temperature sterilization and vacuum freezing dehydration, the whiteness is greater than or equal to 85%, the sensory requirements are met, the protein content is greater than or equal to 90%, the purity is high, and the protein is suitable for being used as a high-quality protein source of infant food; the green solvent and physical / biological decoloration reduce chemical pollution, and the process is more environment-friendly.

The invention belongs to the technical field of plant meat improvement, and particularly relates to a multi-protein composite high-moisture extruded meat analogue and a fiber strengthening method thereof. Comprising the following components: 40-60 parts of yeast protein, 40-45 parts of soybean protein isolate, 30-40 parts of wheat gluten protein, 1-2 parts of konjaku flour and 150-300 parts of water. The konjac glucomannan is added to enhance the fiber structure of the yeast protein-based plant meat, and the combination of parameters such as temperature during shearing and extrusion and a cooling mold with a special structure and an elliptical cross section are assisted, so that the fiber reinforcement of the multi-protein composite high-moisture extruded meat analogue is realized.

The invention relates to the field of food biotechnology and fermentation engineering, and discloses lipid-lowering health-preserving vinegar capable of strengthening an amino acid metabolic pathway and a preparation process thereof, and the lipid-lowering health-preserving vinegar capable of strengthening the amino acid metabolic pathway is prepared by fermenting soybean protein isolate, silkworm chrysalis protein powder, broken rice, oat bran, a metabolism anchoring regulation composite emulsion and a plant extract. According to the metabolism anchoring regulation composite emulsion, carrier oligopeptide, pyridoxal-5-phosphoric acid and metal ions are utilized to construct a coordination system, and the microbial amino acid metabolism flow direction is directionally regulated. The preparation process is completed by adopting lactobacillus plantarum and acetobacter pasteurianus through anaerobic-aerobic variable-temperature variable-dissolved-oxygen coupling fermentation. Through a metabolic network intervention strategy, the enrichment efficiency of gamma-aminobutyric acid and hydrophobic active oligopeptide in the finished product is remarkably improved, and the flavor of the product is improved, so that the table vinegar is endowed with stronger auxiliary lipid-lowering and pressure-lowering effects.

The invention discloses China-hemp peptide multi-nutrient protein powder with a metabolism improving function, which comprises China-hemp seeds, soybean protein isolate, China-hemp seed protein, chickpea protein, pea protein, China-hemp peptide, rice protein, broad bean protein, mung bean protein and wheat hydrolyzed protein. Wherein the Chinese hemp seeds are 15-25 parts, the soybean protein isolate is 10-20 parts, the Chinese hemp seed protein is 5-15 parts, the chickpea protein is 8-12 parts, the pea protein is 8-12 parts, the Chinese hemp peptide is 8-15 parts, the rice protein is 5-10 parts, the broad bean protein is 5-10 parts, the mung bean protein is 5-10 parts, and the like. According to the present invention, besides the protein nutrition, the small molecule peptide and 10 other nutrients such as Omega3, gamma-linolenic acid, vitamin E and a variety of minerals are contained, such that the complete protein nutrition is provided, and the health-care food is rich in Omega-3 fatty acid, gamma-linolenic acid, vitamin E, potassium, magnesium, zinc and other minerals with different molecular magnitudes extracted from China-hemp seeds, the ten nutrients, a plurality of plant proteins and small molecule peptides have a synergistic effect to jointly form a basis for improving the metabolic function.

The invention belongs to the technical field of fishery breeding, and provides a low-oxygen-resistant low-fish-meal compound feed as well as a preparation method and application thereof. The low-fish-meal compound feed is prepared from the following raw materials: fish meal, soybean meal, soybean protein isolate, flour, chicken meal, cassava starch, fish oil, soybean oil, lecithin, monocalcium phosphate, compound vitamins, compound minerals, choline, vitamin C, DL-Met, Lys-HCL, Thr, astaxanthin and chrysophyta laminarin. Firstly, the soybean meal, the soybean protein isolate and other composite plant proteins and the chicken meal are adopted to replace traditional fish meal, amino acid composition is balanced, the nutrition proportion of the compound feed is optimized, and the proportion of the fish meal is reduced to 20%; in addition, compound antioxidants such as astaxanthin and chrysophyta laminarin are added into the compound feed disclosed by the invention, so that the oxidation resistance of fish bodies can be remarkably improved.

The application discloses a novel plant protein meat strip and a preparation method thereof, and belongs to the technical field of food processing. The plant protein meat strip is prepared from the following raw materials in parts by weight: soybean protein isolate 30-40 parts, pea protein 20-25 parts, gluten powder 10-15 parts, lentinus edodes powder 8-12 parts, konjac powder 5-8 parts, corn starch 10-15 parts, sunflower seed oil 5-8 parts, yeast extract 2-3 parts, carrot powder 2-4 parts, celery powder 1-2 parts, salt 0.8-1.2 parts, ginger powder 0.5-1 part and garlic powder 0.5-1 part. The preparation method comprises the following steps: mixing ingredients, multi-section temperature control double-screw extrusion molding, low-temperature marinating using specific plant-based broth, drying and high-temperature sterilization. Through protein compounding and process optimization, the application solves the problems of poor texture and single flavor of the existing plant meat strips, the product has a taste close to real meat, the flavor is natural and mellow, and the product is suitable for industrial production.

The invention relates to small yellow ginger compound protein powder as well as a preparation method and application thereof, belongs to the technical field of food, and provides small yellow ginger compound protein powder which takes small yellow ginger extract microcapsules and soybean protein isolate powder as main components. According to the invention, the small yellow ginger extract and the soybean protein isolate are combined for use, and the metabolic regulation function of the small yellow ginger is combined with the nutritional supplement function of the protein powder, so that the functionality of the protein powder is improved; good metabolism promoting, muscle building and weight losing effects can also be achieved.

This invention discloses a small-molecule soybean peptide, its preparation method, and its applications. The preparation method includes: mixing soybean protein isolate with water and then performing pH shift pretreatment, deep eutectic solvent pretreatment, and pulsed electric field pretreatment; subsequently, enzymatic hydrolysis, enzyme inactivation, centrifugation, and collection of the supernatant; then, performing a two-step fractional alcohol precipitation treatment on the supernatant, collecting the precipitate, reconstituteing, and freeze-drying to obtain the small-molecule soybean peptide. This soybean peptide has a molecular weight <1 kDa and a component content of over 94%, and can be used as a nitrogen source to replace soybean peptone in Bacillus subtilis fermentation medium. This small-molecule soybean peptide has a good yield-promoting effect on at least five Bacillus subtilis strains and can be used to promote the production of nattokinase by Bacillus subtilis biofilm fermentation, with the highest nattokinase activity reaching approximately 14800 U / mL.