68 results about "Lactitol" patented technology

The invention belongs to the technical field of sugar alcohol preparation, and relates to a preparation method of anhydrous lactitol crystals with controllable granularity, which comprises the following steps: putting a lactitol concentrated solution with the refraction of 80-82% and the temperature of 75-80 DEG C into a crystallizer, and then cooling at the cooling rate of 0.5-1 DEG C / min; when the temperature is reduced until crystals are separated out, cooling is stopped, the current temperature is maintained for 1-4 h, then the cooling rate is adjusted to be 1-1.5 DEG C / min, and cooling continues; when the temperature is reduced to 20-30 DEG C, stopping cooling, and maintaining the current temperature to grow the crystal for 1-3 hours to obtain massecuite; centrifuging the massecuite to obtain wet sugar; feeding the wet sugar into an air dry oven, drying for 1 hour with hot air at the temperature of 50-60 DEG C, slowly heating to 85-90 DEG C at the speed of 5-10 DEG C / h, staying for 1 hour, slowly heating to 105-115 DEG C at the speed of 5-10 DEG C / h, and staying for 1 hour again, so as to obtain the anhydrous lactitol crystal. The anhydrous lactitol is prepared by adopting gradient cooling crystallization and gradient heating drying modes, the anhydrous lactitol crystal with controllable particle size distribution is obtained, and the production difficulty is greatly reduced.

The invention discloses a novel lactitol production process which comprises the following steps: dissolving lactose, carrying out hydrogenation reaction on a dissolved solution, filtering a hydrogenated solution by a ceramic membrane, decolorizing filtrate particles by a carbon column, concentrating a feed liquid after ion exchange of a decolorized solution, carrying out chromatographic separation on a concentrated solution, adding a seed crystal into a chromatographic extracting solution, concentrating, melting and granulating a concentrated material, and drying a granulated product. And grinding the dried product, and screening the ground product to obtain a finished product. According to the method, the generation of fine crystals and pseudo crystals in the crystallization process of lactitol can be avoided, the constraint of a traditional crystallization process is avoided, and the environment is not influenced while the cost is saved.

The invention relates to the technical field of functional food, in particular to immune regulation type prebiotic syrup with synergy of galactomannan. The active components of the composite solid beverage are prepared from the following raw materials in percentage by weight: 20%-35% of fructo-oligosaccharide, 10%-18% of galactooligosaccharide, 8%-15% of stachyose, 3%-7% of xylooligosaccharide, 5%-12% of lactitol, 5%-10% of galactomannan, 2%-5% of yeast beta-glucan and 1%-3% of N-acetylglucosamine. The composition further comprises 4-8% of inulin and 3-6% of resistant dextrin as a matrix filling and slow-release carrier, and the sum of the weight percentages of all the active ingredients and the carrier is 100%. By remodeling intestinal microecology and inhibiting inflammation pathways, the intestinal inflammation state can be remarkably improved, expression of intestinal mucosa tight junction protein is promoted, and an innovative solution is provided for people suffering from chronic bowel diseases and immune imbalance.

The invention provides a method for preparing lactulose and co-producing lactitol, and belongs to the field of functional sugar. The method comprises the following steps: sequentially carrying out first high-temperature isomerization, concentration and second high-temperature isomerization on a decolored lactose solution to obtain a mixed solution; sequentially carrying out refining and chromatographic separation extraction on the mixed solution to obtain a lactulose solution and raffinate; refining, crystallizing and drying the lactulose solution to obtain crystalline lactulose; refining the raffinate, adjusting the pH value, and carrying out hydrogenation reaction to obtain a lactitol crude liquid; the lactitol crude liquid is subjected to refining and nanofiltration membrane filtration in sequence, and a lactitol solution is obtained; and refining, crystallizing and drying the lactitol solution in sequence to obtain crystallized lactitol. According to the method, the lactose is subjected to two times of high-temperature conversion under the alkaline condition, the conversion rate of the lactulose can reach 55% or above and is far higher than that of an existing lactulose preparation method, the content of the lactose in the converted feed liquid is reduced, and the problem that unreacted lactose is easy to separate out and crystallize in the lactulose preparation process is solved.

The invention relates to the technical field of water-based zinc ion batteries, in particular to a functional water-based zinc ion battery electrolyte and a preparation method and application thereof, and the functional water-based zinc ion battery electrolyte comprises soluble zinc salt, an electrolyte additive and deionized water; the electrolyte additive is one or more of stevioside, mogroside, glycyrrhizin, lactitol, raffinose, stachyose and sweet protein (thaumatin). Zinc-philic groups (-COOH,-OH-) of the additive preferentially adsorb a Zn anode to establish a dynamic interface so as to stabilize the Zn anode and inhibit zinc dendrite growth of a zinc cathode. Then the Zn anode is stabilized through chelation interaction between polysaccharide and Zn < 2 + >, a hydrogen bond network in the electrolyte is reconstructed, a solvent structure is adjusted, the activity of original H2O molecules is effectively reduced, dendritic crystal growth, side reaction and corrosion are synergistically inhibited, reversibility of the zinc anode is promoted, the cycle performance of the aqueous zinc ion battery is remarkably improved, and the service life of the aqueous zinc ion battery is prolonged. And the service life of the aqueous zinc ion battery is prolonged.

The invention relates to a probiotic composition for promoting alcohol degradation and metabolism and improving discomfort symptoms after drinking. The probiotic composition comprises the following raw materials in parts by weight: 35-40 parts of lactitol; 28 to 35 parts of fructo-oligosaccharide; 15 to 34 parts of stachyose; 5-10 parts of mango fruit powder; 2 to 4 parts of lactobacillus rhamnosus LR519; 0.5 to 2.5 parts of plant lactobacillus LP45 (Lipoprotein 45); 0.005 to 0.015 part of bifidobacterium bifidum B11, and 0.005 to 0.015 part of bacillus subtilis; 0.005 to 0.015 part of Lactobacillus helveticus L551, and 0.005 to 0.015 part of Lactobacillus And 0.1 to 0.3 part of vitamin C. The traditional Chinese medicine composition can promote alcohol degradation, accelerate alcohol metabolism and effectively improve discomfort symptoms after drinking.

Composition including an artificial sweetener (e.g. ace-K, saccharin, sucralose, cyclamate, sugar alcohol (e.g. xylitol, mannitol, sorbitol, erythritol, maltitol, lactitol)) or a derivative thereof in

The application discloses a kind of prebiotic oil citrus juice with oil absorption and defecation promoting effect and preparation method and application thereof, comprising the following steps: S1, after oil citrus fruit is cored, it is soaked, and oil citrus pulp is obtained;S2, juice is extracted, and oil citrus juice and oil citrus pomace are obtained;S3, oil citrus juice is debittered;S4, oil citrus pomace is zymolyzed, and oil citrus residue zymolyzate is obtained;S5, debittered oil citrus juice, oil citrus residue zymolyzate is mixed, then composite prebiotic, white kidney bean extract, enoki mushroom powder, deionized water are added, and after being stirred uniformly, citric acid, vitamin C, lactitol are added, and are mixed uniformly, and it is obtained. By debittering treatment to oil citrus juice, zymolysis and composite additive treatment to oil citrus pomace to improve flavor and extract effective components, then the two are compounded with specific proportion composite prebiotic and other auxiliary materials, not only effectively improve the original bitter and astringent flavor of oil citrus juice, improve the taste of product, but also realize the comprehensive and efficient utilization of oil citrus fruit resources.

The invention discloses a composition with an anti-oxidation function as well as a preparation method and application thereof, and belongs to the technical field of functional foods. The preparation method of the composition comprises the following steps: preparing a gamma-aminobutyric acid-citric acid eutectic mixture; constructing a corn oligopeptide-plant polyphenol oligosaccharide composite micelle; preparing corn germ concentrated powder-lactitol porous microspheres; and synergistically blending. Aiming at the problems of lack of synergistic effect, release mismatching and the like in the prior art, a three-stage physical structure design is adopted, a quick release-medium release-slow release cascade system is constructed, and component time sequence release and function collaboration are realized; plant polyphenol oligosaccharide is introduced to construct natural micelles, and the stability is improved through porous starch coating. The problems of poor component synergism, easy inactivation and the like are solved, endogenous and exogenous anti-oxidation linkage is realized, the action time is prolonged, and the bioavailability is improved.

The invention discloses oral spray essence, and relates to the technical field of oral spray essence. The oral spray essence is prepared from the following raw materials in parts by weight: 0.5 to 15 parts of humectants, 0.1 to 5 parts of surfactants, 0.1 to 10 parts of taste modifiers, 0.1 to 1 part of essence, 0.1 to 3 parts of pH buffer agents, 0.01 to 0.5 part of bacteriostatic agents, 0.1 to 2 parts of preservatives, 0.1 to 5 parts of probiotics, 0.1 to 5 parts of sodium hyaluronate, 0.1 to 5 parts of extracts and 58.5 to 98.89 parts of water, the chewable tablet is prepared from xylitol, erythritol, trichlorogalactose, menthol, cane sugar, saccharin, saccharin sodium, xylitol, sorbitol, menthol, maltitol, lactitol, psicose, mannitol, isomaltitol, isomaltooligosaccharide, sodium cyclamate, aspartame, acesulfame potassium, sucralose, trichlorogalactose, stevioside and thaumatin. And one or more of ammonium glycyrrhizinate is used as the taste improver, so that the taste of the oral spray can be improved, the bad taste of some components in the oral spray is covered, and the oral spray is endowed with fresh and lasting taste and style.

Provided is a capsule comprising a content and a film, wherein: the content includes at least one selected from the group consisting of sorbitol, maltitol, xylitol, and lactitol; the total amount of said sorbitol, said maltitol, said xylitol, and said lactitol is 1.0-80.0 mass% with respect to the total mass of the content, and the amount of sucrose is at most 45.0 mass% with respect to the total mass of the content.

The present invention relates to a confectionery containing psicose. Specifically disclosed is a sugar-free confectionery composition which is a jelly confectionery wherein the confectionery comprises: from 1% to 50% by weight of psicose; and from 1% to 50% of a polyol incremental sweetener in combination with a high-potency sweetener wherein the polyol incremental sweetener is selected from the group consisting of sorbitol, maltitol, isomaltitol, mannitol, xylitol, erythritol, and lactitol, and the high-potency sweetener is selected from the group consisting of kiwifruit protein, aspartame, acesulfame K, saccharin sodium, glycyrrhizin, Alisan, cyclohexylsulfamate, stevioside, dihydrochalcone, stevioside, stevioside, glycosylated stevioside, and Momordica grosvenori, and wherein the confectionery composition has a moisture content of from 15% to 20%, and wherein the sweetener is selected from the group consisting of ketoside, aspartame, acesulfame K, saccharin sodium, glycyrrhizin, Alisan, cyclohexylsulfamate, stevioside, dihydrochalcone, stevioside, glycosylated stevioside, and Momordica grosvenori; a method of making the sugar-free confectionery composition is also disclosed. The present invention provides a low calorie, low laxative confection comprising psicose with acceptable texture, stability, clarity, flavor delivery, and shelf life.

The invention belongs to the technical field of substance detection, and particularly relates to a method for simultaneously determining sugar and sugar alcohol sweet substances in white spirit. In order to rapidly, accurately, effectively and simultaneously determine a variety of sugar and sugar alcohol sweet substances in Baijiu, a high performance liquid chromatography-tandem mass spectrometry method is adopted, and determination conditions of chromatography and mass spectrometry are limited; according to the method, the aim of simultaneously determining 14 sweet substances, namely cane sugar, ribose, xylose, isomaltotriose, isomaltulose, maltitol, sorbitol, xylitol, erythritol, lactitol, isomaltulose, mannitol, arabitol and inositol, in the Baijiu is fulfilled. The method provided by the invention has good accuracy and precision, and experimental results show that the standard addition recovery rate of the determined white spirit blank sample at different levels is 86.4-107.6%, the precision is less than 10%, and the detection requirements can be completely met.

The invention provides an intelligent preparation process and probiotics suitable for intestinal flora. The probiotics provided by the invention are prepared by adopting an intelligent production process, and have the advantages of high production efficiency and uniform proportioning of the probiotics, and the satisfaction degree and credibility of a user on products and services are enhanced. The probiotics at least comprise prebiotics, probiotic strains, a sweetening agent, a filling agent and / or a stabilizing agent; the prebiotics comprise at least one of isomaltooligosacharide, fructo-oligosaccharide, resistant dextrin and inulin; the probiotic strains comprise at least one of lactic acid bacteria, bifidobacterium lactis, lactobacillus casei and lactobacillus rhamnosus; the sweetening agent comprises at least one of sweet sorbitol and erythritol; the filling agent and / or the stabilizing agent comprise at least one of lactitol, lactulose and resistant dextrin. According to the intelligent preparation method, high-quality probiotics suitable for intestinal flora can be prepared in an intelligent preparation mode, and the intelligent preparation method has great benefits on intestinal peristalsis and digestive system of a human body.

A bowel cleansing composition includes as a first cleansing ingredient, a specific sugar alcohol such as xylitol, sorbitol, etc., as a second cleansing ingredient glycerol, erythritol, threitol, arabitol, ribitol, mannitol, galactitol, fucitol, iditol, inositol, volemitol, isomalt, maltitol, lactitol, maltotriitol, maltotetraitol, and polyglycitol, as a second cleansing ingredient ascorbic acid or a mixture of ascorbic acid and a salt of ascorbic acid, as a third cleansing ingredient picosulfate, and an aqueous solvent, wherein the concentration of the first cleansing ingredient is 10 g / L to 500 g / L based on the total composition, the concentration of the second cleansing ingredient is 15 g / L to 500 g / L based on the total composition, the concentration of the third cleansing ingredient is 1 mg / L to 100 mg / L based on the total composition, and the volume of the aqueous solvent is 0.1 L to 1.0 L.

The invention belongs to the technical field of lactitol production, and provides a purification and regeneration device and a regeneration method in a lactitol production process. The purification and regeneration device comprises an ion exchange column, one end of which is connected with a sewage pipe and a backwashing water inlet pipe, and the other end of which is connected with a desalted water inlet pipe and a regeneration agent feed pipe; the ion exchange column is connected with a temporary storage cylinder through a connecting pipe, so as to solve the technical problem that the resin cannot be completely regenerated due to repeated use of the regeneration agent in the prior art, thereby affecting its exchange capacity. The invention realizes repeated recycling of the low-concentration regeneration agent by mixing a set volume of high-concentration regeneration agent with a low-concentration regeneration agent in a modulation cylinder and finally forming a regeneration agent of a set concentration, thereby ensuring that the concentration of the flushing regeneration agent is the set concentration. The invention can be widely used in operation scenarios for reducing solution consumption.

The invention relates to the technical field of health care product preparation, in particular to fat dissolving powder and a preparation method thereof. Comprising the following raw materials in parts by weight: white kidney beans, flammulina velutipes, resistant dextrin, food essence, lactitol, inulin, vegetable and fruit plant enzyme powder, apple powder, compound probiotic powder, edible glucose, sorbitol, polydextrose, fructo-oligosaccharide, stachyose, xylooligosaccharide, L-arabinose, lactose and galactooligosaccharide. The fat dissolving powder disclosed by the invention selects the white kidney beans and the needle mushrooms as main materials, has the effects of promoting intestinal tract movement, accelerating the detoxification speed, helping a body to burn redundant fat, losing weight and beautifying, is rich in antioxidant substances, such as vitamin C and polyphenol compounds, and the components are beneficial to scavenging free radicals and reducing oxidative stress, so that the aging process is delayed, and the fat dissolving powder is suitable for being eaten by people. Various saccharides are added to further improve the intestinal environment, and L-arabinose is supplemented to inhibit the absorption of cane sugar and disaccharide in high-sugar and high-fat diet so as to achieve the effect of reducing blood sugar.

The invention belongs to the technical field of medicines, and relates to a wrinkle-removing, freckle-removing and anti-aging composition, in particular to an enteric microcapsule which comprises a capsule core oil phase and a capsule skin covering the surface of the capsule core oil phase, and the capsule core oil phase comprises ellagic acid and rhus chinensis fruit oil; the capsule skin is prepared from arabinoxylan, hydroxypropyl methyl cellulose, sodium alginate, lactitol and polyethylene glycol. The anti-wrinkle, anti-freckle and anti-aging composition has the advantages that the ellagic acid is small in side effect and high in bioavailability, the ellagic acid and the rhus chinensis fruit oil have a synergistic effect, and the anti-wrinkle, anti-freckle and anti-aging effects are good.

The present application discloses a probiotic composition, which comprises grape ferment, a first ingredient and a second ingredient. The first ingredient is lactitol or xylo-oligosaccharide, and the second ingredient is fructo-oligosaccharide, xylo-oligosaccharide or inulin. The first ingredient is different from the second ingredient, and the weight ratio of the grape ferment, the first ingredient and the second ingredient is 1-2:1-2:1-2. Therefore, the probiotic composition prepared by the grape ferment can be used to promote the intestinal health of the recipient and improve the antioxidant capacity of the recipient.

The invention discloses a high-temperature-resistant milk-flavored essence fermentation composition and a preparation method thereof in the field of food biology. The high-temperature-resistant milk-flavored essence fermentation composition is prepared from the following raw materials: a milk grape graft, fresh peptide nucleotide, fermented whey liquid, a yeast extract, xylooligosaccharide, ascorbyl palmitate and a compound fermentation bacterium agent. Wherein the milk grape graft is prepared by fermenting a lactitol solution with geobacillus stearothermophilus and grafting beer yeast cell wall extract with alpha-1, 6-glucosidic bonds; the fresh peptide nucleotide is a small peptide-nucleotide compound formed by hydrolyzing concentrated whey protein through compound protease and fermenting hot spring streptomyces and lactobacillus plantarum; the fermented whey liquid is prepared through cow milk centrifugation, sterilization and three-strain gradient fermentation. The preparation method comprises the following steps: mixing the raw materials and mixing the compound fermentation inoculants under the protection of nitrogen. Through cooperation of the bifunctional modified compound and multiple strains, high temperature resistance, natural multi-flavor level and long-term stability are achieved, and the high-temperature-resistant milk powder is suitable for high-temperature processing scenes such as baking and sterilized milk.

The invention belongs to the technical field of preparation of galactitol, and particularly relates to a method for preparing galactitol by taking lactose as a raw material. Comprising the following steps: S1, preparation of an adsorption column: preparing phenylboronic acid polymer microspheres and packing the microspheres into a column to obtain the adsorption column; s2, enzymolysis: carrying out enzymolysis on the lactose solution through lactase to obtain enzymatic hydrolysate; s3, monosaccharide separation: filtering the enzymatic hydrolysate, adjusting the pH value to be alkaline, passing through an adsorption column to obtain a glucose-rich solution, and enabling an eluent to flow through the adsorption column to obtain a galactose-rich solution; and S4, hydrogenation: carrying out ion exchange, concentration, hydrogenation, decoloration, ion exchange, concentration and crystallization on the galactose pregnant solution to obtain galactitol. According to the invention, galactose with a cis-vicinal diol structure can be adsorbed by the phenylboronic acid polymer carrier, so that glucose and galactose which are difficult to separate by chromatographic separation are separated, and a production process for preparing galactitol by taking lactose as a raw material is realized.

The application provides a preparation method of monohydrate lactitol and application thereof, and relates to the technical field of lactitol preparation.The crystallization process of the preparation method adopts intermittent material taking, and is a method capable of realizing continuous evaporation and cooling crystallization.Further, in the process of continuous production, the method does not need to repeatedly add crystal seeds, and can reduce the preparation step of crystal seeds, reduce the time for crystal growing, realize the technical effect of low energy consumption and continuous production.The preparation method effectively controls the crystal shape, makes the finished product monohydrate lactitol uniform in size, mainly concentrates in 0.250-0.425 mm, has good processability and fluidity, is not easy to be caked in the storage process, and improves the quality of the monohydrate lactitol crystal.

The invention is suitable for the technical field of cosmetic preparations, and provides a composite polypeptide composition and a preparation method thereof. The composition is prepared from the following raw materials in parts by weight: 20 to 40 parts of mussel mucin derived peptide, 10 to 20 parts of carnosine, 20 to 35 parts of polylysine-oligopeptide 1-lactitol-sodium citrate assembly, 30 to 50 parts of fermented centella asiatica extract, 10 to 30 parts of leontopodium alpinum stem cell extract, 100 to 200 parts of phospholipid, 30 to 60 parts of cholesterol and 100 to 150 parts of emollient. The preparation method comprises the following steps: dissolving fat-soluble and partial active components by using an organic phase, dispersing or dissolving water-soluble active components and an assembly by using a water phase, and carrying out rotary evaporation film formation, hydration and high-pressure homogenization to prepare the nano co-assembled lipid carrier. Through component synergy and a nano-carrier technology, the entrapment efficiency and stability of active components are remarkably improved, the skin permeability is enhanced, the synergistic effects of moisturizing, skin barrier repairing and aging resisting are achieved, and the composition is suitable for preparing various cosmetics.

The present invention addresses the problem of providing a novel means for suppressing renal hypofunction, the means being capable of fundamentally improving diseases associated with renal hypofunction including chronic kidney disease (CKD).　The inventors of the present invention have solved the above problem by providing a novel means for suppressing renal hypofunction, the means suppressing and improving renal hypofunction in vivo using lactitol or a derivative thereof. More specifically, the present invention has solved the above problem by providing an agent for suppressing renal hypofunction that contains lactitol or a derivative thereof.

The present invention provides a stomach-nourishing and protecting composition containing compound probiotics and its application, belonging to the technical field of nutritional and health care compositions. The stomach-nourishing and protecting composition provided by the present invention comprises fructooligosaccharide, inulin, lactitol, fermented Hericium erinaceus powder, orange juice powder, konjac powder, stachyose, tremella polysaccharide, seaweed powder, fucoidan and compound probiotic powder; the compound probiotic powder is obtained by combining the bacterial powders of Lactobacillus acidophilus NCFM, Bifidobacterium animalis subsp. lactis Bb-12, Bifidobacterium lactis BR001, Bifidobacterium bifidum BL002, Bifidobacterium longum BC012, Lactobacillus reuteri LL029, Lactobacillus paracasei GF045, Lactobacillus rhamnosus GG, Lactobacillus fermentum LF028, Lactobacillus plantarum LZ010 and Lactobacillus plantarum LZ026. The composition provided by the present invention has a remarkable stomach-nourishing and protecting effect, can effectively improve gastric mucosal injury, and has a good market prospect.

The invention discloses recombinant escherichia coli for producing D-tagatose by using redox enzyme driven by cofactor regeneration as well as a construction method and application of the recombinant escherichia coli, and belongs to the technical field of biological engineering. The method comprises the following steps: introducing xylose reductase xyrB, glucose dehydrogenase Gox2015, galactitol dehydrogenase RlGDH mutant T193G / G98C and water-producing NADH oxidase SpNox into escherichia coli, so as to construct recombinant escherichia coli; according to the method disclosed by the invention, a way for synthesizing the D-tagatose by regenerating and driving oxidoreductase through cofactors is designed and constructed, and lactose in whey can be completely converted into the D-tagatose and sodium gluconate by combining the way with beta-galactosidase, so that high-valued utilization of a dairy product processing by-product whey is realized.

A sweetener according to exemplary embodiments comprises: a core including one selected from erythritol, xylitol, sorbitol, maltitol, mannitol, inositol, lactitol, isomalt, and allulose; and a shell surrounding at least a portion of the core and including one selected from stevia, enzyme-treated stevia, steviol glycoside, mogroside, thaumatin, sucralose, aspartame, saccharin, acesulfame potassium, and neotame, wherein a content ratio of the shell to the core may be 0.002 to 0.05. The sweetener has a core-shell structure, wherein the core and the shell are each made into a single raw material without any separate additives (e.g. excipients), and thus is close to zero calories.

The invention provides a composition for balancing hormone secretion as well as a preparation method, application and a product thereof, and belongs to the technical field of oral liquid preparation. The composition for balancing hormone secretion provided by the invention is prepared from the following raw materials in parts by weight: 6 to 30 parts of red grape concentrated powder, 25 to 50 parts of pleurotus citrinopileatus powder, 25 to 50 parts of salmon roe protein peptide, 0.5 to 0.9 part of pectin, 2 to 6 parts of xylooligosaccharide and 4 to 8 parts of lactitol. The invention also provides a preparation method of the composition. A solution of three auxiliary materials including pectin, xylooligosaccharide and lactitol is treated in a boiling reflux manner, so that the stability of the oral solution is effectively improved.

The invention provides a stomach nourishing and protecting composition containing compound probiotics and application of the stomach nourishing and protecting composition, and belongs to the technical field of nutrition and health care compositions. The stomach nourishing and protecting composition provided by the invention comprises fructo-oligosaccharide, inulin, lactitol, fermented hericium erinaceus powder, orange juice powder, konjaku flour, stachyose, tremella polysaccharide, seaweed meal, fucoidin and compound bacterial powder. The compound bacterium powder is prepared by combining bacterium powder of lactobacillus acidophilus NCFM, bacterium powder of bifidobacterium animalis subsp. Lactis Bb-12, bacterium powder of bifidobacterium lactis BR001, bacterium powder of bifidobacterium bifidum BL002, bacterium powder of bifidobacterium longum BC012, bacterium powder of lactobacillus reuteri LL029, bacterium powder of lactobacillus paracasei GF045, bacterium powder of lactobacillus rhamnosus GG, bacterium powder of lactobacillus fermentum LF028, bacterium powder of lactobacillus plantarum LZ010 and bacterium powder of lactobacillus plantarum LZ026. The composition provided by the invention has remarkable stomach nourishing and protecting effects, can effectively improve gastric mucosal injury, and has a good market prospect.

The application belongs to the technical field of veterinary drug preparation, and particularly relates to a water-soluble florfenicol powder and a preparation method thereof. The water-soluble florfenicol powder is prepared from the following components by weight: florfenicol 20-25 parts, folium isatidis flavones 3-8 parts, a composite dispersion carrier 30-35 parts, hydroxypropyl-beta-cyclodextrin 10-15 parts, a surfactant 6-8 parts, and lactitol 3-5 parts. The water-soluble florfenicol powder prepared by adopting florfenicol and folium isatidis flavones as the effective components and cooperating with specific excipients has high in-vitro dissolution rate, can effectively improve the bioavailability and treatment effect, and has excellent storage stability, and can maintain the drug efficacy and chemical integrity even under long-time storage or specific conditions, and is not prone to degradation or deterioration.