188 results about "Multivitamin" patented technology

The invention discloses a compound feed for raising plateau live pigs and a preparation method thereof, and relates to the technical field of feed processing. The compound feed for raising the plateau live pigs is prepared from manganese-selenium compound modified charcoal, soybean polysaccharide polylysine-based supported nanoparticles, aspergillus oryzae, soybean meal powder, corn flour, wheat bran, mountain flour, calcium hydrophosphate, table salt and multivitamins. Manganese-selenium composite modified charcoal, soybean polysaccharide polylysine-based supported nanoparticles and aspergillus oryzae are subjected to co-fermentation culture to form a uniform, stable, loose and porous three-dimensional network fermentation substrate composite system, so that the damage of gastric acid to components is reduced, the targeted release of intestinal tracts is realized, and the bioavailability is improved. The composite functional additive which is high in nutrition, easy to absorb, anti-oxidation, anti-anemia, anti-ultraviolet radiation and the like is obtained, and the adverse effects of low temperature, oxygen deficit and ultraviolet factors on animal growth and feed oxidative rancidity are effectively reduced.

The invention relates to a sand-fixing and water-retaining agent and a method for preventing and repairing grassland desertification by using the same. The sand-fixing and water-retaining agent is mainly prepared by compounding the following components: polyglutamic acid, a compound biological enzyme preparation and compound vitamins. The method comprises the following steps: (1) enclosing: enclosing a potential desertification grassland area and forbidding grazing; (2) spraying a water-retaining agent and sowing grass seeds: blending the sand-fixing and water-retaining agent with water according to the size of a potential desertification grassland area in summer of the first year, and immediately sowing the grass seeds after spraying operation; and (3) recuperating: repeating the operation of the step (2) within 2-4 years from the next year, and reseeding grass seeds in an area which is not recovered in the previous year. The sand-fixing and water-retaining agent is friendly to grassland environment, harmless to animals and plants and low in cost. The method disclosed by the invention is simple and convenient to operate, the pasture grows and recovers quickly, and the purpose of preventing grassland desertification is achieved.

The application belongs to the technical field of functional food, and particularly discloses a meal replacement powder for weight loss of obese patients and a preparation method thereof. The meal replacement powder comprises whey protein powder, composite dietary fiber (containing at least two kinds of konjac powder and the like), functional carbohydrate, functional fat (containing medium-chain fatty acid and the like), and composite vitamins, minerals, functional additives (L-carnitine and the like), and stability additives. The preparation comprises raw material pretreatment, small material premixing, large material mixing, microencapsulation of fat-soluble components, total mixing, sterilization and packaging, and the key lies in that the fat-soluble components are wrapped by wall materials and spray dried into microcapsules. The meal replacement powder can balance nutrition, strengthen satiety, promote fat metabolism, avoid muscle loss and electrolyte imbalance, has a shelf life of 12 months at room temperature, has good palatability, has good weight loss effect (average weight loss of 5.8 kg in 2 months), has no adverse reactions, and is suitable for long-term weight loss diet management of obese patients.

The invention relates to the technical field of pharmaceutical compositions, and particularly discloses a proteolipid composite supplement with synergistic hangover alleviating and liver protecting functions and a preparation method thereof. The health-care food comprises the following components in percentage by mass: 10-25% of a Pu'er tea extract, 15-30% of glucose syrup, 5-15% of a hovenia acerba extract, 5-15% of a radix puerariae extract, 8-20% of corn peptide, 5-15% of oyster peptide, 3-10% of earthworm peptide, 1-5% of malic acid, 2-8% of multivitamins, 1-5% of an electrolyte compound, 3-10% of prebiotic fibers and 0.5-3% of gamma-aminobutyric acid. The compound vitamins comprise B1, B2, B6, B12, folic acid and vitamin C; the electrolyte compound is a nanoscale electrolyte compound and is an organic chelate containing potassium, magnesium and zinc; the prebiotic fiber is prepared by compounding galactooligosaccharide and resistant dextrin; through compounding design of active peptide components, plant active ingredients and functional factors, the active peptide improves the activity of key enzymes in ethanol metabolism in a targeted manner, and alcohol decomposition is accelerated.

The invention provides a protein component composition with special medical application as well as a preparation method and application thereof, and relates to the field of formula food with special medical application. Wherein the protein component composition comprises protein and a sweetening agent; the protein is one or more of hydrolyzed whey protein powder, hydrolyzed casein and albumin peptide. The sweetening agent is one or more of white granulated sugar, glucose syrup, malt syrup, high fructose corn syrup, erythritol, xylitol, maltitol and stevioside. A plurality of components such as a stabilizer, mineral substances and multivitamins can also be added into the protein component composition. The finally obtained composition can be applied to preparation of formula food for special medical purposes, and the content of total protein, hemoglobin, albumin or transferrin in blood of patients suffering from malnutrition or insufficient protein intake is increased.

The invention provides a traditional Chinese medicine composition with anti-drunkenness and sobering-up functions as well as a preparation method and application thereof, and belongs to the field of traditional Chinese medicines. The traditional Chinese medicine composition is prepared from the following raw materials in parts by weight: 5 to 40 parts of polygala fallax hemsl, 20 to 40 parts of radix puerariae, 20 to 40 parts of flos puerariae, 20 to 40 parts of semen hoveniae, 5 to 15 parts of fructus amomi, 10 to 30 parts of pericarpium citri reticulatae, 10 to 30 parts of fructus lycii and 1 to 3 parts of multivitamins. The preparation method comprises the following steps: weighing Polygala fallax Hemsl., Radix Puerariae, Flos Puerariae, Semen Hoveniae, Fructus Amomi, Pericarpium Citri Reticulatae and Fructus Lycii according to a ratio; decocting the mixed raw materials with water for at least one time, collecting and combining decoction, concentrating to obtain a Chinese herbal medicine concentrated solution, and mixing the Chinese herbal medicine concentrated solution with a multivitamin solution to obtain the traditional Chinese medicine composition with a preset dosage form. According to the traditional Chinese medicine composition, the polygala fallax hemsl is matched with various medicinal and edible traditional Chinese medicinal materials, and various vitamins are supplemented, so that drunkenness can be effectively prevented, and drunkenness time can be shortened.

This invention relates to the field of feed processing technology and discloses a compound nutritional feed premix and its preparation method. By total mass percentage, it comprises the following components: 52.60%–54.60% jujube powder, 17.50%–18.30% lard and tile powder, 23.20%–24.10% wheat bran, 0.25%–0.40% edible salt, 0.40%–0.60% compound vitamins, 1.10%–1.30% compound trace elements, 0.80%–1.00% lysine, 1.10%–1.30% montmorillonite, and 0.15%–0.20% compound enzyme preparation. By using pitted Xinjiang jujube powder and fresh lard and tile powder as core raw materials, combined with wheat bran, edible salt, compound vitamins, compound trace elements, lysine, and montmorillonite with a blue absorption capacity of 42, the premix achieves nutritional complementarity among various raw materials and improves the palatability and overall nutritional value of the feed.

The invention provides a heat-stress-resistant laying hen feed and a preparation method thereof. The heat-stress-resistant laying hen feed comprises the following raw materials in parts by weight: 50-60 parts of corn, 10-20 parts of soybean meal, 5-15 parts of wheat bran, 1-5 parts of vegetable oil, 5-12 parts of fish meal, 2-5 parts of beta-alanine, 2-5 parts of activated black bean powder, 2-5 parts of quercitrin, 0.2-0.5 part of multivitamins, 4-8 parts of an electrolyte poising agent and 2-3 parts of compound amino acids. The activated black bean powder is obtained by performing enzymolysis activation on black bean powder by using an aromatic amino acid decarboxylase preparation. The laying hen feed disclosed by the invention can be used for feeding laying hens in a high-temperature environment in summer, and through a unique heat stress resistant formula, the heat stress resistant capacity of the laying hens is remarkably improved, adverse effects caused by heat stress are reduced, meanwhile, the antioxidant capacity and the immune function of the laying hens are enhanced, and the growth performance and the egg laying performance of the laying hens are improved.

The invention discloses an artificial feed for efficient propagation of low-age larva parasitic wasps of prodenia litura. The artificial feed is prepared from the following raw materials: agar powder, soybean meal, sweet potato vines with leaves, yeast powder, wheat germs, sodium benzoate, vitamin C, multivitamins, linseed oil, chlortetracycline hydrochloride soluble powder and the like. The artificial feed is used for feeding 2-5-year-old prodenia litura larvae parasitized by parasitic wasps, and the pupation rate and eclosion rate of the parasitic wasps can both exceed 93%.

The present invention provides a high-protein bio-fermented aquatic feed and a preparation method thereof. The aquatic feed comprises the following raw materials in parts by weight: 20-30 parts of imported fish meal, 10-15 parts of compound minerals, 5-10 parts of bioactive peptides, 5-10 parts of lysine, 5-10 parts of compound trace elements, 3-8 parts of compound vitamins, 3-6 parts of herbal extracts, 2-5 parts of compound probiotics, 2-4 parts of immune polysaccharides, and 1-3 parts of compound enzymes; the herbal extracts are prepared by fermenting astragalus membranaceus, isatis root, liquorice root, calotropis gigantea, ventilago leiocarpa benth, clove, rhizoma chuanxiong, and galangal officinale. By organically integrating imported fish meal, astaxanthin-peptide chelate, herbal extracts, compound immune polysaccharides, compound probiotics and various nutrients, the present invention realizes the synergistic effect of "promoting feeding - enhancing digestion - strengthening liver and gall - enhancing immunity - resisting stress - inhibiting bacteria - stabilizing water quality", significantly improves the growth rate, survival rate and comprehensive breeding benefit of crustacean aquatic animals, and has good economic value and application prospect.

The invention belongs to the technical field of feeds, and particularly relates to an ampelopsis grossedentata extract compound premix as well as a preparation method and application thereof. The compound premix is prepared from the following raw materials in parts by weight: 9 to 15 parts of ampelopsis grossedentata extract, 1 to 5 parts of monostroma extract, 2 to 4 parts of palmitoyl pomegranate peel extract, 1 to 3 parts of modified bentonite, 0.3 to 0.5 part of amino acid and 0.1 to 0.5 part of compound vitamin. The compound premix can significantly improve the animal immunity and the feed conversion rate and reduce the feed conversion ratio.

The invention provides a preparation method of dried serofluid and dried pickled Chinese cabbage, and relates to the field of serofluid preparation, and the dried serofluid and dried pickled Chinese cabbage are characterized by comprising the following raw materials by weight: 45g of flour, 350g of water, 100g of household serofluid (soup part), 5g of soybean meal, medicinal vitamin B1 complex tablets, 0.2 g of potassium dihydrogen phosphate, and vegetables (not limited to gram). The method has the advantages that functional components of the serofluid pickled Chinese cabbages are reserved, traditional liquid serofluid and pickled Chinese cabbages are made into dry powder and dried vegetables, the size, the weight and the manufacturing cost are greatly reduced, the serofluid pickled Chinese cabbages are convenient to carry, store and transport, and the method is suitable for popularization and application. Time and labor are saved during home making, and putrefaction caused by improper care is avoided, serofluid and pickled Chinese cabbages are prepared through fermentation by referring to a traditional serofluid pickled Chinese cabbage preparation method, then the serofluid and the pickled Chinese cabbages are dried into serofluid dry powder (or granules) and dried pickled Chinese cabbages through a proper drying method, and the serofluid dry powder (or granules) and the dried pickled Chinese cabbages are packaged into final products of the invention.

The present application provides a kind of multivitamin and mineral tablet and its preparation method, which is prepared by water-soluble vitamins, fat-soluble vitamins, minerals and corresponding excipients by suitable process. The tablet prepared by adding appropriate amount of flow aid in the preparation process has good compressibility, content uniformity and disintegration.

The application provides a pig fattening period feed additive and a compound feed containing an amino acid chelate and belongs to the technical field of feeds.The pig fattening period feed additive comprises the following components in percentage by mass: 37-45% of an amino acid chelate, 24-28% of a compound multivitamin, 8-12% of betaine, 5-10% of theaflavin and 10-15% of a compound enzyme.The betaine and theaflavin can synergistically improve muscle composition and fat absorption, promote fat decomposition of pigs and increase lean meat percentage of pig carcasses.The pig fattening period feed additive is nutritionally comprehensive and balanced, the components are reasonably matched, can effectively increase the growth rate, daily weight gain and lean meat percentage of pigs, is a safe and efficient pig fattening period feed additive and solves the problems of slow growth and low lean meat percentage of pigs in the fattening period.

The invention discloses a laboratory mouse feed and a preparation method thereof. The feed consists of the following raw materials in percentage by weight: 32-38% of corn flour, 22-28% of fermented soybean meal, 8-12% of fish meal, 4-6% of silkworm chrysalis meal, 10-15% of low-gluten wheat flour, 2-3% of purple perilla seed oil, 1.5-2.5% of calcium carbonate, 0.8-1.2% of calcium hydrophosphate, 0.3-0.5% of table salt, 0.8-1.2% of microencapsulated compound vitamins, 0.2-0.4% of an enzyme preparation compound, 3-5% of dietary fibers and the balance of mineral premix. The preparation method has the beneficial effects that the vitamin retention rate of the technical scheme is increased by 30-40% compared with a contrast, and the problem of nutrient loss caused by a traditional high-temperature process is solved; the water uniformity is improved by 68% through gradient cooling, the quality guarantee period is prolonged from 50 days to 85-95 days in combination with a microencapsulation technology, and the storage loss is reduced.

The invention discloses a quality control device and method for multivitamins for injection, and relates to the technical field of vitamin preparation, the technical key points are as follows: the quality control device comprises a sample collection mechanism, a liquid guide tube, an electromagnetic metering valve and a test tube transfer assembly; the sample pretreatment mechanism is provided with a stirring assembly and an automatic dilution assembly, and the automatic dilution assembly comprises a high-precision capacity metering device and a flow control valve; the high performance liquid chromatography detection mechanism is provided with a plurality of chromatographic columns, a mobile phase conveying system containing a high-pressure pump, a detection wavelength adjusting device, an automatic sample injector and a data processing system; the atomic absorption spectrometry detection mechanism is provided with a hollow cathode lamp; the infrared spectroscopy detection mechanism is provided with an interferometer and a detector; the quality control process management system is constructed based on a programmable logic controller and an industrial computer and is provided with a state indicator lamp and an alarm device; the online quality monitoring system comprises a data processing unit and a network communication unit; according to the invention, convenience can be ensured, and efficiency and automation degree are improved.

This invention relates to the field of functional food technology, and discloses a muscle-building, lipid-lowering, and weight-loss composition, its preparation method, and its application. The composition, by weight, comprises: 25-45 parts of complex protein peptides; 5-20 parts of fruit and vegetable powder; 2-8 parts of medicinal and edible extracts; 3-12 parts of complex prebiotics; 1-6 parts of complex vitamins and minerals; 0.5-3 parts of probiotics; 0.5-5 parts of calcium β-hydroxy-β-methylbutyrate; and the remainder being food-acceptable excipients. This invention achieves significant lipid-lowering and weight-loss while effectively increasing lean body mass and muscle mass, and the active ingredients exhibit good stability.

The invention belongs to the technical field of nutrient solutions, and particularly relates to a concentrated nutrient solution helpful for improving special nutritional ingredients of animals and having health-care efficacy, the concentrated nutrient solution is prepared from the following components: composite small molecule peptides, composite vitamins, composite minerals, composite amino acids and fructo-oligosaccharide; wherein the composite small molecule peptide is formed by mixing fish skin oligopeptide, sea cucumber peptide and corn oligopeptide; the compound vitamin is formed by mixing vitamin A, vitamin B12, vitamin C and vitamin D3; the composite mineral substance is formed by mixing calcium lactate, calcium hydrophosphate, ferrous sulfate and zinc sulfate; the compound amino acid is formed by mixing lysine, methionine, threonine and tryptophan. The fish skin oligopeptide, the sea cucumber oligopeptide and the corn oligopeptide in the composite small molecule peptide can achieve a synergistic effect, can promote growth of young broilers, can promote nutrient absorption and can reduce feed consumption; in addition, the immunity of the chick broiler chicken can be improved, so that the survival rate is increased.

The application discloses a kind of fermented Chinese herbal medicine feed suitable for rice-fish integrated breeding mode and preparation method thereof, and the specific component and weight fraction of feed are as follows: imported fish meal 5 parts, soybean meal 22 parts, chicken meal 8 parts, peanut kernel cake 10 parts, rapeseed meal 10 parts, wheat flour 31.95 parts, soybean protein concentrate 5 parts, soybean oil 4 parts, vitamin C polyphosphate 0.1 part, choline chloride (50%) 0.2 part, premix (compound vitamins and compound minerals) 1 part, calcium dihydrogen phosphate 2 parts, lysine hydrochloride (78%) 0.35 part, methionine (99%) 0.2 part, threonine (98%) 0.2 part, compound probiotics 0.01 part, compound Chinese herbal medicine 0.2-2 parts.The base feed is mixed with strain activation liquid uniformly, then bagged, fermented moisture is regulated to 35%, and placed at room temperature for 5-7 days at 25 DEG C to obtain fermented Chinese herbal medicine feed suitable for rice-fish integrated breeding mode.The application adds compound probiotics and compound Chinese herbal medicine, which has the advantages of promoting fish growth, improving feed utilization, improving muscle quality and the like.

The invention discloses salt baked flavor chicken energy chewable tablets and a preparation method thereof, and belongs to the technical field of food processing. The chewable tablet consists of the following components in percentage by weight: 20-40 parts of salt roasted chicken powder, 25-50 parts of an energy supplement, 0.1-0.5 part of composite vitamins, 10-30 parts of an excipient, 0.5-2 parts of a flavoring agent, 0.1-0.5 part of an antioxidant, 1-3 parts of magnesium stearate and the balance of deionized water. The salt-baked chicken powder is prepared by taking chicken breast as a raw material, rolling, kneading and pickling with a salt-baked flavor pickling solution, steaming, drying and pulverizing. According to the invention, the salt baked flavor and the nutrition of chicken are combined, the salty and fragrant flavor and balanced nutrition are combined, rapid and lasting energy supplementation can be realized, the chewable tablet is portable to eat, is subjected to dry granulation, low-temperature sterilization and aluminum foil packaging, has long shelf life, adopts a natural flavoring agent, is high in safety, and is suitable for various energy supplementation scenes such as sports, offices, outdoors and the like.

The invention discloses nutrition powder for vegetarian bird rehabilitation. The formula of the nutrition powder consists of the following components in parts by weight: 19 to 21 parts of compound amino acid, 14 to 15 parts of soybean enzymolysis protein powder, 4 to 6 parts of compound vitamin, 0.8 to 1.2 parts of compound trace element, 31.7 to 33.7 parts of glucose, 4.5 to 5.0 parts of sodium chloride, 3 to 4.0 parts of sodium bicarbonate and 1.8 to 2.2 parts of potassium citrate. The linseed oil microcapsule powder accounts for 14-16 parts by weight, and the powder essence for food accounts for 0.8-1.2 parts by weight. Compared with the prior art, the nutrition powder for the vegetarian birds has the advantages that the nutrition powder for the vegetarian birds is easy to digest by the pet birds and comprehensive in nutrition, nutrition is supplemented for the diseased pet birds, the digestion and absorption burden of the diseased pet birds is relieved, the body weight is effectively increased, and the problem of malnutrition is solved.

The invention discloses a compound immunopotentiator and application thereof in prevention and control of aquatic diseases, and belongs to the technical field of aquaculture. The compound immunopotentiator is prepared by scientifically compounding eucommia ulmoides, astragalus membranaceus, curcumin, vitamin A, vitamin D3, vitamin E and vitamin K3. According to the compound immunopotentiator, through the synergistic effect of the Chinese herbal medicine extract and the compound vitamins, the autoimmunity of aquaculture animal bodies can be remarkably improved, the resistance of the aquaculture animal bodies to pathogenic microorganisms and bad environments is enhanced, the compound immunopotentiator further has a good pathogen removing effect, and damage of pathogens to the aquaculture animals can be effectively reduced. The compound immunopotentiator provided by the invention is used as a combination of a plant-derived drug and multivitamins, has no problems of environmental pollution and drug resistance, and is good in safety and effectiveness.

The invention provides a 1% additive compound premix feed for promoting growth of calves, and relates to the technical field of formula technology and processing technology of the compound premix feed for promoting growth of the calves. The feed consists of the following components in parts by weight: 2-15 parts of alpha-ketoglutaric acid (AKG), 3-6 parts of flour, 35-55 parts of corn, 5-15 parts of rice, 1-5 parts of soybean meal, 3-5 parts of extruded soybeans, 5-11 parts of fish meal, 13-16 parts of chicken meal, 1-3 parts of beef bone meal, 1-3 parts of yolk powder, 1-4 parts of oil, 0.05-1 part of compound vitamins, 0.2-1 part of compound trace elements and 0.5-1 part of compound amino acids. The preparation method is advanced, full-automatic computer control and high-temperature puffing are adopted, so that food materials are cooked and are easy to digest, the palatability is improved, bacteria are killed more thoroughly and safely in the high-temperature puffing process compared with cooking and using chemical reagents, no preservative is added, the food is safe and reliable to eat, and a low-temperature drying process is adopted; the nutritional ingredients can be well reserved, the nutritional value is high, and the good health-care function is achieved.

The invention discloses a disease prevention and control method for liriopus undulatus fry breeding, and belongs to the technical field of aquaculture. According to the method, disease prevention and control are achieved through the synergistic effect of water quality regulation and control treatment, nutrition regulation and control and regular drug prevention, in the water quality regulation and control process, aquaculture water is subjected to sand filtration and ultraviolet sterilization, the water temperature is maintained to be 22-32 DEG C through an air source heat pump, the salinity is controlled to be 25-35% o, the dissolved oxygen is larger than or equal to 5 mg / L, the daily water change amount is controlled to be 400-600%, and the illumination intensity is controlled to be 4000-7000 lx; in the nutrition regulation and control, the fries with the specification of 5-10 cm are fed twice a day, a slow-fast-slow feeding mode is adopted, and the fries are circularly fed in an interval mode that mixed feed of fishery multivitamin and lactic acid bacteria is added in 6 days, fresh and alive shrimp seeds are added in 1 day, the mixed feed of fishery multivitamin and lactic acid bacteria is not added in 6 days, and the fresh and alive shrimp seeds are not added in 1 day; in the regular drug prevention, a chlorine preparation or an iodine preparation with the treatment dose of 50% and a 1g / m < 3 > copper sulfate preparation are used for running water prevention every 15 days. By means of the method, the morbidity and mortality of the fry can be remarkably reduced, the morbidity is reduced by 80% compared with a traditional breeding method, the mortality after morbidity is reduced by 50%, and the breeding survival rate of the liriopus undulatus fry is effectively increased.

The invention provides a multi-vitamin black true treasure brewing composition. The multi-vitamin black true treasure brewing composition is characterized by comprising puffed powder, maltodextrin, black sesame, resistant dextrin, soybean protein isolate, whole milk powder, oat, tartary buckwheat, brown rice, mulberry extract, cordyceps militaris extract, rhizoma polygonati extract, soybean meal, calcium carbonate, fructo-oligosaccharide, xylitol, multi-vitamin and sucralose. The multi-vitamin black Wubao brewing composition comprises various black cereal food materials, various traditional Chinese medicinal material extracts, vitamins and other components, and has the effects of tonifying kidney and qi, enhancing immunity and resisting fatigue.

The invention belongs to the technical field of animal feeds, and relates to a livestock feed with an immunoregulation function and a preparation method thereof. The feed comprises whey powder, fermented soybean meal, konjaku flour, beet pulp, tabletted corn, baked wheat, whey protein, palm oil, synbiotics powder, composite vitamins, composite minerals, calcium propionate, potassium sorbate and sodium selenite, and the synbiotics powder comprises freeze-dried probiotic powder and prebiotics powder. Probiotics in the probiotic freeze-dried powder are fermented saccharomyces cerevisiae and fermented bacillus subtilis, and the prebiotics powder comprises pachymaran, astragalus polysaccharide, inulin and fructo-oligosaccharide. The fermented saccharomyces cerevisiae and the fermented bacillus subtilis are embedded by adopting modified sodium alginate, the modified sodium alginate is modified by adopting glycine, and nano-montmorillonite and a soluble pore-foaming agent are added for optimization. The prepared feed has the function of regulating immunity.

The present application belongs to the technical field of compound feed for marine fish, and particularly relates to a feed for improving the antioxidant enzyme activity of juvenile Hexagrammos otakii and a preparation method thereof. The feed for improving the antioxidant enzyme activity of juvenile Hexagrammos otakii is prepared from the following raw materials in mass percentage: 95% to 96.5% of basic ingredients, 1% of compound vitamins, 1% of compound mineral salts, and 1.5% to 3% of an antioxidant enzyme activity composition, and the sum of the mass percentages of the raw materials is 100%; the antioxidant enzyme activity composition is composed of vitamin C and beta-carotene, and the mass ratio of vitamin C to beta-carotene is 1 to 3: 1 to 3. The feed for improving the antioxidant enzyme activity of juvenile Hexagrammos otakii obtained by the present application not only can provide sufficient natural antioxidant components to enhance the antioxidant defense mechanism of the juvenile fish, but also can effectively solve the problems of slow growth, low feed utilization rate, and water pollution of juvenile Hexagrammos otakii caused by insufficient antioxidant activity.

The invention belongs to the technical field of food processing, and particularly relates to sports nutritional rice flour and a production process thereof, and the sports nutritional rice flour comprises the following raw material components in parts by weight: 40-60 parts of puffed rice flour; 15 to 25 parts of slow-release glucose; 30 to 45 parts of protein isolate; 3-5 parts of peptides; 2-5 parts of creatine; 0.03 to 0.05 part of compound vitamin; 3-5 parts of functional nutrients; 0.5-1 part of a mineral compound; the puffed rice flour is a mixture of puffed black rice and puffed brown rice in a mass ratio of 1: (1-2); the isolated protein is a mixture of isolated whey protein and isolated soybean protein in a mass ratio of (2-3): 1. The black rice and the brown rice which have higher nutritional value are used as main raw materials, and the slow-release glucose, the protein isolate, the peptides, the creatine, the compound vitamins, the functional nutrients and the mineral compounds are added, so that the obtained rice flour is easy to absorb, can quickly supplement energy, accelerate recovery of physical strength and promote muscle synthesis, can maintain blood sugar to be stable, is beneficial to health, and is suitable for being popularized and applied. The device is suitable for body-building people.

This invention discloses a culture medium and cultivation method for promoting the development of Haemonchus contortus larvae, belonging to the field of biotechnology. This invention discovers that compound vitamins and / or bovine liver extract powder as auxiliary components can promote the development of early fourth-stage larvae of Haemonchus contortus into late fourth-stage larvae and adults. This invention provides a culture medium and cultivation method for promoting the development of Haemonchus contortus larvae. The culture medium includes a basal culture medium and auxiliary components, including compound vitamins, bovine liver extract powder, pyruvate, non-essential amino acids, L-glutamine, fetal bovine serum, defibrinated sheep blood, and L-glutathione. The cultivation method includes the step of adding early fourth-stage larvae to the culture medium for cultivation. This invention enables the in vitro culture of adult Haemonchus contortus, which is beneficial for promoting the development of related drugs and vaccines for this parasite and has significant implications for the prevention and control of parasitic diseases.

The application provides a method for determining the content of biotin in a complex vitamin preparation. The method comprises detecting the content of biotin by high performance liquid chromatography, wherein a surface porous reversed-phase chromatographic column with modified amide groups is used for gradient elution, and a mobile phase A and a mobile phase B are used, the mobile phase A comprises potassium dihydrogen phosphate buffer and acetonitrile, and the mobile phase B comprises acetonitrile. The method can realize the non-interference separation and detection of the content of biotin in the complex vitamin preparation with a complex matrix, and has the advantages of simplicity, good specificity, rapid analysis, accurate result and sensitive response.