43 results about "Gut immunity" patented technology

The invention discloses an edible traditional Chinese medicine composition and a preparation method thereof. The edible traditional Chinese medicine composition is prepared from 6 to 30 parts by weight of white hyacinth bean, 6 to 30 parts by weight of dioscorea rhizome, 6 to 30 parts by weight of white poria, 6 to 30 parts by weight of coix seed, 6 to 30 parts by weight of semen nelumbinis, 6 to 30 parts by weight of gordon euryale seed, 3 to 15 parts by weight of dried ginger, 4 to 20 parts by weight of haw, 4 to 20 parts by weight of germinated barley, 3 to 15 parts by weight of inner membrane of chicken gizzard, and 3 to 15 parts by weight of orange peel. The edible traditional Chinese medicine composition has functions of invigorating spleen and tonifying qi, excreting dampness and stopping diarrhea, warming the middle warmer and promoting appetite, improving intestinal immunity, adjusting intestinal functions and promoting digestion. The edible traditional Chinese medicine composition is mainly used for treating children's diarrhoea caused by spleen deficiency, anorexia, dyspepsia and drug-induced diarrhea. The edible traditional Chinese medicine composition has mild properties and flavor, can be used as a medicine and a food, and has no toxic and side effects, a sweet smell, an excellent taste and a wide application range.

The invention relates to the field of feeds for livestock and poultry, specifically to a broiler feed containing probiotics. The feed is prepared from the following raw materials by weight: 180 to 220 parts of yellow corn, 50 to 60 parts of sorghum, 30 to 40 parts of soybean meal, 45 to 50 parts of clover powder, 3 to 4 parts of soybean oil, 2 to 3 parts of meat and bone meal, 2 to 3 parts of calcium hydrogen phosphate, 60 to 70 parts of rapeseed meal, 45 to 50 parts of soybean straw, 35 to 40 parts of unite bran, 1 to 2 parts of bacillus toyoi, 1 to 2 parts of bacillus subtilis, 1 to 2 parts of lactobacillus, 2 to 3 parts of omphisa fuscidentalis hampson powder, 2 to 3 parts of violet, 3 to 4 parts of peanut seedling, a proper amount of salt and 4 to 5 parts of a feed attractant. According to the invention, three beneficial bacteria are added into the broiler feed provided by the invention, so gut immunity of broilers is effectively improved, nutrient transformation capability is enhanced, the incidence rate of intestinal diseases is lowered down, the growth speed of broilers is accelerated, and the feed has good palatability and a high utilization rate and enables good breeding benefits to be obtained.

The invention relates to the application of a mannose-enriched polysaccharide to drug preparation, in particular to the application of a mannose-enriched modified polysaccharide to the preparation of drugs for preventing colonitis from cancerization. Aiming to make up the blank of the drugs for preventing the inflammatory bowel diseases and especially the ulcerative colitis from cancerization, the application provides the technical proposal that the mannose-enriched modified polysaccharide is applied to the drugs for preventing the colonitis from cancerization, and the modified polysaccharide contains a modified natural gum or a modified plant polysaccharide. The application has the characteristics that a mannose receptor (MR) is taken as a target; the mannose-enriched polysaccharide is separated and extracted from a medicinal plant, and mannosidase is adopted for hydrolyzation; mannose residues are exposed, and regulate gut immunity and relieve the intestinal inflammation after being combined with the MR on the surface of immunological cells, thereby preventing the inflammatory bowel diseases and especially the ulcerative colitis from cancerization. After the mannose-enriched modified polysaccharide is used on a big mouse suffering from the ulcerative colitis, the cancerization inhibitory rate of the ulcerative colitis can reach 93 percent.

The invention relates to the technical field of probiotics and particularly relates to lactobacillus reuteri and an application thereof. The invention provides Lactobacillus reuteri SLZX19-12 which ispreserved in the China General Microbiological Culture Collection Center (CGMCC), and the preservation number of the Lactobacillus reuteri SLZX19-12 is CGMCC No. 20121. Lactobacillus reuteri SLZX19-12 can be planted in an animal body, and is high in acid resistance and cholate resistance; the good inhibition effect is achieved on escherichia coli and salmonella; feruloyl esterase can be generated, and release and digestion of fibers in the feed in digestive tracts are promoted; the lactobacillus reuteri SLZX19-12 is prepared into a microbial inoculum and then fed to animals, intestinal floracan be improved, intestinal immunity can be improved, intestinal health can be improved, and the effect is safe and reliable.

The invention relates to feed set meals for pigs in different physiological stages, and discloses a systematic nutrition scheme for sows to increase the number of market commercial pigs each year, and the benefits of pig farms are improved accordingly. The systematic nutrition scheme comprises a sow fecundity N+ series product, a piglet higher survival rate 7030 scheme, a pig growing and fattening more-profit making V+ series product and matched feeding patterns. According to the sow fecundity N+ series product, healthy reproduction of boars can be guaranteed by providing enough maintenance, growth, reproduction and immunization nutrition. According to the piglet higher survival rate 7030 scheme, the nutritional requirements of pig stocks in each production stage are met by taking a 'comprehensive nutrients + high and balance nutritional levels + high-quality nutrient sources ' scheme into account, the digestive absorption capacity and the intestinal immunity of the pig stocks are improved by guaranteeing the gastrointestinal tract health, and the self immunity of the pig stocks is reinforced by guaranteeing production nutrition and paying close attention to immune nutrition and stress nutrition. The pig growing and fattening more-profit making V+ series product is prepared according to different nutritional requirements of the pigs in different growth and development stages, and the obtained commercial pigs grow fast, low in feed ration and good in meat quality.

The invention relates to the technical field of pet food, in particular to cat food capable of improving intestinal immunity of a kitten. A formula of the cat food comprises main ingredients, additives, an intestinal protection ingredient and a natural antioxidant; the main ingredients comprise fresh chicken subjected to enzymolysis treatment, salmon, chicken oil, tapioca flour, sweet potato flour, potato flour, alfalfa pellets, beer yeast powder, kelp powder, chicken liver powder, salmon oil, carrot powder, pumpkin powder, tomato powder, apples, cranberries, milk calcium and yolk powder. The cat food is closer to a natural dietary structure of a cat and is balanced in nutrition, and meanwhile, saccharomyces cerevisiae boulardii can effectively prevent probiotics from being damaged by gastric juice and smoothly reaches intestinal tracts to play an effective role; lactoferrin powder enhances the intestinal resistance of the cat; inulin, the fructo-oligosaccharide and mannan oligosaccharide can increase the number of beneficial bacteria in the intestinal tracts of the cat and maintain flora balance; and psyllium husk powder can promote intestinal tract movement of the cat, promote excrement formation and reduce or relieve diarrhea symptoms of the cat.

The invention discloses health food with functions of moistening intestines and relaxing bowels. The health food comprises the following raw materials in percentage by weight: 1 to 10% of a folium sennae extract, 10 to 40% ofa semen cassiae extract,10 to 40% of an oat bran extract, 5 to 20% of citrus fiber, 5 to 10% of L-arabinose,5 to 25% of inulin and 5 to 10% of stachyose, and the sum of weight percentage of components is 100%. The invention further provides a preparation method of the health food. According to the invention, the components of the folium sennae extract, thesemen cassiae extract,the oat bran extract, the citrus fiber, L-arabinose,inulin, stachyose and the like are in effective compatibility together, therefore, the balance of anintestinal micro-ecological environment and intestinal florae can be adjusted to promote intestinal peristalsis, enhance intestinal immunity and perform comprehensive intestinal health; intestinal problems of constipation, diarrhea and the likeare fundamentally improved and prevented;furthermore, the health food is rich in nutritional components, good in taste and convenient to take, capable of avoidinginjuriescaused by strong excretion to a body after taken for a long term, and suitable for daily intestinal health nursing.

The present invention relates to a novel Pediococcus genus microorganism and more particularly, Pediococcus pentosaceus EROM101 (KCCM-10517) originated from human intestines having immune enhancement, anticancer and antiviral activities and a use thereof. Due to its excellent immune enhancement, anticancer and antimicrobial activities by activating macrophages / spleen cells and inducing gut immunity, the Pediococcus pentosaceus EROM101 of the present invention can be effectively used for the production of various products such as immune enhancement agent, anticancer agent, antimicrobial agent, food additive, intestinal function-controlling agent, live bacterial agent, feed additive and other fermented products.

The invention belongs to the technical field of feed and microorganisms, and in particular relates to antibiotic-free piglet breeding feed and a preparation method of the antibiotic-free piglet breeding feed. The antibiotic-free piglet breeding feed comprises the following components in parts by weight: 0.35 to 0.55 part of a compound enzyme preparation, 0.1 to 0.3 part of a microecological preparation, 0.7 to 0.9 part of nucleotide, 0.03 to 0.06 part of arginine, 1.0 to 1.5 parts of yeast, 0.8 to 1.2 parts of acidifying agents and 8 to 12 parts of piglet premix, wherein the compound enzyme preparation comprises cellulase, phytase and xylanase; and the microecological preparation comprises bacillus subtilis, lactic acid bacteria and lactobacillus casei. The antibiotic-free piglet breeding feed disclosed by the invention can obviously improve the microecological balance of piglet intestines, improve the intestinal immunity, lower the diarrhea rate of piglets and increase the survival rate, and has a good promoting effect on the later growth.

The invention provides a fliC protein and GAPDH protein microcapsule vaccine, wherein the antigens are fliC protein and GAPDH protein, the amino acid sequence of the fliC protein is shown as SEQ ID NO:1, and the amino acid sequence of the GAPDH protein is shown as SEQ ID NO:2. The prepared microcapsule vaccine is convenient to use and suitable in grain size, has good slow release feature and antigen protectiveness, and can effectively stimulate a gut immunity system of the fish body to generate immune response, so that the fish body has the specific immunity protection force for Edwardsiella tarda, and therefore, the fliC protein and GAPDH protein microcapsule vaccine can be used for preventing and treating the Edwardsiella tarda disease of the fish.

Formulations having a protein component, in which the protein contains one or more digestion-aiding proteins, and one or more immunoprotective proteins. The ratio by weight of the one or digestion-aiding proteins to the one or more immunoprotective proteins may be about 12:1 to about 1:1. The formulations may also contain a fat component, a carbohydrate component, and vitamins and minerals. These formulations can be used to provide nutritional support to a subject, either as dietary supplements or as a primary source of nutrition, such as for an infant formula. The formulations may also be used to promote or induce proliferation of intestinal cells, promote or induce differentiation of intestinal cells, prevent or inhibit growth of enteropathogenic Escherichia coli in the digestive system of a subject, prevent or inhibit bacterial growth in the intestinal lumen, increase interleukin-18 secretion by intestinal cells, or increase intestinal immunity.

The invention relates to a beverage with a function of relaxing bowel. The beverage comprises the following raw materials by weight percent: 6.5-7.5 percent of isomalto-oligosaccharide, 7.5-8.5 percent of high fructose corn syrup, 0.5-1.5 percent of inulin, 0.5-1.0 percent of concentrated apple clear juice, 0.2-1.0 percent of polydextrose, 0.1-0.5 percent of a functional additive, 0-0.3 percent of an additive and the balance being water. According to the beverage with the function of relaxing bowel, by bidirectionally regulating the balance of a micro-ecological environment of the intestinal tract and intestinal flora, the propagation of probiotics in the intestinal track is promoted, the growth of putrefying bacteria is inhibited, the problems of constipation and diarrhea of the intestinal tract are effectively improved and prevented, the immunity of the intestinal tract is enhanced, the health care of the intestinal tract is completely performed, the damage to a body by strong excretion can be prevented, and the bitter and the side effect of taking medicines are prevented; the beverage is proper in price, convenient to take, and suitable for daily health care of the intestinal tract.

The invention relates to high-concentration lactic acid bacteria freeze-dried powder capable of regulating blood glucose and blood lipid and a preparation method of the freeze-dried powder. The freeze-dried powder comprises the following main components: 1-100 parts of inactivated lactic acid bacteria freeze-dried powder, 1-100 parts of probiotic extracellular polysaccharide extract freeze-dried powder, 1-100 parts of probiotic lysate extract freeze-dried powder, 0-10 parts of ginseng extract, 0-100 parts of lentinus edodes extract, 0-10 parts of hericium erinaceus extract and 0-10 parts of tremella extract, wherein the content of the ginseng extract, the lentinus edodes extract, the hericium erinaceus extract and the tremella extract is not simultaneously 0. The high-concentration lacticacid bacteria freeze-dried powder disclosed by the invention has the effects of regulating the intestinal flora, improving the intestinal immunity, relieving chemical liver injury and improving the body immunity, and the liver is in charge of essence and blood, so that the effect of regulating blood glucose and blood lipid is achieved.

The invention discloses a swine immunopotentiator and its preparation method. The swine immunopotentiator belongs to the technical field of feed additives. The swine immunopotentiator provided by the invention comprises the following components: by weight, 12-20 parts of yeast beta-glucan, 10-20 parts of a poplar flower extract product, 15-20 parts of a bamboo shoot shell extract product, 15-25 parts of a bacillus subtilis bacterial powder for producing phytase, 6-10 parts of propolis, 2-5 parts of gamma-aminobutyric acid, 1-4 parts of mannan oligosaccharide, and 3-5 parts of chlorogenic acid. Through scientific compatibility and by enhancing specific and nonspecific immunity in the orgamism and regulating and controlling gut immunity and development, immune level of the organism is raised. Thus, swine health degree is raised, utilization rate of a feed is improved, and rapid growth of pigs is promoted. The swine immunopotentiator is a green safe high-efficiency swine immunopotentiator.

The invention discloses application of algal polysaccharides for replacing antibiotics in daily ration of weaned pigs, and belongs to the technical field of pig cultivation. The application of the algal polysaccharides for replacing the antibiotics in the daily ration of the weaned pigs is characterized in that the adding amount of the algal polysaccharides in the daily ration of the weaned pigs is 400 mg / kg, and the content of polysaccharide in the algal polysaccharides is 30%. According to the application of the algal polysaccharides for replacing the antibiotics in the daily ration of the weaned pigs, on the basis of the conditions that the growth performance of the piglets is not influenced, even daily gain of the piglets can be improved remarkably, and piglet diarrhea frequency and feed-gain ratio are reduced remarkably, the effects that stress reaction of the piglets caused by weaning can be alleviated, intestinal structural development and gut immunity of the weaned pigs are promoted and the like are realized; the effect of completely replacing the antibiotics can be realized.

The invention provides preparation and application of premixed feed for a raccoon dog in a growing period, belongs to the technical field of feed, and particularly relates to premixed feed and a preparation method for increasing feed utilization rate and the growth speed and immunity of the raccoon dog in the growing period. According to the premixed feed, the digestive rate of the raccoon dog in the growing period for nutrient substances in the feed is increased, the intestinal environment of the raccoon dog in the growing period can be improved, intestinal immunity is improved, the feed utilization rate is increased, reduction of the growth performance due to diarrhea of the raccoon dog in the growing period can be prevented, the growth speed and immunity of the raccoon dog in the growing period can be effectively improved, intestinal diseases such as the diarrhea of the raccoon dog in the growing period is reduced, the anti-virus capability and immunity of animals are enhanced, the economic benefit of artificial raccoon dog breeding is improved, and drug residues and heavy metal content in a carcass are reduced.

The invention discloses piglet feed and a preparation method thereof, and belongs to the field of pig feed preparation. The piglet feed is prepared from the following raw materials in parts by weight:peanut meal, fried soybean powder, fish bone meal, corn flour, semen aesculi, aloe, motherwort herb, dried ginger, licorice root, herba houttuyniae, radix codonopsis, poria cocos sclerotium, herba plantaginis, additives. The piglet feed is added with nine Chinese herbs, such as semen aesculi, aloe, motherwort herb, dried ginger, licorice root, herba houttuyniae, radix codonopsis, poria cocos sclerotium and herba plantaginis, which have the effects of smoothing intestines and stomaches, improving appetite and intestinal immunity, so the piglet feed added with the traditional Chinese medicine can effectively reduce the infection rate of pathogenic bacteria in piglets and increase the survival rate of piglets.

The invention relates to the technical field of microorganisms, in particular to bifidobacterium bifidum capable of reducing fat, relieving hyperglycemia and regulating intestinal immunity and application of the bifidobacterium bifidum. The preservation number of the bifidobacterium bifidum B11 is CGMCC (China General Microbiological Culture Collection Center) No.24381. The strain has good tolerance to gastric acid environment and bile salt and can effectively improve glucose and lipid metabolism disorder phenomena induced by obesity and the like, and viable thalli, inactivated thalli or metabolites of the bifidobacterium bifidum B11 have the capacity of improving constipation or repairing intestinal mucosal barriers, so that the bifidobacterium bifidum B11 can be used for preparing the oral preparation for treating constipation. Meanwhile, the organism immunity can be remarkably improved by viable thalli or inactivated thalli.

The invention provides a composite prebiotics comprising inulin, galactooligosaccharides, xylitol and yeastbeta-glucan, and the composite prebiotics comprises a function for adjusting the human body intestinal flora. According to the composite prebiotics, several natural prebiotics are selected to produce effects collaboratively, and a component capable of enhancing the intestinal immunity is added so that the intestinal health is improved in a comprehensive manner. The composite prebiotics mainly comprises natural components, the taste is tried to keep the inherent original ecological taste,and customers can conveniently and randomly perform matching according to preferences. It is verified that through in-vitro experinents that the composite prebiotics makes inulin, galactooligosaccharides, xylitol and yeastbeta-glucan compatible with each other so that better functions are realized, and adverse reactions including exhaust and flatulence caused by inulin are improved as much as possible.

The invention provides a composite prebiotic, which includes inulin, galacto-oligosaccharide, xylitol and yeast β-glucan, and the composite prebiotic has the function of regulating human intestinal flora. In the present invention, several natural prebiotics are selected for combination, which work synergistically, and components capable of enhancing intestinal immunity are added, thereby improving intestinal health in all aspects. The compound prebiotics are mainly natural ingredients, and the taste strives to maintain the inherent original ecological flavor, which is convenient for consumers to mix and match according to their preferences. It has been verified by in vitro fermentation experiments that the compound prebiotics combine inulin, galacto-oligosaccharides, mannose-oligosaccharides, xylitol, and yeast β-glucan. Discomfort reactions such as exhaust and flatulence.

The invention provides preparation and application methods of a premixed feed for raccoon dogs in breeding period, and belong to the technical filed of feeds. The invention especially relates to preparation and application methods of a premixed feed for improving performances of raccoon dogs in breeding period. The premixed feed for the raccoon dogs in the breeding period is beneficial for increasing element absorption, and decomposed yeast is capable of effectively improving digestion and utilization rates of nutrients in the feed; the premixed feed is capable of effectively improving digestion rates of the raccoon dogs in the breeding period to the nutrients in the feed, improving intestinal immunity, and improving feed utilization rate; the premixed feed is beneficial for digestion and utilization of the nutrients, as well as preventing reduction of breeding and growth performances of the raccoon dogs in the breeding period caused by diarrhea and reducing the risks of viral infection of the raccoon dogs. The ingredients in the premixed feed are capable of effectively improving breeding performance, immunity and feed utilization rate of the raccoon dogs in the breeding period, reducing intestinal diseases, including diarrhea and the like, of the raccoon dogs in the breeding period, and improving animal disease resistance and immunity. Moreover, the premixed feed is capable of improving economic benefits of artificial breeding, as well as reducing drug residues and heavy metal content in the carcass.

Belonging to the feed processing field, the invention relates to insect rainbow trout feed, especially a preparation method of rainbow trout feed with insects as raw materials. The feed is characterized by comprising, by weight: 15-20% of Tenebrio molitor, 15-20% of termites, 15-20% of fly maggots, 15-20% of silkworm chrysalises, 15-20% of eggs, 3-6.5% of prosomillet, 2-5% of alga powder, 4-8% of soybean oil, 2-3% of white radishes, 2-8% of radish seeds, and 2-8% of garlic. The feed of the invention has the advantages of high animal protein content, comprehensive nutrition necessary for promoting rainbow trout growth, strong feeding attraction, high digestibility, gut immunity improvement, virus and disease prevention, good stability in water, difficult pollution to aquaculture water quality, no peculiar smell, no organic residual, better application security, and broader application prospects.

The invention discloses a traditional Chinese medicine composition for treating duodenal ulcer. According to the formula, water spinach roots, serrate glory-bower, roots of coix lacryma-jobi, leaves of coix lacryma-jobi, Xiatian leaven made from extract of beef, pinellia and other herbal medicine, persimmon frost, persimmon flowers, fructus evodiae, fructus amomi, hericium erinaceus, garcinia mangostana, Indian kalimeris herb, capsella bursa-pastoris and snow lotus herb serve as main medicines for tranquilizing the liver, regulating qi, strengthening the spleen, harmonizing the stomach and tonifying the spleen, the lung and the kidney. Roots of woolly lespedeza, flavedo, sanchi flowers, cherry leaves, phyllan lhus mat shilllirae, myristica fragrans, limonium bicolor, milkvetch roots, elsholtzia patrini garcke, clove tree bark, elecampane, Chinese wax, bauhinia roots, phaseolus calcaratus, water chestnut, apples, grapes, bananas and royal jelly serve as auxiliary medicines for invigorating the spleen and stomach, replenishing qi, tonifying the spleen, restoring deficiency, stopping bleeding and vomiting, relieving spasm and stopping pains. The traditional Chinese medicine composition is a traditional Chinese medicine preparation and can achieve the purposes of tranquilizing the liver, stopping pains, regulating qi, strengthening the spleen, tonifying the spleen and the kidney, stopping bleeding and vomiting, relieving spasm, stopping pains, improving the local blood circulation and metabolism, enhancing the gut immunity function and promoting anabrosis healing.

The present invention provides Leuconostoc mesenteroides NTM048 strain deposited under accession No. NITE BP-1519, or a mutant strain thereof or a processed bacterium thereof, and a lactobacillus preparation and an immunity (particularly intestinal immunity) stimulant, containing the lactobacillus or a processed bacterium thereof.

The invention discloses application of bacillus coagulans BC99 in preparation of products for relieving colitis or immunoregulation products, and belongs to the technical field of microorganisms. The invention provides application of bacillus coagulans BC99 with the preservation number of CGMCC No.21801 in inhibiting shigella flexneri and / or utilizing an Ellman reagent or ketone propionate or ancient sugar and / or preparing a product for relieving diarrhea or a product for relieving colitis or an immunoregulation product or a product for regulating intestinal flora. The bacillus coagulans BC99 is proved to have remarkable effects in the aspects of promoting the growth of beneficial microorganisms such as bifidobacteria, inhibiting the growth of harmful microorganisms such as shigella flexneri, improving the immunity of intestinal tracts, improving the expression level of IL-10, effectively relieving colitis, restoring the length of colon and the like.

The invention discloses a composition for relieving motility diarrhea. The composition comprises probiotics, konjak mannan, kudzu roots, glutamine peptide, soybean oligopeptide and sucralose. The composition for relieving motility diarrhea has the effects of improving motility diarrhea, enhancing the intestinal tract immunity, improving the intestinal flora and protecting the intestinal mucosa.

The invention discloses a fish protein powder composition with a gastrointestinal ulcer resisting effect and a preparation method thereof. The fish protein powder composition is prepared from the following raw materials in parts by weight: 80 to 100 parts of protein hydrolysate powder, 6 to 12 parts of Indian kalimeris herb, 6 to 12 parts of rutin, 6 to 12 parts of platycodon grandiflorum, 0.5 to 2.5 parts of carboxymethyl cellulose, 0.5 to 2.5 parts of starch acetate, 1 to 3 parts of pepper and 1 to 3 parts of probiotics. The composition disclosed by the invention is rich in nutrition, has the effects of preventing and treating pig gastrointestinal ulcer, and also has the capabilities of enhancing intestinal immunity and improving metabolism so as to achieve the purposes of resisting diseases and promoting growth.

The invention discloses a lentinan soluble bean for improving intestinal immunity of children by diet and a preparation method thereof, and the lentinan soluble bean comprises the following raw materials in parts by weight: 10-40 parts of organic lentinan solution, 5-10 parts of trehalose, 100-120 parts of skim milk powder, 10-20 parts of whey powder, 25-30 parts of cereal starch, 10-50 parts of yolk powder, 1-5 parts of ferment powder, 1-5 parts of composite probiotics, 0.5-1 part of compound vitamin and 5-10 parts of organic honey. According to the invention, organic lentinula edous are adopted for the first time for preparing the yoghourt soluble beans. The organic food is less in chemical substance residue, less in pollution, better in taste, healthier, free of other side effects and suitable for children to eat.

The invention discloses a yucca-containing feed additive as well as a preparation method and application thereof, and the feed additive is prepared from the following raw materials: yucca powder, a yeast culture, saccharomyces cerevisiae cell walls, saccharomyces cerevisiae, compound enzyme and zinc oxide. The yucca powder is used as a main material, the yeast culture, the saccharomyces cerevisiae cell wall, the saccharomyces cerevisiae, the compound enzyme and the zinc oxide are reasonably matched, the coccidium infection rate of 0-6-month-old calves can be effectively reduced under the non-resistant condition, meanwhile, the feed additive can also reduce the morbidity of various common diseases of the calves, and the feed additive is suitable for the calves of 0-6-month-old calves. Rumen development of the calves is promoted, intestinal immunity of the calves is improved, feed intake of the calves is increased, healthy growth of the calves is promoted, and lifelong production value and biological value of the calves are established in the calf stage.

The invention discloses a swine immunopotentiator and its preparation method. The swine immunopotentiator belongs to the technical field of feed additives. The swine immunopotentiator provided by the invention comprises the following components: by weight, 12-20 parts of yeast beta-glucan, 10-20 parts of a poplar flower extract product, 15-20 parts of a bamboo shoot shell extract product, 15-25 parts of a bacillus subtilis bacterial powder for producing phytase, 6-10 parts of propolis, 2-5 parts of gamma-aminobutyric acid, 1-4 parts of mannan oligosaccharide, and 3-5 parts of chlorogenic acid. Through scientific compatibility and by enhancing specific and nonspecific immunity in the orgamism and regulating and controlling gut immunity and development, immune level of the organism is raised. Thus, swine health degree is raised, utilization rate of a feed is improved, and rapid growth of pigs is promoted. The swine immunopotentiator is a green safe high-efficiency swine immunopotentiator.