37 results about "VITAMIN C PREPARATIONS" patented technology

The present invention relates to one kind of orally disintegrated vitamin C tablet capable of disintegrating to release in oral cavity fast, and its preparation. The orally disintegrated vitamin C tablet is prepared with vitamin C as main material, and through adding stuffing, disintegrating agent, corrective, flow assistant and other supplementary material, pressing into tablet and other steps. The present invention has the features of low production cost, fast disintegration, good taste, clear chemical components, fast absorption, high bioavailability, etc.

The invention discloses a method which enhances glycometabolism efficiency of Ketogulonogeniumvulgarum, increases the number of bacteria, greatly shortens the incubation period of 2-KGA (2-keto-L-gulonic acid) and improves the production efficiency by adding carbon sources including two-carbon units such as ethyl alcohol, acetaldehyde and acetic acid as well as six-carbon units such as D-sorbitol, D-mannitol and D-mannose which facilitates utilization of Ketogulonogeniumvulgarum in a mixed fermentation process of a vitamin C two-step fermentation method according to research results of Ketogulonogeniumvulgarum metabolic network analysis. In a 5L fermentation tank, the period can be shortened by 14.04%, and the yield is increased by 3.40 %. According to another application, L-sorbose is taken as a carbon source by reducing Ketogulonogeniumvulgarum, so that the efficiency for converting L-sorbose into 2-KGA is also improved. According to the method, the production process is advanced, the raw material cost is low, and the method is suitable for large-scale industrial production and is improvement and promotion of vitamin C preparation technology with a biological fermentation method in about forty years of China; and besides, harmful substance emission in a production process is prevented, pollution and public hazard to the ambient environment are avoided, and environment protection requirements are met.

The invention relates to the field of feed additives, and provides a novel vitamin C preparation which is defined as a micro-capsule preparation according to usage characteristics, dissolution rate in stomach and intestine, stability and appearance shaping for effectively improving the use effect of vitamin C in cultivation. Meanwhile, the invention also provides a novel process for producing a sustained-release micro-capsule. The process has great improvement in safety, energy conservation, reduction of materials consumption, production benefit and other aspects.

The invention discloses a Hu sheep feed for digestion promotion and immunity enhancement, and a preparation method thereof. The feed comprises, by weight, 15-18 parts of seafood meat powder, 30-40 parts of wheat bran, 35-40 parts of soybean stem leaf powder, 20-25 parts of wheat straw powder, 3-4 parts of yolk powder, 5-6 parts of composite nutrition powder, 8-10 parts of tea leaf residue, 3-5 parts of pear tree sawdust, 2-3 parts of Eleusine indica, 1-2 parts of Digitaria sanguinalis (L.) Scop., 2-3 parts of Setaria viridis, 5-6 parts of Eichhornia crassipes, 3-5 parts of Helwingia japonica (Thunb.), 0.4-0.5 parts of ginkgo concentrate, 2-2.5 parts of a probiotic preparation, 4-5 parts of palm oil, 0.8-1.0 part of sodium dihydrogen phosphate, 0.05-0.08 parts of ferrous sulfate, 2-4 parts of vitamin AD powder, 0.3-0.5 parts of a vitamin C preparation and 6-7 parts of salt. The feed has food digesting, food retention alleviating, helminth dispelling, bacterium inhibiting and disease preventing effects, enhances the disease resistance of body, avoids the intake of artificial hormones and antibiotics, and has few side effects.

The invention discloses a method for cultivating pakchoi which is highly rich in vitamin C. The method includes the steps of accelerating germination, growing seedlings, transplanting the pakchoi into the land for growing field crops to be harvested, and spraying an ascorbic acid solution onto the pakchoi transplanted into the land for growing field crops to be strengthened before harvesting. According to the method, the Wufengkangreqing variety is preferably selected, the pakchoi with the content of the vitamin C being high can be produced in the short term through the method, the problems happening when artificially synthesized vitamin C preparations are conventionally taken to strengthen vitamin C nutrient of a human body are solved, the content of the vitamin C in the pakchoi is improved through the agronomic measure approach, the dietary structure of the human body is not changed, and the pakchoi can be received by people easily.

The invention discloses an acetaminophen, caffeine, chlorphenamine maleate, vitamin C preparation and a preparation method thereof, wherein the preparation is double-layer tablets which are respectively an acetaminophen granular layer embedded by beta-cyclodextrin, and a caffeine, chlorphenamine maleate and vitamin C granular layer, which are moulded by a tablet press. The preparation uses the beta-cyclodextrin to embed the acetaminophen so as to remarkably improve the stability and dissolution rate of the acetaminophen and reduce the stimulation and toxic side effects of medicaments; the beta-cyclodextrin can further reduce the offensive odour of the medicaments; moreover, the invention adopts the synergistic effect of the acetaminophen and the vitamin C so as to shorten the treatment course for curing the cold and make the cold be not easy to relapse; and the double-layer tablet structure achieves the purposes of isolating the acetaminophen and the caffeine, the chlorphenamine maleate and the vitamin C and solves the problems of metamorphic degradation, poor stability, short period of efficacy and the like caused by the interaction of the medicaments. The preparation is not easy to split, and is excellent in quality. The method is used for preparing the acetaminophen caffeine chlorphenamine maleate vitamin C double-layer tablet, and the preparation is mainly used for treating disease such as cold.

The invention relates to the field of hair care and in particular relates to a nutrient solution and a preparation method and an application method thereof. The nutrient solution contains the following components in parts by weight: 15 to 45 parts of hydrogen peroxide solution, 1 to 5 parts of vitamin B1, 1 to 5 parts of vitamin B2, 1 to 5 parts of vitamin B6, 0.4 to 1.6 parts of vitamin B12 and 0.8 to 3.2 parts of vitamin C. The preparation method of the nutrient solution comprises the following steps: (1), putting the above components in the given ratio in a container, and (2), stirring the components in the container to mix thoroughly. The application method of the nutrient solution comprises the following steps: (1), applying the nutrient solution to the top of the head, (2), rubbing heavily to make the nutrient solution in full contact with the head skin, and (3), drying naturally. The vitamins in the nutrient solution are directly applied to the head and can be directly absorbed through the scalp to rapidly act to inhibit hair loss.

The invention discloses a method for improving the production intensity of 2-keto-L-gulonic acid (2-KLG) by adding betaine, belonging to the technical field of vitamin C preparation through fermentation. A mixed bacteria system of ketogulonigenium vulgare and bacillus megaterium is adopted as a production strain, and 0.05-1.0% betaine is exogenously added into a fermentation medium as an osmotic pressure regulator so as to promote the cell growth and 2-KLG production and realize efficient production of 2-KLG. By adopting the process, the method disclosed by the invention can effectively shorten the fermentation period of 2-KLG and improve the production intensity.

The invention discloses a feed additive for layer chicken for laying nutrition eggs with high folic acid contents. The feed additive comprises, by weight, 10-12 parts of goose livers, 5-7 parts of pigeon livers, 25-30 parts of kiwi fruits, 22.5-25 parts of semen juglandis, 5.5-7 parts of bananas, 1.5-2 parts of wild flos chrysanthemi, 12.5-15 parts of raisins, 16.5-18 parts of carrots, 0.5-1 part of fructus lycii, 1-1.5 parts of vitamin C preparations and 15-28 parts of deodorization enveloping agents. The feed additive has the advantages that the nutrition eggs laid by the layer chicken are high in folic acid content as compared with ordinary eggs, and accordingly nutrition characteristics and the functionality can be integrated with one another.

The invention discloses a feed for Hu sheep in the lactation period. The feed is composed of the following raw materials in parts by weight: 33 to 35 parts of potato vine, 20 to 25 parts of cotton straw powder, 10 to 12 parts of hemp bran, 45 to 55 parts of brown rice powder, 3 to 4 parts of Chinese yam powder, 5 to 6 parts of chestnut powder, 11 to 12 parts of straw, 3 to 4 parts of typha angustifolia, 1 to 2 parts of rhizoma drynariae, 2 to 4 parts of teasel root, 5 to 6 parts of ligustrum lucidum, 2 to 4 parts of raspberry, 1 to 3 parts of villous themeda root, 5 to 7 parts of composite nutrient powder, 0.02 to 0.04 part of vitamin C preparation, 0.01 to 0.02 part of composite amino acid preparation, 5 to 6 parts of celery juice, and 2 to 4 parts of dry cactus powder. The provided feed is suitable for Hu sheep in the lactation period, and is capable of prominently increasing the feed intake amount of Hu sheep in the lactation period, so that the weight of piglets can be increased, furthermore, traditional Chinese herbals, which have the functions of boosting qi, nourishing blood, tonifying kidney, and preventing miscarriage, such as rhizoma drynariae, teasel root, and the like are added, are added, the feed can be regularly eaten by Hu sheep in the pregnancy period, the embryonic development can be promoted, and the parturition will be successful.

The invention provides a content-determining method for a Mg-Ca vitamin C preparation. A specimen containing magnesium oxide and calcium oxide totally 0.4mmol is taken, lapped, placed into a porcelain crucible; a small amount of water is added; the mixture is heated slowly and shaken from time to time, so that the mixture is completely wet; heating is continued till no smoke exists. The mixture is placed in a 500-600 centigrade hi-temperature resistance oven for burning 20-60 minutes, taken out, cooled, moistened by a small amount of water, some 10-40% chlorhydric acid is added; the mixture is boiled so as to become dissolved, then cooled to room temperature, filtered; the filter paper is washed by 10-40% chlorhydric acid for 2-3 times, then by water 1-2 times; the filtering solution and the washing fluid are mixed, diluted by water to desired quantity, now the specimen solution is obtained. Some specimen solution is fetched, diluted by a specified dilution way, the volume of the Disodium Edetate diluting solution consumed by the total magnesium oxide and calcium oxide is recorded; some solution of specimen to be tested is fetched, diluted by a specified dilution way, the volume of the Disodium Edetate diluting solution consumed for determining the content of calcium oxide is recorded; finally the volume of the Disodium Edetate diluting solution consumed by magnesium oxide is obtained by subtracting the volume of the Disodium Edetate diluting solution consumed for determining the content of calcium oxide from the volume of the Disodium Edetate diluting solution consumed by the total magnesium oxide and calcium oxide. The method is rapid, accurate and easy, is applicable for quantitative determining of any mixture containing Mg and Ca.

The invention discloses a method for preparing tremelliform porous carbon through a waste sugar solution, application of the porous carbon in preparing an electrode plate, and a preparation method thereof. The waste sugar solution is adopted as a precursor, lignin and the waste sugar solution are uniformly mixed and carbonized, a carbon material rich in an oxygen-containing functional group is synthesized, and the tremelliform porous carbon with a better electrochemical performance is prepared through KOH activation. According to the method, the high-value-added utilization of the waste sugarsolution produced during a vitamin C preparation process is realized, the cost on treating the waste sugar solution by a biological pharmacy company is reduced, and the environment pollution is also reduced to a certain degree.

The invention discloses feed for layer chicken for laying high-Vc (vitamin C) nutrition eggs. The feed comprises, by weight, 4-8 parts of fresh fructus jujubae, 1.5-3 parts of apple residues, 0.5-1 part of dry persimmon powder, 58-60 parts of corn, 24-28 parts of bean pulp, 4-6 parts of pericarpium zanthoxyli seeds, 1-2 parts of vitamin C preparations, 1-2 parts of montmorillonite powder, 6-8 parts of dry pumpkin peel, 6-10 parts of grasshopper powder, 0.1-0.2 part of herba epimedii, 0.1-0.2 part of caulis lonicerae, 0.1-0.2 part of radix et caulis acanthopanacis senticosi, 0.3-0.5 part of fructus crataegi and 15-28 parts of deodorization enveloping agents.

The invention discloses grape seed sunburn preventing perfume. The grape seed sunburn preventing perfume is prepared from, by weight, 0.1-0.2 part of vitamin C preparation, 1-2 parts of vitamin E preparation, 1-2 parts of ilex latifolia thunb, 1-2 parts of jackfruit shells, 1-2 parts of camptotheca acuminate roots, 1-2 parts of camptotheca acuminate leaves, 1-2 parts of scutellaria baicalensis, 1-2 parts of night willow herb, 2-4 parts of gardenia, 2-4 parts of honeysuckle, 1-2 pats of saussurea involucrate, 2-4 parts of tea tree oil, 1-2 parts of grape seed oil, 0.1-0.2 part of chamomile essential oil, 60-80 parts of deionized water, 0.2-0.4 part of potassium sorbate and 0.3-0.5 part of compound flowery sweet potato leaf extract. The perfume is convenient to carry, reasonable in formulation, low in manufacturing cost and good in sunblock effect, can be smeared to the body surface, and has the effects of ultraviolet light blocking, skin whitening and moisturizing; the grape seed extract is added, the good UVA blocking effect is achieved, melanin can be effectively avoided, the skin is effectively protected against sunburn, and meanwhile the skin moistening effect is achieved.

The present invention discloses a dairy cow ketosis preventing and treating feed which is prepared from the following raw materials in parts by weight: buckwheat 70-80 parts, corn starch 20-30 parts, urea 3-4 parts, osmanthus fragrans flower powder 10-15 parts, orange leaves 30-35 parts, brewer's grains 6-9 parts, fresh bamboo leaves 20-25 parts, dendrobium officinale flowers 2-3 parts, vaccaria segetalis seeds 1-2 parts, hippophae rhamnoides seed meal 10-14 parts, and an appropriate amount of yeast molasses, vitamin C preparations, and water. The buckwheat and the osmanthus fragrans flowers are mixed and baked to enable the daily cow feed to have an obvious grain baking fragrance, and the addition of vitamin C during boiling can prevent oxidation of materials and improve the yield of flavonoids in the buckwheat. The corn starch and the urea are mixed to enable the urea to be released slowly and evenly. The buckwheat slags, orange leaves, and brewer's grains are mixed to conduct fermentation, which is conductive for the development and lactation promoting of dairy cows and improves the palatability of the feed.

The invention discloses a forage for improving the oxidation resistance of cows. The forage is prepared from, by weight, 70-80 parts of buckwheat, 20-30 parts of corn starch, 3-4 parts of urea, 10-15 parts of Osmanthus fragrans powder, 30-35 parts of orange leaf, 6-9 parts of brewer's grains, 3-4 parts of Yucca smalliana, 15-20 parts of a pomegranate juice, 9-13 parts of Pinus massoniana needle, 15-20 parts of rice, 20-25 parts of rape, microzyme, a vitamin C preparation and a proper amount of water. Tartary buckwheat and Osmanthus fragrans are mixed and baked to realize obvious cereal roasting fragrance, and vitamin C addition in decoction prevents material oxidation, so the yield of flavonoids in buckwheat is improved. The corn starch and urea are mixed to make urea be slowly and uniformly released. Buckwheat residues, the orange leaf and the brewer's grains undergo mixed fermentation, so the growth and lactation promotion of cows are facilitated, and the palatability of the forage is improved.

The invention discloses a cow mastitis prevention and treatment forage. The forage is prepared from, by weight, 70-80 parts of buckwheat, 20-30 parts of corn starch, 3-4 parts of urea, 10-15 parts of Osmanthus fragrans powder, 30-35 parts of orange leaf, 6-9 parts of brewer's grains, 5-10 parts of garlic sprout, 30-35 parts of Sargassum fusiforme, 5-6 parts of chocolate crumb, yeast selenium, water-soluble chitosan, edible oil, a vitamin C preparation and a proper amount of water. Tartary buckwheat and Osmanthus fragrans are mixed and baked to realize obvious cereal roasting fragrance, and vitamin C addition in decoction prevents material oxidation, so the yield of flavonoids in buckwheat is improved.

The present invention discloses a milk quality improving dairy cattle feed which is made from the following raw materials in parts by weight: buckwheat 70-80 parts, corn starch 20-30 parts, urea 3-4 parts, osmanthus fragrans flower powder 10-15 parts, orange leaves 30-35 parts, brewer's grains 6-9 parts, palm oil 3-4 parts, lavender 4-5 parts, silphium perfoliatum 20-30 parts, montmorillonite 1-2 parts, highland barley wine 5-10 parts, and an appropriate amount of vitamin C preparations and water. The dairy cattle feed has an obvious cereal baking fragrance by mixing and baking the buckwheat and osmanthus fragrans flowers, the vitamin C is added, and the mixture is boiled to prevent the oxidation of the materials and improve the yield of flavonoids in the buckwheat. The corn starch is mixed with urea, which can enable the urea to be released slowly and evenly. The buckwheat slags and orange leaves are mixed and fermented with brewer's grains, which is conductive for the development and lactation promoting of dairy cattle and improves the palatability of the feed. The prepared dairy cattle feed can enhance nutrition and improve mental state, and thus can not only improve the health of dairy cattle, but also enhance the quality of milk.

The invention discloses a method for improving the respiratory chain electron transport level of the ketogulonigenium sp. and increasing the thallus metabolic efficiency by adding a cofactor ubiquinone (CoQ10) and menaquinone (VK2) (in oxidized forms and reduced forms) as well as precursors including PHBA (p-hydroxybenzoic acid), chorismic acid and isochorismic acid of CoQ10 and VK2 in a two-step mixed fermentation process of vitamin C. By means of enhancement of the respiratory function of the ketogulonigenium sp., on one hand, the basal metabolic rate of the ketogulonigenium sp. can be increased, and the thallus quantity can be remarkably increased; on the other hand, the2-KGA producing speed can be increased due to the fact that a 2-KGA producing process of the ketogulonigenium sp. is coupled with the electron transport level of a respiratory chain electron transport process, and the fermentation period can be shortened by 15.38% to the maximum for a 5L fermentation tank. The method is advanced in production technology, low in raw material cost and suitable for large-scale industrial production, and is an improvement and upgrading of a biological fermentation process which is used for nearly 40 years for the vitamin C preparation; and further, emission of harmful substances in the production process is avoided, the surrounding environment is not contaminated, and the method is pollution-free and meets environmental requirements.

The invention discloses a Hu sheep feed capable of reducing disease incidence and a preparation method thereof. The feed is composed of the following raw materials in parts by weight: 60 to 70 parts of soybean cake, 20 to 30 parts of wheat middling, 15 to 20 parts of cotton seed cake, 3 to 5 parts of soybean pod powder, 2 to 4 parts of sunflower seed meal, 6 to 8 parts of edible plant oil, 3 to 5 parts of egg white, 0.02 to 0.03 part of choline chloride emulsion, 8 to 10 parts of magnolia cortex flower, 5 to 6 parts of broad bean flower, 2 to 4 parts of grape seed oil, 1 to 2 parts of cattail pollen, 5 to 7 parts of hawk tea, 3 to 5 parts of common bluebeard herb, 2 to 4 parts of oil residue, 5 to 6 parts of wine residue, 0.003 to 0.004 part of potassium dihydrogen phosphate, 8 to 10 parts of composite nutrient powder, 3 to 5 parts of condensed lemon juice, 0.02 to 0.03 part of chitosan, 0.045 to 0.055 part of vitamin C preparation, and 6 to 8 parts of royal jelly. The preparation method is simple, the nutrients are comprehensive, no chemical additive is added, the feed cannot be oxidized easily, and the preservation time is long.

The invention discloses a forage for improving the immune function of cows. The forage is prepared from, by weight, 70-80 parts of buckwheat, 20-30 parts of corn starch, 3-4 parts of urea, 10-15 parts of Osmanthus fragrans powder, 30-35 parts of orange leaf, 6-9 parts of brewer's grains, 2-3 parts of mango seed, 20-25 parts of green bean, 8-12 parts of red date paste, 5-6 parts of liquor, yeast mannan oligosaccharides, a vitamin C preparation and a proper amount of water. Tartary buckwheat and Osmanthus fragrans are mixed and baked to realize obvious cereal roasting fragrance, and vitamin C addition in decoction prevents material oxidation, so the yield of flavonoids in buckwheat is improved. The corn starch and urea are mixed to make urea be slowly and uniformly released. Buckwheat residues, the orange leaf and the brewer's grains undergo mixed fermentation, so the growth and lactation promotion of cows are facilitated, and the palatability of the forage is improved. The yeast mannan oligosaccharides make interference pathogens be colonized in the gastrointestinal tract, promote the propagation of probiotics, improves the immunity and adsorb the biological functions of mycotoxins.

The invention discloses an ion VC composition containing cyclocarya paliurus and a preparation method of the ion VC composition. The ion VC composition consists of the following raw materials in parts by weight: 1000-2000 parts of cyclocarya paliurus, 10-100 parts of vitamin C sodium, 100-500 parts of persimmon leaves, 30-200 parts of rhizoma polygonati, 10-100 parts of green tea, 10-100 parts of an adhesive, 10-300 parts of a sweetening agent, and 3-10 parts of a lubricant. According to the preparation method disclosed by the invention, a vacuum freeze drying technique and a nanometer plant ball milling preparation technique are adopted, and the cyclocarya paliurus and the vitamin C sodium are selected as main raw materials, so that the defects that conventional vitamin C preparations are impure in flavor, high in acidity of vitamin C and the like are overcome; and the persimmon leaves, the rhizoma polygonati and the green tea are added as auxiliary raw materials, so that good effects of reducing blood sugar, reducing blood lipid and improving immunity are achieved. The ion VC composition disclosed by the invention is scientific and reasonable in recipe, and simple and convenient in technology, and is suitable for industrial production.

The invention provides a stable vitamin C preparation. The preparation is composed of an agent A and an agent B that are independently arranged; the agent A comprises vitamin C and a non-aqueous solvent; the agent B is an aqueous solution; and the liquid level of the agent A is covered with an antioxidant additive. In the stable vitamin C preparation, the vitamin C is directly adopted to replace a vitamin C derivative; the non-aqueous solvent is used for dissolving the vitamin C to reduce oxidation; and the antioxidant additive is used for isolating the vitamin C from being in contact with oxygen to further reduce oxidation risks. Therefore, the stability of the vitamin C is greatly improved, and the shelf storage time of the vitamin C is greatly prolonged. Compared with the derivative of the vitamin C, the preparation has a better effect and a low cost.

The invention relates to a self-emulsified vitamin C preparation, a preparation method and application thereof, which pertains to the technical field of the latex and the latex preparation. The preparation consists of a lecithin in the weight percentage of 1 to 10%, a surfactant in the weight percentage of 20 to 50%, a cosurfactant in the weight percentage of 10 to 30%, a lipid material in the weight percentage of 10 to 30%, an antioxidant in the weight percentage of 0.1 to 2% and the vitamin C aqueous solution in the weight percentage of 10 to 30%. The materials are mixed evenly by stirring,so as to obtain the self-emulsified vitamin C preparation with a transparent or semitransparent appearance. The preparation can be self-emulsified in the water and form the latex with the grain diameter less than 300nm; the quality of the preparation is steady, thereby being applied to a cosmetic comprising the vitamin C.

The invention provides a stable fat-soluble vitamin C preparation, which contains a novel vitamin C succinate derivative, and the novel vitamin C succinate derivative has a structure shown as a formula I in the specification. The novel vitamin C succinate derivative synthesized by the invention is simple in preparation method, improves the stability, fat solubility and biocompatibility of vitaminC, can organically combine the effects of vitamin C and vitamin C, enables the effects of vitamin C and vitamin C succinate to be more excellent, reduces the preparation cost, improves the absorptioneffect, and has a wide application prospect.

The invention discloses a forage for improving the rumen function of cows. The forage is prepared from, by weight, 70-80 parts of buckwheat, 20-30 parts of corn starch, 3-4 parts of urea, 10-15 parts of Osmanthus fragrans powder, 30-35 parts of orange leaf, 6-9 parts of brewer's grains, 5-7 parts of Chinese prickly ash tender leaf, 10-15 parts of germinated corn, 20-24 parts of black bean, 10-15 parts of fermented corn straw powder, fatty acid calcium, a vitamin C preparation and a proper amount of water. Tartary buckwheat and Osmanthus fragrans are mixed and baked to realize obvious cereal roasting fragrance, and vitamin C addition in decoction prevents material oxidation, so the yield of flavonoids in buckwheat is improved.

The invention discloses a cow parasitosis prevention and treatment forage. The forage is prepared from, by weight, 70-80 parts of buckwheat, 20-30 parts of corn starch, 3-4 parts of urea, 10-15 parts of Osmanthus fragrans powder, 30-35 parts of orange leaf, 6-9 parts of brewer's grains, 10-12 parts of pumpkin seed kernel, 5-6 parts of snakegourd seed, 1-2 parts of Quisqualis indica, 4-5 parts of Consolida ajacis, piperazine phosphate, a vitamin C preparation and a proper amount of water. Tartary buckwheat and Osmanthus fragrans are mixed and baked to realize obvious cereal roasting fragrance, and vitamin C addition in decoction prevents material oxidation, so the yield of flavonoids in buckwheat is improved. The corn starch and urea are mixed to make urea be slowly and uniformly released. Buckwheat residues, the orange leaf and the brewer's grains undergo mixed fermentation, so the growth and lactation promotion of cows are facilitated, and the palatability of the forage is improved. The pumpkin seed kernel, Quisqualis indica and piperazine phosphate added in the invention respectively have a very good parasite dispelling effect, so the prepared forage has a very good parasite dispelling effect.

The invention discloses a method for improving the production intensity of 2-keto-L-gulonic acid (2-KLG) by adding betaine, belonging to the technical field of vitamin C preparation through fermentation. A mixed bacteria system of ketogulonigenium vulgare and bacillus megaterium is adopted as a production strain, and 0.05-1.0% betaine is exogenously added into a fermentation medium as an osmotic pressure regulator so as to promote the cell growth and 2-KLG production and realize efficient production of 2-KLG. By adopting the process, the method disclosed by the invention can effectively shorten the fermentation period of 2-KLG and improve the production intensity.

The invention discloses a cow heat stress prevention and treatment forage. The forage is prepared from, by weight, 70-80 parts of buckwheat, 20-30 parts of corn starch, 3-4 parts of urea, 10-15 parts of Osmanthus fragrans powder, 30-35 parts of orange leaf, 6-9 parts of brewer's grains, 10-14 parts of cowpea, 3-4 parts of honey, 4-6 parts of raisin, 5-7 parts of Baihu decoction, betaine, a vitamin C preparation and a proper amount of water. Tartary buckwheat and Osmanthus fragrans are mixed and baked to realize obvious cereal roasting fragrance, and vitamin C addition in decoction prevents material oxidation, so the yield of flavonoids in buckwheat is improved. The corn starch and urea are mixed to make urea be slowly and uniformly released. Buckwheat residues, the orange leaf and the brewer's grains undergo mixed fermentation, so the growth and lactation promotion of cows are facilitated, and the palatability of the forage is improved. Betaine can adjust the in vivo osmotic pressure, alleviate stress and promote fat metabolism and protein synthesis, so the prepared forage can increase the feed intake and improve hte rumen environment.

The invention discloses an acetaminophen, caffeine, chlorphenamine maleate, vitamin C preparation and a preparation method thereof, wherein the preparation is double-layer tablets which are respectively an acetaminophen granular layer embedded by beta-cyclodextrin, and a caffeine, chlorphenamine maleate and vitamin C granular layer, which are moulded by a tablet press. The preparation uses the beta-cyclodextrin to embed the acetaminophen so as to remarkably improve the stability and dissolution rate of the acetaminophen and reduce the stimulation and toxic side effects of medicaments; the beta-cyclodextrin can further reduce the offensive odour of the medicaments; moreover, the invention adopts the synergistic effect of the acetaminophen and the vitamin C so as to shorten the treatment course for curing the cold and make the cold be not easy to relapse; and the double-layer tablet structure achieves the purposes of isolating the acetaminophen and the caffeine, the chlorphenamine maleate and the vitamin C and solves the problems of metamorphic degradation, poor stability, short period of efficacy and the like caused by the interaction of the medicaments. The preparation is not easy to split, and is excellent in quality. The method is used for preparing the acetaminophen caffeine chlorphenamine maleate vitamin C double-layer tablet, and the preparation is mainly used for treating disease such as cold.