1959 results about "Vitamin B12" patented technology

A nutritional composition is described for prevention or treatment of an immune condition. The composition includes at least vitamin E, vitamin C, vitamin B6, folic acid, vitamin B12, copper, zinc, selenium, fructo-oligosaccharides and / or gum acacia, a probiotic lactic acid bacterium. For example, in an embodiment it comprises per 300 g: 150 IU Vitamin E, 120 mg Vitamin C, 2 mg Vitamin B6, 400 ug Folic acid, 3.8 ug Vitamin B12, 1.5 mg Copper, 15 mg Zinc, 100 ug Selenium, 3 g Fructo-oligosaccharides and / or gum acacia, 10E10 cfu ST11 lactobacillus. Also disclosed are a method for making the nutritional composition, a method for manufacturing a functional food or medicament; and a method of prevention or treatment of an immune condition by administering an effective amount of the composition, functional food or medicament.

Methods for protection of a human from SVFS comprise the administration of a flavonoid compound of the basic structures 2-phenyl-4H-1-benzopyran or 2-phenyl-4-keto-1-benzopyran or glycosides thereof, alone or, optionally, together with one or more of an olive kernel extract, a non-bovine sulfated proteoglycan, bitter willow extract, a D-hexosamine sulfate, S-adenosylmethionine, folic acid, vitamin B12 and a serotonin inhibitor. Such treatment prevents, reduces or eliminates SVFS in patients receiving as much as 300-3000 mg / day of niacin therapeutically, whether administered prior to, or along with, an anti-SVFS composition.

The invention describes a nutraceutical composition and method for preventing / treating cancer comprised of A) quinones (2,3-dimethoxy-5-methyl-1,4-benzoquinone, thymoquinone, tocopherolquinone) B) compounds capable of maximizing oxidative mitochondrial function preferably riboflavin, FAD, FMN, 6,7-Dimethyl-8-(1-D-ribityl)lumazine, ribitol, 5,6-dimethylbenzimidazole, tetrahydrobiopterin, vitamin B1, lipoic acid, biotin, vitamin B6, vitamin B12, folate, B3, C and pantothenate C) lactic acid dehydrogenase inhibitors; 2′,3,4′5,7-pentahydroxyflavone, epigallocatechin gallate, quercetin, citric acid, rosemary, black walnut, clove, nutmeg, licorice root, coriander, cinnamon, ginger root, myrrh gum and green tea D) alkalizing agents: aloe vera, chlorella, wheat grass, apple cider vinegar, burdock root, kudzu root, alfalfa, barley grass, spirulina, parsley leaf, calcium, magnesium, potassium or bicarbonate salts E) potent tumoricidal herbs; gromwell root, wild yam, beth root, teasel root, balm of gilead bud, frankincense, bakuchi seed, dichroa root, kochia seed, kanta kari, sweet myrrh, galbanum, garcinia fruit, mace, white sage and tumoricial plant derived constituents: gambogic acid, shikonin, diosmin or boswellic acid F) an antiproliferative herb (speranskia or goldenseal) and G) a pharmaceutically acceptable carrier.

The present invention is concerned with a kit for use in a hormonal contraceptive method or hormone replacement therapy in mammalian females, said kit comprising at least 10 oral dosage units containing at least 1 μg of one or more steroids selected from the group consisting of estrogens and progestogens; at least 0.1 mg of one or more tetrahydrofolate components selected from the group consisting of (6S)-tetrahydrofolic acid, 5-methyl-(6S)-tetrahydrofolic acid, 5-formyl-(6S)-tetrahydrofolic acid, 10-formyl-(6R)-tetrahydrofolic acid, 5,10-methylene-(6R)-tetrahydrofolic acid, 5,10-methenyl-(6R)-tetrahydrofolic acid, 5-formimino-(6S)-tetrahydrofolic acid, pharmaceutically acceptable salts of these tetrahydrofolic acids and glutamyl derivatives of these tetrahydrofolic acids; and at least 0.1 mg vitamin B 12. Other aspects of the present invention relate to a hormonal contraceptive method and a method of hormone replacement therapy comprising the at least once daily oral administration of one or more steroid containing dosage units to a mammalian female, wherein the dosage units additionally contain at least 0.1 mg of one or more of the aforementioned tetrahydrofolate components and at least 0.1 mg vitamin B 12.

The invention relates to a method for producing triglyceride type docosahexenoic acid fat by industrially fermenting schizochytrium. The method comprises the following step: the docosahexenoic acid fat is prepared by fermenting the schizochytrium taken as the strain with the a culture medium with microelements; wherein the culture medium with the microelements comprises a carbon source, a nitrogen source, inorganic salt and microelements, and the microelements comprise at least one of biotin, chlorophyll, beta-carotene, vitaminB1, vitaminB6 and vitaminB12. The prepared docosahexenoic acid fat does not need to be further chemically modified and can be directly used by people needing DHA, including infants, pregnant women, breast feeding women or patients who suffer from diseases due to insufficient DHA and need to supplement DHA. The invention has the advantages of high DHA content, high purity, safe and reliable quality, low production cost, stable production and almost no EPA; and the environmental-friendly, safe and high-content triglyceride type DHA fat can be produced with low cost at a large scale.

A multi-system therapy which is adapted to treat diabetes, metabolic syndrome and obesity includes a hypoglycemic agent, a lipid lowering agent, a blood pressure lowering agent and, preferably, an anti-platelet agent. The composition can further include various vitamins and supplements such as vitamin B6, vitamin B12, arginin, a folate and other vitamins and minerals. Preferably, the hypoglycemic agent is a biguanide hypoglycemic agent without any additional hypoglycemic agent, making the composition suitable for treatment of individuals who are not hyperglycemic as well as those who are hyperglycemic.

The present invention relates to compositions, kits and methods for the administration of various vitamin, mineral and nutrient compositions, and in a specific embodiment, the compositions, kits and methods may utilize or include vitamin D, iodine, vitamin B1, vitamin B6, vitamin B12, vitamin B2, vitamin B9, vitamin B3, vitamin E, vitamin A, vitamin C, iron, zinc, copper, magnesium, omega 3 fatty acids and one or more pharmaceutically acceptable carriers.

Refrigeration-shelf-stable ready-to-feed and concentrated infant formulas prepared through an ultra-pasteurization and / or pasteurization process, comprise per five fluid ounces from about 1.8 to about 6.3 grams of protein; from about 3.3 to about 15.9 grams of fat; from about 300 mg to about 3000 mg of linoleic acid; from about 250 to about 900 IU of Vitamin A; from about 40 to about 180 IU of Vitamin D; from about 0.7 to about 9 IU of Vitamin E; from about 4 to about 24 mcg of Vitamin K; from about 40 to about 300 mcg of Thiamine (Vitamin B1); from about 60 to about 450 mcg of Riboflavin (Vitamin B2); from about 35 to about 180 mcg of Vitamin B6; from about 0.15 to about 0.9 mcg of Vitamin B12; from about 250 to about 3150 mcg of Niacin; from about 4 to about 48 mcg of Folic Acid (Folacin); from about 300 to about 1500 mcg of Pantothenic Acid; from about 1.5 to about 13.2 mcg of Biotin; from about 8 to about 36 mg of Vitamin C (Ascorbic Acid); from about 7 to about 48 mg of Choline; from about 4 to about 18 mg of Inositol; from about 60 to about 234 mg of Calcium; from about 30 to about 159 mg of Phosphorus; from about 6 to about 24 mg of Magnesium; from about 0.15 to about 5.4 mg of Iron; from about 0.5 to about 3 mg of Zinc; from about 5 to about 45 mcg of Manganese; from about 60 to about 270 mcg of Copper; from about 5 to about 75 mcg of Iodine; from about 20 to about 81 mg of Sodium; from about 80 to about 324 mg of Potassium; and from about 55 to about 195 mg of Chloride; wherein the total caloric content is from about 80 kilocalories to about 300 kilocalories per five fluid ounces.

Compounds comprising multi-vitamins, zinc and an anti-platelet aggregating agent for the treatment of atherosclerotic cardiovascular disease (ASCVD) are disclosed. The compounds are provided in dosage form, and preferably include selected amounts of ascorbic acid, folic acid, vitamin E, vitamin B6 and vitamin B12. The anti-platelet aggregating agent preferably comprises aspirin. A protective coating is preferably provided between the aspirin and the other vitamin and mineral constituents. The dosages are effective in the treatment of ASCVD, and possess extended shelf lives.

Disclosed herein are nanoparticle, micelle and / or liposome compositions, each comprising a therapeutic agent encapsulated in one or more polymer(s), wherein a vitamin B12 or a derivative thereof is attached to the one or more polymer(s) via a linker group, as well as methods for making and using same.

The invention discloses a preparation method and the production process of a complex injection of 13 vitamins. The injection adopts dual-injection type, the invention overcomes the problem of solubility of the fat-soluble vitamins in water, so the invention can be prepared into the water injection; the stability of the product is good, and various vitamins can not be affected mutually. The injection includes water-soluble vitamins, fat-soluble vitamins, surfactant, antioxidant, complexing agent and solvent, the injection water is added till the dissolution, the activated carbon is added for absorption, the pH value of the solution is regulated, and then the nitrogen filling and sterilization are carried out. The production process of the invention prepares the injection into dual-injection type, the vitamin B12, folic acid and biotin have an independent package, the process overcomes the problem of solubility of fat-soluble vitamins in water, the invention can be prepared into water injection, the stability of the product is good, and various vitamins can not be affected mutually, the vitamins can be added in a large infusion for usage, so as to avoid the trouble of redissolution and reuse of the freeze-dried powder injection.

The invention relates to a formula of a fruit and vegetable beverage and application thereof, in particular to a formula which is beneficial to eye nutrition and vision care and is prepared from Chinese wolfberry juice, mulberry juice, carrot juice and other additives. The formula can be added with one or more of vitamin A, beta-carotene, vitamin C, vitamin B1, vitamin B2, vitamin B6, vitamin B12, lutein and lutein ester; the formula can be added with one or more trace elements of zinc, selenium, manganese, chromium, calcium, phosphorus and molybdenum; the formula can be added with one or more of blueberry juice, orange juice, strawberry juice and cherry juice; and the formula can be added with one or more Chinese medicinal extracts of chrysanthemum, kudzuvine root, glossy privet fruit, mulberry leaf, pearl, ginkgo leaf, fiveleaf gynostemma herb, anthocyanin, grape seed, cassia seed, south dodder seed and feather cockscomb seed.

The present invention relates to a nutritional supplement composition, comprising a therapeutically effective amounts of Vitamin C, Vitamin D3, Thiamin, Riboflavin, Niacin, Vitamin B6, Folic acid, Vitamin B12, Pantothenic acid, Calcium, Magnesium, Zinc, Chromium, Sugar, Protein, Acetyl-L-Carnitine, Dimethylaminoethanol complex, Phosphatidylserine complex, L-Glutamine, N-Acetyl-L-Tyrosine, L-Phenylalanine, Taurine, Methionine, Valine, Isoleucine, 5 Hydroxytryptophan, L-Taurine, N-Acetyl-Tyrosine, N-Acetyl-L-Cysteine, Alpha Lipoic Acid, Alpha Glycerylphosphoricholine complex, Bacopa Monnieri extract, Gingko Biloba extract, Passion flower, Lemon Balm, Gotu Kola, Ashwagandha, Choline Bitartrate complex, Panax Ginseng extract, Turmeric, Organic freeze dried fruit juice blends (concord grape, red raspberry, pineapple, cranberry, acai, pomegranate, acerola cherry, bilberry, lingonberry, black currant, aronia, sour cherry, black raspberry), Organic freeze dried greens blends (barley grass, broccoli, beet, carrot, alfalfa, oat), and Protein digestive enzyme blends (Protease 4.5, peptidase, bromelain, protease 6.0, protease 3.0, L planatrum, B bifidum) in a mixture to provide optimal cognitive function.

The invention provides a nano nutrient microemulsion and a preparation method thereof. The nano nutrient microemulsion comprises active components, auxiliary materials and a solvent, wherein the active components comprise vitamins and amino acid, and the auxiliary materials comprise an emulsifier and an assistant emulsifier. According to parts by weight, the active components particularly comprise 5-50 parts of vitamin A, 1-10 parts of vitamin D3, 1-10 parts of vitamin E, 1-5 parts of vitamin B1, 1-5 parts of vitamin B 6, 0.01-0.5 part of vitamin B12, 1-10 parts of vitamin C, 1-10 parts of vitamin K, 1-10 parts of D-calcium pantothenate, 0.5-5.0 parts of L-lysine, 0.5-5.0 parts of DL-methionine and 0.5-5.0 parts of L-arginine. The invention further provides the preparation method for the nano nutrient microemulsion, which prepares the oil-in-water microemulsion by uniformly mixing an oil phase with an aqueous phase. With stable thermodynamic property, high bioavailability, simple preparation method and easy operation, the nano nutrient microemulsion can be widely used in such industries as feed, cosmetics, medicine, beverages, health care products and the like.

The invention relates to a nutrition enhanced coarse cereals rice, comprising the following materials in percentage by weight: 25% of indica rice, 40% of corn, 5% of oat, 4% of grain sorghum, 3% of soybean, 6% of sticky rice and 17% of wheat. The nutrition enhanced coarse cereal rice is characterized in that the following materials are added in every 100g of the materials: 1.5mg of vitamin B1, 1.5mg of vitamin B2, 2.6mg of vitamin B6, 1Mug of vitamin B12, 80mg of vitamin C, 1600mg of calcium carbonate, 36.79mg of ferric sulphate, 13.5mg of zinc oxide and 20Mug of sodium selenite. The nutrition enhanced coarse cereals rice provided by the invention contains multiple nutrient elements and trace elements and can meet daily nutrition demand of a human body.

The invention discloses a composition for reducing bone loss and a preparation method thereof. The composition is prepared from a calcium compound, marine fishbone collagen oligopeptide powder, glucosamine hydrochloride, casein phosphopeptides, natural vitamin E, vitamin C, vitamin K1, vitamin B12, vitamin D3 and dietary fiber. As proved by animal and human body tests, the composition has the effects of increasing bone density, enhancing bone intensity, reducing bone loss, delaying aging and enhancing the immunity, and can be taken by the middle-aged and old as a health-care food for a long time. The preparation method is scientific and reasonable, and is suitable for industrial production.

An anti stress immunity enhancing agent for pig, the weight ratio range of its component and dry matter is: citric acid 13 to 21 percent; oligomerization Fructose 15 to 25 percent; vitamin C 2 to 3percent; vitamin E 0.5 to 1 percent, vitamin B1 0.4 to 1.0 percent; vitamin B12 0.1to 0.6 percent; garlicin 1 to 4 percent; astragalus polyase 1 to 6 percent; bacitracin zinc 3 to 5 percent; the rest is carrier. The said anti stress immunity enhancing agent has reasonable compound, stable material resource, lower cost, simple producing technology, its merit is: increasing feed intake for pig, promoting growth; enhancing immunity of pig, preventing and curing diarrhea, tail-biting, anorexia etc stress symptom during the weaning, transforming, and transfer to group.

The invention discloses a health care food composition capable of assisting in improving memory, and a preparation method of the composition. The health care food composition contains docosahexenoic acid (DHA) algal oil, gamma-aminobutyric acid, phosphatidylserine, taurine, zinc gluconate, vitamin C and vitamin B12. The invention also discloses the preparation method of the health care food composition. The animal function test proves that the health care food composition has the function of assisting in improving memory, and is free from toxic and side effects.

Pharmaceutical compositions for treating viral, proliferative and inflammatory diseases are disclosed comprising an amount of pharmaceutically acceptable vitamin B12 compounds in combination with anti-viral, anti-proliferative and anti-inflammatory compounds. Vitamin B12 compounds are administered separately, simultaneously or in combination with anti-viral, anti-proliferative and / or anti-inflammatory compounds to provide an enhanced therapeutic effect for treating viral, proliferative and inflammatory diseases.

The invention provides a drink composition containing L-carnitine, plant extracts and water. The plant extracts are selected from barley seedling, barley or fried barley, chrysanthemum, honeysuckle, arabian jasmine flower, tea flower, bamboo leaf flavonoid, eucommia ulmoides male flower, medlar, herba houttuyniae and the like; furthermore, the drink composition also contains inositol, taurine, lysine or lysinate, caffeine, nicotinamide, vitamin B6 and vitamin B12. The invention further provides a preparation method of the drink composition, as well as application of the drink composition in preparation of drinks for supplementing the L-carnitine by oral administration, and burning fat to reduce weight, removing grease and cleansing the palate, clearing away heat and toxic materials, refreshing and relieving summer-heat, refreshing, resisting fatigue, improving appetite and promoting digestion, protecting cardio-cerebral vessels, regulating immunity, resisting fatigue and oxidation, protecting liver and treating fatty liver. According to the novel functional drink containing L-carnitine nutrition and the plant extracts, provided by the invention, the plant extracts and the L-carnitine are matched to realize cooperative nutrient and health functions.

The invention provides a frozen semen diluent formula for flocks and herds, and the formula of each 100mL of diluent comprises the following components: 1.35-1.55g of citric acid, 2.4-2.6g of trihydroxymethyl aminomethane (tris), 1.0-1.2g of glucose, 4.5-6.8ml of glycerol, 18.0-21ml of yolk, 4.5-7.5ml of bovine serum albumin (BSA), 0.45-0.75ml of vitamin B12, 50000-100000IU of benzylpenicillin potassium, 50000-100000IU of streptomycin sulfate and the balance of distilled water. The formula provided by the invention is low in cost, simple and convenient in preparation and using and operation steps, capable of effectively improving the sperm motility, the acrosome integrity rate and the plasmalemma integrity rate, and capable of reducing the sperm aberration rate.

The invention provides a product having sobering up and liver protecting functions and its preparation method and use, which comprises the following raw material (by weight ratio), soybean peptides and soybean extract 2.5-12:0.5, panaxoside or ginkgo leaf extract, green tea polyphenols, glutacid, arginine or lycine, vitamin C, vitamin B6, vitamin B1, vitamin B2 or vitamin B12. The medicament can be made into various dose forms including capsule, oral liquid, tablet, effervescent tablet or injection.

The invention provides health-care food for beautifying and brightening hair of a dog, belonging to the field of animal health-care products. The health-care food formula comprises the following components by weight based on 1kg: 10-30g of deep sea fish oil, 10-30g of linseed oil, 5-20g of poppyseed oil, 10-30g of perilla oil, 10-30g of grape seed oil, 10-30g of lecithin, 5-20g of chelate iron, 1-10g of chelate manganese, 5-20g of chelate zinc, 1-5g of chelate copper, 0.05-0.2g of yeast selenium, 150-250g of methionine, 50-150g of lysine, 1-4g of vitamin E, 0.05-0.2g of vitamin D, 0.5-2g of vitamin A, 0.05-0.2g of vitamin B1, 0.1-0.4g of vitamin B2, 0.05-0.2g of vitamin B6, 0.05-0.4g of vitamin B12, 0.05-0.2g of biotin, 0.1-0.4g of nicotinic acid, 1-5g of bacillus, 1-5g of yeast, 120-180gof chicken liver powder, 50-80g of Rosmarinus officinalis and the balance of yeast powder. The components are made into a tablet with the specification of 0.7-0.9g according to a regular tabletting process, and the water content is less than 10%. The health-care food provided by the invention has the advantages of high titer and strong stability and is capable of improving the fur health of the dog, protecting hair follicles and hair shafts against damage, enabling the hair to be smooth and soft, reducing hair slip, promoting regeneration of furs, improving immunity comprehensively and ensuring the dog in a healthy and vital state.

The invention relates to a microbe vitamin premix material and a method for preparing the same, in particular to a microbe vitamin premix material consisting of a plurality of useful microbes and vitamins and a method for preparing the same. The microbe vitamin premix material comprises bacillus, microzyme, enterococcus, vitamin A, vitamin D3, vitamin E, vitamin K3 and vitamin 12, and is the microbe vitamin premix material generally for pigs, poultries, ruminant or aquatic animals. The microbe vitamin premix material has the animal immunization health care function as well as nutrient efficacy, and can improve illness resistant capability of animals, reduce the consumption of antibacterial drugs in feed, lower the drug resistant degree of bacteria, improve the feed utilization ratio, promote health of mankind and improve the ecological environment.

A mineral-fortification system that has a bottle cap, a pouch and a pouch opener. A powder is contained within the pouch, and the powder contains at least one mineral and a redox modulating compound. When the cap is secured onto the opening of a bottle containing a liquid and when the pouch opener is activated, the powder is released from the pouch and mixes with the liquid to form a mineral fortified liquid composition that is fortified with at least one mineral and has a pH between about 2.5 and 9.5. Moreover, the mineral fortified liquid composition has a redox potential that satisfies the following equation:0≧RP−(A−B*pH).In this equation RP is the redox potential in millivolts of the mineral-containing liquid composition, pH is the pH of the mineral-containing liquid composition, A is 400 and B is 20. The mineral is preferably selected from calcium, iron, zinc, copper, manganese, iodine, magnesium, and mixtures of these. Moreover, the mineral-fortified liquid composition may preferably be substantially free of flavor or sweetener compounds. Even more preferably, the liquid composition has no metallic taste or after-taste, a Hunter colorimetric “b” reading of less than 5.0, and an NTU turbidity value of less than 5.0. The mineral-fortified liquid composition may optionally contain other nutrients and vitamins, for example, vitamin A, vitamin C, vitamin E, niacin, thiamin, vitamin B6, vitamin B2, vitamin B 12, folic acid, selenium, pantathonic acid, and iodine.

The invention discloses a content analysis and detection method of twelve compound vitamins for injection. Liposoluble components including vitamin A palmitate, vitamin D3 and racemic alpha-tocopherol are detected under the same high-performance liquid phase method conditions, a test solution is prepared by extracting a preparation content by non-polar organic solvent, and the detection wavelength is 265+ / -3nm. Water-soluble components including cocarboxylase tetrahydrate, riboflavin sodium phosphate, vitamin B6, vitamin C, nicotinamide, folic acid and dexpanthenol are detected under the same high-performance liquid phase method conditions, and the detection wavelength is 210+ / -3nm. Biotin and vitamin B12 are subjected to high-performance liquid phase method based detection, the detection wavelength is 200-600nm, and the preferable detection wavelength for the vitamin B12 is 550+ / -3nm. The method has high applicability.

The invention discloses formula milk powder assisting development of height of children. The formula milk powder consists of the following components of raw milk or whole milk powder, desalinated wheypowder, skimmed milk powder, solid corn syrup ( or maltodextrin ), whey protein powder, crystallized fructose, vegetable oil, fructo-oligosaccharide, anhydrous butter, galactooligosaccharide, docosa-hexaenoic, bovine coloctrum powder, milk mineral salt, hydrolyzed dried egg yolk, lactoferrin, phosphatide, vitamin A, vitamin D, vitamin E, vitamin K, vitamin B1, vitamin B2, vitamin B6, vitamin B12,vitamin C, magnesium, calcium, iron, zinc, selenium and the like. According to the formula milk powder assisting the development of the height of the children and a production method disclosed by theinvention, the products have the characteristics of ''supplementing, promoting and improving'', namely supplementing nutrition required by growth and development of Chinese children, promoting absorption of key nutrition for the development of the height, and improving immunity of the children, so that the height of the Chinese children is assisted to quickly grow.

This invention is directed to a multi-vitamin and mineral supplement tailored to men and post-menopausal women, pre-menopausal women, and athletes which supplies the right amount of the right micronutrients at the right time to assure adequate intake of micronutrients needed for disease prevention and protection against nutritional losses and deficiencies due to lifestyle factors and common inadequate dietary patterns. The multi-vitamin and mineral supplement is comprised of vitamin A, vitamin C, vitamin D, vitamin E, vitamin K, vitamin B1, vitamin B2, niacinamide, vitamin B6, vitamin B12, biotin, pantothenic acid, iron, iodine, magnesium, zinc, selenium, copper, chromium, potassium, choline, lycopene, and co-enzyme Q-10.

The invention relates to compound premix feed for laying hens, which comprises 3 to 9 kg of manganous sulfate, 3 to 7 kg of zinc sulfate, 3 to 7 kg of ferrous sulfate, 0.6 to 1.4 kg of copper sulphate, 12 to 18 kg of choline chloride, 7 to 11 kg of lysine, 26 to 34 kg of methionine, 1.6 to 2.4 kg of phytase, 400 to 461 kg of calcium carbonate, 80 to 120 kg of calcium hydrophosphate, 300 to 360 kg of fish meal, 45 to 75 kg of common salt, 0.20 to 0.44 kg of vitamin A, 0.06 to 0.14kg of vitamin D3, 0.52 to 1.12 kg of vitamin E, 0.047 to 0.1 kg of vitamin K3, 0.026 to 0.056 kg of vitamin B1, 0.177 to 0.33 kg of vitamin B2, 0.078 to 0.145 kg of vitamin B6, 0.025 to 0.058 kg of vitamin B12, 0.02 to 0.03 kg of folic acid, 0.008 to 0.018 kg of biotin, 0.3 to 0.674 kg of nicotinic acid, 0.11 to 0.245 kg of calcium pantothenate, and 1.2 to 3.83 kg of rice hull powder. The laying hens fed by the premix feed have high laying rate, and keep long period of peak time of laying eggs reaching 6-9 months. The ratio of the feed to the egg is as low as 2.0-2.1:1.