596results about "Whey manufacture" patented technology

The invention provides infant formula milk powder for improving intestinal inflammation and / or microbial disorder as well as a preparation method and application of the infant formula milk powder. The invention provides infant formula milk powder for the first time, the infant formula milk powder comprises 2 '-fucosyllactose and lactose-N-neotetraose, and the mass ratio of the 2'-fucosyllactose to the lactose-N-neotetraose is (1-5.5): 1. The infant formula milk powder can improve intestinal inflammation and / or microbial disorder.

The invention relates to the technical field of microorganisms, in particular to application of lactobacillus rhamnosus KF7 in improving intestinal barrier injury and regulating intestinal flora and functional food containing the lactobacillus rhamnosus KF7. The invention provides application of lactobacillus rhamnosus KF7 in preparation of a product for improving intestinal barrier injury and / or regulating intestinal flora. The preservation number of the lactobacillus rhamnosus KF7 is CGMCC (China General Microbiological Culture Collection Center) NO.6430. The invention further provides application of the lactobacillus rhamnosus KF7 in preparation of a product for improving intestinal barrier injury and / or regulating intestinal flora. The invention discloses the novel application of the caseus rhamnosus KF7 in the aspects of improving the normal intestinal epithelial barrier function, protecting the normal intestinal epithelial barrier from lipopolysaccharide induced barrier injury, recovering animal intestinal barrier injury caused by rhythm disorder, regulating intestinal flora disorder and improving growth, development and metabolic states for the first time. The method can be used for producing functional food products such as fermented milk, lactic acid bacteria beverages, probiotic powder, viable bacteria water, milk powder and cheese.

The present invention relates to the use of a nutritional composition, and more particularly to the use of a nutritional composition for non-therapeutic purposes of promoting intestinal development, improving intestinal secretion and / or nutrient absorption. The nutritional composition comprises medium-chain and long-chain fatty acid triglyceride and breast milk oligosaccharide, and the weight ratio of the medium-chain and long-chain fatty acid triglyceride to the breast milk oligosaccharide is 0.1: 1 to 100: 1.

The present invention relates to a whey protein product and a preparation method therefor. The product is derived from a whey protein-based protein composition, and the protein composition comprises at least a portion of whey protein degradation components, wherein protein components in the protein composition have a molecular weight distribution of: (i) the content of the protein component having a molecular weight of less than 5000 Da is 80-96% by mass; (ii) the content of the protein component having a molecular weight of 5000 Da to 10,000 Da is 0.5-10% by mass; and (iii) the content of protein component having a molecular weight of greater than 10,000 Da is 0-10% by mass, the content being the content of each of the three protein components in the total protein components based on dry weight.

The invention relates to the technical field of dairy products, and particularly discloses a desalted whey product as well as a preparation method and application thereof. The method for preparing the desalted whey product comprises the following steps: (1) carrying out nanofiltration by taking natural whey or degreased sweet whey as a raw material to obtain nanofiltration trapped fluid with the dry matter content of 18-32 g / 100g; the pore diameter of the nanofiltration membrane is 200 Da to 1000 Da; (2) adjusting the pH value of the nanofiltration trapped fluid to 8-9 to obtain whey fluid after pH adjustment; and (3) performing electrodialysis on the whey liquid subjected to pH regulation to obtain desalted whey liquid. According to the preparation method disclosed by the invention, the loss rate of active protein in the raw materials can be reduced, so that the utilization rate of the raw materials is improved, and the obtained product is low in furosine content, high in proportion of undenatured protein and good in bioavailability.

The present invention relates to the use of a nutritional composition for non-therapeutic purposes of improving brain development, promoting neurological and / or cognitive development. The nutritional composition comprises medium-chain and long-chain fatty acid triglyceride and breast milk oligosaccharide, and the mass ratio of the medium-chain and long-chain fatty acid triglyceride to the breast milk oligosaccharide is 1: 1 to 9: 1. In the composition, the medium-chain and long-chain fatty acid triglyceride and the breast milk oligosaccharide have a synergistic effect in the aspect of application, and the effects of improving brain development and promoting nerve and / or cognitive development of the composition are remarkably improved. The composition can be used for preventing or improving brain development retardation, nervous system and / or cognitive development retardation; meanwhile, the composition can also be used for preventing or improving learning ability impairment, mental behavior impairment, memory impairment or attention breadth reduction and the like, and has a relatively good application prospect.

The invention relates to a composition containing ceramide and collagen tripeptide and a preparation method thereof, and belongs to the technical field of health care products. The invention discloses a composition containing ceramide and collagen tripeptide. The composition is prepared from the following raw materials: collagen tripeptide, rice bran oil powder, a herba houttuyniae extract, pineapple powder, konjaku flour, a grape seed extract, olive fruit powder, carnosine, pomegranate concentrated powder and a whey fermentation product. The grape seed extract, the olive fruit powder, the carnosine and the pomegranate concentrated powder inhibit the Maillard reaction of the collagen peptide and improve the utilization rate of collagen tripeptide; ceramide rich in the rice bran oil powder is a natural skin moisturizing factor, and is matched with the pineapple powder and the konjaku flour which have a keratin metabolism effect to maintain the health of cuticles; the herba houttuyniae extract and the whey fermentation product are matched to have an excellent anti-inflammatory effect, so that the components enhance the skin barrier in multiple dimensions through collagen synthesis, cuticle maintenance, anti-inflammatory and anti-oxidation.

The invention provides a children formula food for improving intestinal inflammation and / or microbial disorder as well as a preparation method and application of the children formula food. The invention firstly provides the infant formula food, the infant formula food is infant formula food or child formula food, the infant formula food comprises 2 '-fucosyllactose and lactose-N-neotetraose, and the mass ratio of the 2'-fucosyllactose to the lactose-N-neotetraose is (1-5.5): 1. The children formula food can improve intestinal inflammation and / or microbial disorder.

The invention discloses a calcium-containing antarctic krill oligopeptide nutritional composition for promoting bone cell growth and application thereof, and belongs to the technical field of functional foods.The calcium-containing antarctic krill oligopeptide nutritional composition is composed of antarctic krill oligopeptide and a calcium compound, and the mass ratio of the antarctic krill oligopeptide to the calcium compound is (0.5-5): 1; or the composition is composed of the euphausia superba oligopeptide, the calcium compound and the vitamin D, and the mass ratio of the euphausia superba oligopeptide to the calcium compound to the vitamin D is (0.5-5): 1: (2.5 * 10 <-5 >)-(15 * 10 <-5 >); the mass of the calcium compound is calculated according to the content of the calcium element in the antarctic krill oligopeptide; the antarctic krill oligopeptide is obtained by treating antarctic krill, antarctic krill powder or defatted antarctic krill powder by utilizing an enzymolysis method; the content of a peptide fragment with the molecular weight of less than 1000Da in the antarctic krill The raw materials of the nutritional composition are easy to obtain, the safety is high, and the nutritional composition can be used for preparing products with the effect of promoting bone cell growth.

The invention provides a dairy composition with improved aeration properties, where the dairy composition comprises a protein deamidase and optionally a second polypeptide derived from the propeptide of a protein deamidase proform. The invention further provides an improved method for producing aerated dairy products from dairy compositions, where a protein deamidase and optionally a second polypeptide derived from the propeptide of a protein deamidase proform- has been added to the dairy composition.

The present invention relates to the use of a nutritional composition for non-therapeutic purposes of improving brain development, promoting neural and / or cognitive development. The nutritional composition comprises medium and long-chain fatty acid triglycerides and human milk oligosaccharides, and the mass ratio of the medium and long-chain fatty acid triglycerides to the human milk oligosaccharides is 1:1 to 9:1. In this composition, the medium and long-chain fatty acid triglycerides and the human milk oligosaccharides have a synergistic effect in terms of the said use, significantly improving the effect of the composition in improving brain development, promoting neural and / or cognitive development. This composition can be used for preventing or improving brain developmental retardation, nervous system and / or cognitive developmental retardation; at the same time, it can also be used for preventing or improving impaired learning ability, impaired mental behavior, impaired memory or reduced attention span, etc., and has good application prospects.

The invention discloses pediococcus acidilactici screening and application of pediococcus acidilactici in reducing allergenicity of whey and improving flavor, and belongs to the technical field of whey processing. The invention provides a Pediococcus acidilactici BC37, and the preservation number of the Pediococcus acidilactici BC37 is GDMCC No: 66262. The Pediococcus acidilactici BC37 can be used for preparing a Pediococcus acidilactici strain. When the pediococcus acidilactici BC37 is used for preparing the fermented whey, beta-lactoglobulin and lactose in the whey can be effectively degraded, and the degradation rates respectively reach 49.93% and 15.74%; meanwhile, after whey is fermented by the pediococcus acidilactici BC37, high-content flavor substances such as furfural, butyric acid and ethyl caprate are generated. Therefore, the pediococcus acidilactici BC37 provided by the invention has a great industrial application prospect in preparation of fermented whey products with low sensitization and unique flavor.

The invention discloses efficient expression of an aspergillus oryzae beta-galactosidase mutant and application of the aspergillus oryzae beta-galactosidase mutant in dairy products. The invention belongs to the technical field of enzyme engineering and the technical field of dairy product processing, and particularly relates to efficient expression of an aspergillus oryzae beta-galactosidase mutant and application of the aspergillus oryzae beta-galactosidase mutant in dairy products. The mutant protein disclosed by the invention can be as follows: A1) a protein with an amino acid sequence of SEQ ID No.2; a2) a fusion protein which is obtained by connecting a label to the N end and / or the C end of A1) and has the same function. The mutant protein is subjected to high-density fermentation in a 5L fermentation tank, the enzyme activity of fermentation liquor can reach 4628U / mL, and the recovery rate of mutant enzyme is increased by 1.7 times. Compared with a wild type, the mutant has the advantages that the optimum pH is increased from 4.5 to 5.5, the optimum temperature is reduced from 60 DEG C to 50 DEG C, the lactose hydrolysis efficiency is improved by 11%, and the mutant is more suitable for a production process of low / zero lactose dairy products.

The invention discloses active whey powder rich in lactoferrin as well as preparation and application of the active whey powder, and belongs to the technical field of preparation of dairy products. The preparation method comprises the following steps: adding sodium chloride into sterilized skimmed milk to release lactoferrin, performing membrane filtration to obtain membrane filtration permeate (lactoferrin-rich whey protein phase), and finally performing ultrafiltration, desalination and spray drying to obtain the lactoferrin-rich whey powder. The lactoferrin-rich whey powder prepared by the preparation method disclosed by the invention is higher in lactoferrin content and higher in activity. In addition, lactoferrin and lactoferrin-free whey protein can be separated from membrane filtration permeate through an ion exchange column, and then high-purity lactoferrin powder and lactoferrin-free whey protein are prepared.

The invention provides modified milk powder capable of promoting bone health as well as a preparation method and application of the modified milk powder. The total protein content of the modified milk powder is 17-35 g / 100 g, the fat content of the modified milk powder is 1-32 g / 100 g, and the calcium content of the modified milk powder is 0.8-2.1 g / 100 g. Moreover, the modified milk powder contains bovine coloctrum and lactoferrin, the mass ratio of the bovine coloctrum to the lactoferrin is (5-100): 1 on the basis of the dry matter content, and the content of the lactoferrin in the modified milk powder is 2-400 mg / 100 g. The bovine colostrum and the lactoferrin are combined for preparing the milk powder, have a synergistic effect on promoting osteoblasts and inhibiting osteoclast proliferation, and are beneficial to bone health.

The invention relates to a preparation method of formula milk powder. The method comprises the following steps: mixing: mixing a base milk raw material solution, a skimmed milk raw material solution, a demineralized whey raw material solution and other optional non-temperature-sensitive components allowed to be added; a spray drying step, wherein the mixed material obtained in the mixing step is subjected to spray drying to obtain powder; wherein in the mixing step, the base milk raw material liquid is pasteurized emulsion directly from animals; the skimmed milk raw material liquid is an emulsion obtained by centrifugally degreasing animal milk; the desalted whey raw material solution is an emulsion obtained by subjecting animal milk to whey separation and whey desalination, the whey separation is performed by membrane separation, and the whey desalination is performed by membrane separation to remove salt from the whey. According to the preparation method disclosed by the invention, the denaturation rate of Maillard reaction products and whey protein in the formula milk powder is effectively reduced, and meanwhile, the reconstituability and digestion and absorption properties of the product are improved.

The invention relates to the technical field of food, in particular to anti-caking infant formula milk powder and a preparation method thereof. On the basis of the existing infant formula milk powder, the production process is improved, the average particle size of the milk powder is effectively increased by pre-crystallizing lactose in the proportioning process and optimizing the solid content of concentrated milk in the production, and the milk powder is prepared by further controlling the parameters such as the air inlet temperature, the air exhaust temperature and the secondary drying temperature of a fixed fluidized bed. The water distribution state and the existence form in the infant formula milk powder are obviously improved, and the proportion of free water is reduced, so that the glass-transition temperature (Tg) of the milk powder is increased, and finally, the anti-caking capability of the infant formula milk powder is effectively improved.

The invention discloses infant formula milk powder with high-activity immune protein and a preparation method of the infant formula milk powder, and belongs to the technical field of preparation of dairy products. The preparation method comprises the following steps: degreasing and degerming fresh milk, transferring lactoferrin phase combination, enriching lactoferrin to a whey phase through filtration of a microfiltration membrane, further desalting and concentrating the whey phase through ultrafiltration and electrodialysis, and forming active whey rich in lactoferrin after sterile concentration; the trapped fluid filtered by the microfiltration membrane is subjected to milk killing (primary sterilization), then is blended with other nutrients, is homogenized, is subjected to material killing (secondary sterilization) and is concentrated, and finally, the treated trapped fluid and the active whey which is subjected to sterile concentration and is rich in lactoferrin are mixed on line and then are subjected to evaporation concentration and spray drying; the infant formula milk powder rich in active whey protein with high lactoferrin content is obtained.

The application discloses efficient expression of Aspergillus oryzae beta-galactoside enzyme mutant and application thereof in dairy products, and belongs to the technical fields of enzyme engineering and dairy product processing, and particularly relates to efficient expression of Aspergillus oryzae beta-galactoside enzyme mutant and application thereof in dairy products.The mutant protein can be as follows: A1) a protein with an amino acid sequence of SEQ ID No.2; A2) a fusion protein with the same function obtained by connecting a label to the N terminal and / or C terminal of A1).The mutant protein is subjected to high-density fermentation in a 5L fermentation tank, and the enzyme activity of the fermentation liquor can reach 4628U / mL, and the recovery rate of the mutant enzyme is increased by 1.7 times.Compared with the wild type, the optimal pH of the mutant is increased from 4.5 to 5.5, the optimal temperature is decreased from 60 DEG C to 50 DEG C, the lactose hydrolysis efficiency is increased by 11%, and the mutant is more suitable for the production process of low / zero lactose dairy products.

The present application relates to the production of novel beta-lactoglobulin preparations and related methods, uses and food products. The present invention relates to novel methods of producing isolated beta-lactoglobulin compositions and / or compositions containing crystalline beta-lactoglobulin. The present invention also relates to novel beta-lactoglobulin compositions, uses of these compositions and food products comprising these compositions.

The invention relates to the technical field of middle-aged and elderly goat milk powder and preparation methods thereof, in particular to total-nutrient low-GI goat milk powder suitable for middle-aged and elderly people and a preparation method and application thereof.The total-nutrient low-GI goat milk powder comprises, by weight, 20-60 parts of raw goat milk, 10-30 parts of demineralized whey powder and 10-30 parts of skimmed milk powder. The formula comprises the following components in parts by weight: 5-20 parts of stachyose composite prebiotics powder, 5-20 parts of powdered oil, 20-30 parts of enzymolysis germinated cereal powder, 5-20 parts of polydextrose, 2-15 parts of whey protein powder (hydrolysis type), 2-15 parts of malt flour, 2-15 parts of whey protein powder (rich in milk fat globule membranes), 0.1-5 parts of taurine, 0.1-5 parts of composite vitamins and 0.1-5 parts of composite minerals. The provided full-nutrient low-GI goat milk powder has the characteristics of low GI, no goaty flavor, easiness in digestion, full nutrition and the like, and is suitable for middle-aged and elderly people.

The invention relates to the technical field of preparation of natural food preservatives, in particular to a method for preparing a lactobacillus fermentation product by using whey permeate. According to the present invention, the lactic acid bacteria fermentation product is prepared by using the specific plant lactobacillus (Lactobacillus plantarum) LW11 with the preservation number of CGMCC No.34365, such that the good sterilization and antibacterial ability is provided, and the growth of microorganisms can be effectively inhibited; the bacteriostasis test method of the whey permeate leavening can effectively and rapidly test the anticorrosion inhibition effect of the whey permeate leavening.

The present invention relates to the use of a nutritional composition comprising medium- and long-chain fatty acid triglycerides and nervonic acid.

The present invention relates to the use of a nutritional composition comprising medium and long chain fatty acid triglycerides and nervonic acids for non-therapeutic purposes of improving vision.

Methods are disclosed for making a high protein, pliable food composition that remains pliable over a shelf life of at least 6 months, and food compositions made by disclosed methods. Food products containing disclosed food compositions are also disclosed.

The invention relates to an application of plant lactobacillus Hi188 in promotion of bone health. The invention provides the application of the plant lactobacillus Hi188 or the afterbiogen thereof or the composition thereof in increasing the bone mineral density, increasing the bone mineral density, promoting the skeletal development, increasing the bone mineral content and / or promoting the tibia growth. Or preparing food for increasing bone mineral density, increasing bone mineral density, promoting skeletal development, increasing bone mineral content and / or promoting tibia growth; wherein the composition comprises: (A) Phytobacterium plantarum Hi188 or a postbiotic thereof, and (B) Bifidobacterium lactis Ca360 or a postbiotic thereof.

The invention provides a low-sensitization whey protein hydrolysate as well as a preparation method and application thereof, and the preparation method of the low-sensitization whey protein hydrolysate comprises the following steps: adjusting the pH value of whey liquid to be alkaline, then adding protease, and carrying out heat-preservation hydrolysis, the protease is selected from at least one of bacillus licheniformis alkaline protease, aspergillus oryzae neutral protease and aspergillus mellitus protease. At least one of the bacillus licheniformis alkaline protease, the aspergillus oryzae neutral protease and the honey aspergillus protease is adopted to hydrolyze the whey liquid, unique active ingredients of protein hydrolysate can be enriched, and therefore the problem that existing protein hydrolysate is high in sensitization is effectively solved, excessive hydrolysis is avoided, and the product quality is improved. The nutritional value of protein is reserved, the crowd acceptability is high, the problem that special crowds are allergic or intolerant to cow milk protein is effectively solved, the method is simple, the raw materials are easy to obtain, and the cost is low.