726 results about "Dextrin" patented technology

The invention discloses a D-psicose 6-phosphate phosphatase mutant and application of the D-psicose 6-phosphate phosphatase mutant in preparation of psicose, and belongs to the technical field of enzyme engineering. According to the invention, site-directed mutagenesis is carried out on an amino acid sequence of D-psicose 6-phosphate phosphatase A6PP, and a combined mutant I21V / Y73F / R115M / T180V / L203I / Q193E is constructed, so that the substrate specificity, the thermal stability and the catalytic activity of the combined mutant are all remarkably improved. The invention further provides application of the combined mutant in preparation of psicose through multi-enzyme cascade catalysis, 150 g / L of maltodextrin can be converted into 97.7 g / L of D-psicose, the conversion rate reaches 65.1%, and the application prospect of the combined mutant in the field of food is widened.

The invention discloses a bacillus coagulans feed additive and a preparation method thereof, and relates to the technical field of feed additives, the bacillus coagulans feed additive comprises bacillus coagulans spores, the content of the spores is 1.0 * 10 < 8 >-1.0 * 10 < 11 > CFU / g; the protective agent system comprises the following components: maltodextrin or lactose, vegetable protein, polyhydric alcohol and an antioxidant; the invention discloses a microcapsule coating structure. A microcapsule is a two-layer composite coating of an inner layer alginate matrix and an outer layer polycation or polymer coating. According to the invention, bacillus coagulans spores which can still keep high survival rate under short-time high-temperature and low-pH conditions are obtained through screening and fermentation strategies of strains with high sporulation and heat and acid tolerance, the problem that common strains are easy to inactivate in granulation, extrusion and gastric acid environments is solved, the problem of product failure caused by insufficient tolerance of the strains is reduced, and the product quality is improved. And the original biological activity basis is improved, so that the protection effect of the subsequent formula and the coating can be played at a higher starting point, and the zoology effect of the final preparation is improved.

The invention discloses a compound probiotic for improving cognitive function of old people and a preparation method and application thereof. Firstly, maltodextrin is dried and then sieved, metal impurities are removed after sieving, and maltodextrin freeze-dried powder, lactobacillus paracasei Lpc37 freeze-dried powder, phytobacterium plantarum Lp-115 freeze-dried powder and bifidobacterium animalis subsp. Lactis Bl-04 freeze-dried powder are weighed and sieved respectively; the preparation method comprises the following steps: preparing freeze-dried powder of three strains, then premixing the freeze-dried powder of the three strains with a part of maltodextrin, adding the residual maltodextrin after the strains are premixed, continuously mixing until the materials are uniformly distributed to obtain the compound probiotics, exerting a synergistic effect through a specific strain combination (Lp115 + Lpc37 + Bl-04), providing a new way for non-drug intervention, being beneficial to regulating intestinal flora metabolism (such as generating short-chain fatty acid SCFA), and improving the immunity of the human body. The synthesis and release of neurotrophic factors are promoted, the nerve cell function is improved, and the cognitive function improvement is indirectly assisted.

The invention discloses granules of a composition containing rhizoma polygonati. The granules comprise the following components in percentage by weight: 30%-50% of composition dry paste powder, 38%-58% of a filling agent, 0.1%-20% of an adhesive and 0.1%-2% of a flow aid, the composition comprises rhizoma polygonati, fructus lycii, flos chrysanthemi and radix glehniae. Wherein the filling agent is dextrin; wherein the adhesive is maltodextrin or povidone; wherein the flow aid is colloidal silicon dioxide. According to the composition disclosed by the invention, proper auxiliary materials and an adding mode thereof are selected, so that the inherent properties of the original extract are improved, the extract is not easy to soften, the caking tendency caused by moisture absorption or heat absorption among particles is avoided, and the caking probability is reduced.

The invention discloses a composition for regulating sleep rhythm homeostasis as well as a preparation method and application thereof. The composition for regulating the sleep rhythm homeostasis is prepared from the following components in percentage by weight: 5 to 18 percent of polydextrose, 9 to 15 percent of galactooligosaccharide, 1 to 10 percent of inulin, 0.4 to 2 percent of gamma-aminobutyric acid, 0.8 to 2.2 percent of L-theanine, 0.1 to 3.5 percent of magnesium citrate, 2 to 21 percent of semen ziziphi spinosae extract, 1 to 10 percent of poria cocos extract, 0.5 to 2 percent of pericarpium citri reticulatae extract, 0.3 to 1 percent of liquorice root extract and 15 to 40 percent of maltodextrin. 5-18% of coconut oil powder MCTs, and 0.5-2% of a lily extract. According to the application, a magnesium MCTs shell-core structure is delivered by maltodextrin to form a mitochondrial piezoelectric engine so as to improve prebiotics, promote flora metabolism efficiency and energy supply feedback, activate intestinal pheochromophilic cells and improve SLC6A4 gene expression so as to improve synthesis of 5-hydroxytryptamine in the brain and activate GABA energy neurons; meanwhile, through the spina date seed and poria cocos quantum dots and a pericarpium citri reticulatae and liquorice pi-pi stacking network, the blood-brain barrier penetration rate is greatly increased, and hypothalamic CRH release is adjusted.

The invention relates to the technical field of functional food, in particular to immune regulation type prebiotic syrup with synergy of galactomannan. The active components of the composite solid beverage are prepared from the following raw materials in percentage by weight: 20%-35% of fructo-oligosaccharide, 10%-18% of galactooligosaccharide, 8%-15% of stachyose, 3%-7% of xylooligosaccharide, 5%-12% of lactitol, 5%-10% of galactomannan, 2%-5% of yeast beta-glucan and 1%-3% of N-acetylglucosamine. The composition further comprises 4-8% of inulin and 3-6% of resistant dextrin as a matrix filling and slow-release carrier, and the sum of the weight percentages of all the active ingredients and the carrier is 100%. By remodeling intestinal microecology and inhibiting inflammation pathways, the intestinal inflammation state can be remarkably improved, expression of intestinal mucosa tight junction protein is promoted, and an innovative solution is provided for people suffering from chronic bowel diseases and immune imbalance.

The invention provides a healthy food, in particular to a hypoglycemic composition based on homology of medicine and food and gradient fermentation type prebiotics, which is a dry powder preparation and comprises a component A and a component B, the component A is a medicinal and edible component, and the component B is a prebiotic component; the component A is prepared from the following components in parts by mass: 2 to 15 parts of folium mori extract, 2 to 10 parts of bitter gourd extract, 2 to 20 parts of rhizoma dioscoreae extract, 1 to 10 parts of radix puerariae extract, 2 to 10 parts of fructus lycii extract, 0.5 to 5 parts of radix polygonati officinalis extract and 0.5 to 5 parts of rhizoma polygonati extract; the component B is prepared from 20 to 50 parts of resistant dextrin, 5 to 15 parts of xylooligosaccharide, 3 to 10 parts of inulin and 35 to 50 parts of D-psicose. The hypoglycemic activity of the traditional medicinal and edible materials is organically combined with the gradient fermentation type prebiotics, so that the hypoglycemic effect is realized by synergism of multiple action mechanisms, and the problems of single hypoglycemic mechanism and non-ideal blood sugar regulation effect of the existing product are solved.

The invention discloses a preparation method of soybean milk powder for promoting immune regulation, and belongs to the technical field of soybean product processing. Performing biological enzymolysis; modifying soybean protein; compounding functional components; and preparing the microcapsule. An ultrasonic-enzyme composite extraction technology is applied, and the enrichment rate of components with immunocompetence is increased. According to the method, the Maillard reaction is performed on the soybean protein and the polysaccharide by utilizing an ultrasonic-assisted heating technology, so that the emulsifying characteristic of the soybean protein isolate is improved, and the immunoregulation promoting performance of the soybean protein isolate is greatly improved. According to the invention, through a microcapsule embedding technology, glycosylated soybean protein is wrapped in the particles by a wall material formed by galactooligosaccharide and resistant dextrin, the stability and bioavailability are improved, the microencapsulation efficiency is greater than 95%, and the immunoregulation promotion performance of the microencapsulated soybean protein is effectively exerted. By adopting spray drying, inactivation of immune active components caused by high temperature is avoided.

The invention discloses a high-stability functional beverage based on citric acid and maltodextrin dynamic cross-linked microencapsulated spirulina and a preparation method of the high-stability functional beverage, and belongs to the technical field of functional food processing. Aiming at the problems of flavor defect, easy degradation of active ingredients, poor storage stability, narrow system adaptability and the like of the existing spirulina beverage, the invention initiates a citric acid and maltodextrin dynamic crosslinking wall material system, constructs a core-shell structure microcapsule, and combines a synergistic process of spray drying, gradient homogenization, staged sterilization and the like to prepare the spirulina beverage. The efficient embedding and function maintenance of the spirulina in various beverage substrates are realized. A dense ester bond network is formed on the basis of dynamic esterification reaction of maltodextrin hydroxyl and citric acid carboxyl, a cross-linking degree detection method is optimized, and nonlinear improvement of a synergistic technical effect is realized. The process is stable and controllable, the microcapsule embedding rate is high, the method is suitable for multiple systems such as yoghourt, fruit juice and vegetable protein beverages, and the method can be widely applied to the field of functional foods and has remarkable industrialization value.

The invention relates to the technical field of functional food preparation, in particular to an instant sugar-free vitamin mineral composition and a preparation method thereof. The composition comprises vitamin microcapsule powder, vitamin mineral particles, maltodextrin and a food additive. The composition is prepared by a three-step method comprising the following steps: firstly, preparing fat-soluble vitamin, natural colloid, protein and the like into microcapsules; carrying out superfine grinding on water-soluble vitamins and mineral substances, granulating with maltodextrin and the like, and controlling the particle size of particles; and finally, mixing the components in proportion. Sugar-free wall materials such as natural vegetable gum, protein and fibers are adopted, traditional saccharides are not used, and the sugar-free wall materials have good instant solubility, dispersity and stability, can effectively cover bitter taste and metal taste of vitamins and mineral substances, are suitable for different people, especially people needing sugar control, and achieve comprehensive, stable and easy-to-absorb nutritional supplement.

The invention belongs to the field of medicines, and discloses a preparation process of ferric carboxymaltose, which comprises the following steps: oxidizing maltodextrin, performing ultrafiltration concentration, dissolving in a ferric trichloride aqueous solution, and performing coordination, ultrafiltration and spray drying to obtain powdery ferric carboxymaltose. The process has the advantages of simple amplification, no need of solvent application, low raw material cost and manufacturing cost, uniform product molecular weight distribution and the like, the dissolution rate of the obtained product is obviously higher than that of a product obtained by a precipitation process, and technical support is provided for more efficient preparation production.

The invention provides a probiotic composition for inhibiting helicobacter pylori as well as a probiotic agent and application thereof, and belongs to the technical field of probiotic functional products. The probiotic composition is prepared from the following components in parts by weight: 0.05 to 2 parts of a pediococcus pentosaceus strain A21358, 0.01 to 1.5 parts of a plant lactobacillus strain A21136, 0.05 to 1.5 parts of a lactobacillus rhamnosus strain A21149 and 0.03 to 1.2 parts of a lactobacillus reuteri strain A21325. The probiotic agent comprises the probiotic composition, resistant dextrin, xylooligosaccharide, erythritol, inulin, fructo-oligosaccharide, hericium erinaceus powder, fucoidin and at least one fruit powder selected from grape powder, passion fruit powder and kiwi fruit powder, wherein the specific weight parts of the resistant dextrin, the xylooligosaccharide, the erythritol, the inulin, the fructo-oligosaccharide, the hericium erinaceus powder, the fucoidin and the at least one fruit powder are selected from grape powder, passion fruit powder and kiwi fruit powder. The probiotic agent has the effect of inhibiting helicobacter pylori, and a new thought is provided for clinical related auxiliary treatment of helicobacter pylori infection.

The invention discloses a composite combined preparation for synergistically treating and conditioning diabetes, relates to the technical field of foods, health foods or dietary supplements for adjuvant therapy and health care of diabetes, and in particular relates to a composite combined preparation for synergistically treating and conditioning diabetes. The preparation comprises albumin peptide, saussurea involucrata culture, vitamin B1, vitamin B2, wheat oligopeptide, corn oligopeptide, collagen peptide, mulberry leaf extract, rhizoma polygonati extract, sea-buckthorn extract, isomaltitol, maltodextrin, ginseng extract and bitter gourd extract. Through the synergistic effect of all the components, comprehensive auxiliary conditioning on diabetes is realized from multiple targets of maintaining colloid osmotic pressure and nutrition, regulating glycolipid metabolism in multiple ways, protecting pancreatic beta cell functions, enhancing insulin sensitivity, preventing nerve and blood vessel complications, meeting special diet requirements and the like. The composition can be prepared into food, health-care food or dietary supplement and other dosage forms.

The invention relates to astaxanthin microcapsule powder adopting a freeze spray drying technology and a production process of the astaxanthin microcapsule powder, and discloses the astaxanthin microcapsule powder which realizes astaxanthin activity protection, powder forming and continuous industrial preparation under a low-temperature condition through a synergistic strategy of embedding a composite wall material and regulating emulsion stability by glycerol, and the production process of the astaxanthin microcapsule powder. The astaxanthin microcapsule powder adopting the freeze spray drying technology is characterized by comprising the following components in parts by weight: 1-3 parts of astaxanthin oil, 20-40 parts of a wall material system, 0.2-0.5 part of an emulsifier, 0.1-0.3 part of an antioxidant and 30-50 parts of a water-phase medium, the wall material system is a composite wall material system and comprises gelatin, maltodextrin and hydroxypropyl-beta-cyclodextrin, and the water-phase medium is a water-phase medium. The wall material comprises gelatin, maltodextrin and hydroxypropyl-beta-cyclodextrin, and the gelatin accounts for 40%-60%, the maltodextrin accounts for 30%-50%, and the hydroxypropyl-beta-cyclodextrin accounts for 10%-20%.

The invention relates to the technical field of microcapsule preparation, and particularly discloses a microcapsule composition with a slow release function and a preparation method and application of the microcapsule composition. Soybean protein provided by the invention is subjected to three-stage hydrolysis to generate small molecule peptide and amino acid, and the small molecule peptide and amino acid can be interwoven with maltodextrin in a network structure; therefore, a compact and coherent composite wall material network structure is jointly constructed, erosion of gastric acid can be effectively resisted, and physical isolation protection is provided for probiotics. When the microcapsule enters an environment from neutral to alkalescent intestinal tracts, the pH value in the intestinal tracts is increased, and an original hydrogen bond network structure among molecules is damaged, so that an original compact gel network structure becomes loose and is greatly swelled; meanwhile, the hydrolyzed soybean protein can be further hydrolyzed under the action of intestinal trypsin and the like, the wall material structure of the microcapsule is gradually loosened, thalli are gradually released in the swelling-disintegration process, targeted slow release of the intestinal tract is achieved, and therefore the probiotic function of the microcapsule is achieved.

Surfactant compositions comprising a reaction product of a saccharide polymer and a fatty acid or a fatty ester may be obtained in an aqueous fluid in the presence of a hydroxide base and a neutral surfactant or a reaction product form thereof, the saccharide polymer comprising a dextran, a dextrin compound, or any combination thereof. One or more zwitterionic surfactants may be combined with the surfactant composition in a ratio sufficient to render the resulting combined surfactant composition brine-tolerant, even when both the reaction product and one or more of the zwitterionic surfactant(s) are brine-intolerant. The one or more zwitterionic surfactants may be further selected to render the combined surfactant composition non-emulsifying toward oleaginous fluids.

The invention belongs to the field of biomass-based functional materials, relates to a difunctional coating based on enzymolysis modified cassava starch as well as a preparation method and application of the difunctional coating, and innovatively solves the technical problem that a single coating gives consideration to oil prevention and water absorption through a synergistic technical path of pretreatment and composite enzymolysis. The core mechanism is as follows: the starch particle structure is destroyed through pretreatment, and the degradation degree of starch is accurately controlled through the synergistic effect of alpha-amylase and saccharifying enzyme, so that an unexpected technical effect is achieved, and an enzymolysis product with a film-forming skeleton (medium molecular weight dextrin) and a hydrophilic unit (small molecular saccharide) is formed; meanwhile, a compact and continuous network structure can be formed by a film-forming framework, and grease permeation is blocked; and the hydrophilic unit endows the coating with a rapid capillary water absorption effect.

The invention discloses a combined drying method for maintaining color and nutrition of mango freeze-dried products, and belongs to the technical field of food processing. The preparation method comprises the following steps: cutting mangoes, performing vacuum impregnation in a composite protection solution containing maltodextrin, trehalose, L-ascorbic acid and citric acid, then performing quick-freezing treatment, and finally adopting a combined drying process combining microwave vacuum drying and vacuum freeze drying to reduce the water content of the materials to the final requirement in two stages. The method is mainly used for efficiently producing a high-quality mango freeze-dried product which can perfectly maintain the natural color, shape and nutritional ingredients of mangoes; the technical problems that the drying period is too long, the energy consumption is high, and color browning and heat-sensitive nutritional ingredient degradation are prone to occurring in the long drying process when mangoes are treated through a traditional freeze-drying technology are effectively solved.

The invention discloses an astragaloside synergistic type composition as well as a preparation method and application of the astragaloside synergistic type composition. Comprising the following components: 8 to 16 parts of astragaloside, 20 to 40 parts of a honeysuckle flower extract, 10 to 20 parts of L-carnitine, 0.1 to 0.5 part of selenium yeast, 3 to 8 parts of diammonium glycyrrhizinate, 5 to 15 parts of taurine, 8 to 20 parts of a fructus forsythiae extract, 2 to 7 parts of vitamin E, 12 to 32 parts of hydroxypropyl-beta-cyclodextrin, 2 to 10.5 parts of maltodextrin, 1 to 7 parts of Arabic gum, 10 to 20 parts of lactose, 1 to 3 parts of zinc gluconate and 2 to 5 parts of magnesium stearate. 1-3 parts of vitamin C, 1-5 parts of xanthan gum and 1-3 parts of lecithin. The composition has a wide application prospect in preparation of veterinary drugs or veterinary food additives.

Animal litter comprising composite particles formed from renewable components where the composite particles include starch and dextrin agglomerated together. The dextrin may be included in an amount of from about 10% to about 50% by weight of the composite particles and the starch may be included in an amount of from about 50% to about 90% by weight of the composite particles. The composite particles may optionally include powdered activated carbon. The litter may advantageously be free or substantially free of non-renewable mineral components, and may exhibit a clump retention of at least about 90% and / or a clump strength of at least 1,000 gf.

The present invention discloses a low GI blackcurrant jam and a preparation method thereof, and relates to the technical field of food processing, the low GI blackcurrant jam comprises the following components by mass: 50-70 parts of blackcurrant pulp, 15-35 parts of a composite sugar source, 0.3-1.5 parts of a compound thickener, 0.1-0.7 part of an acidity regulator, and 5-15 parts of water; the composite sugar source consists of psicose, inulin and resistant dextrin; the compound thickening agent is prepared from apple gum, konjac gum and xanthan gum; the preparation process comprises the following steps: step-by-step sugar melting under a mild condition, colloid pre-dispersing gel melting, fruit pulp mixing, pasteurization, acid regulation and homogenization, sterilization after filling and the like. Through the cooperation of a formula system and a whole-process mild temperature control process, a stable three-dimensional gel network is constructed while the low GI value and the high vitamin C retention rate of the product are achieved, water bleeding and layering are effectively prevented, and therefore the jam product with the healthy property and the excellent texture is obtained.

The invention discloses an embedding method for stabilizing and slowly releasing beta-carotene. The embedding method comprises the following steps: selecting soybean oil; the stirring conditions are as follows: 300 r / min and 75 DEG C; preparing a water phase: stirring 80 kg of maltodextrin and 20 kg of cane sugar at 50 DEG C until 200 kg of distilled water is completely dissolved; the homogenizing conditions are as follows: the high-speed mixing and shearing emulsifying machine shears for 5 minutes at the speed of 17000 r / min, and the high-pressure homogenizing machine homogenizes for 2 minutes at the pressure of 20 MPa; the spray drying conditions are as follows: the pressure is 0.5 MPa, the inlet temperature is 170 DEG C, and the flow rate is 10 mL / min. The particle size D of the optimized beta-carotene microcapsule product is 95lt; according to the present invention, the prepared nano-particles have characteristics of uniform particle size, 300 nm, embedding rate of 94.2%, good stability in the 90-day storage period, and significantly improved solubility.

The invention discloses high-purity resistant dextrin and a preparation method thereof, and the preparation method comprises the following steps: (1) adding 4, 3-alpha-glucosyltransferase into a maltodextrin aqueous solution or a starch solution treated by starch debranching enzyme to react, and after the reaction is finished, deactivating the enzyme; (2) adding alpha-amylase into a reactant in the step (1) to react, and deactivating the enzyme after the reaction is finished; (3) adding alpha-glucosidase into the reactant in the step (2) for reaction, and deactivating the enzyme after the reaction is finished; (4) adding saccharifying enzyme into the reactant in the step (3) to react, and deactivating the enzyme after the reaction is finished; and (5) adding yeast powder into the reactant in the step (4) for fermentation, filtering by a filter membrane after fermentation, collecting membrane filtrate, and drying to obtain the high-purity resistant dextrin. The preparation process is simple and efficient, the product purity is high, the proportion of alpha-1, 3 glucosidic bonds in the prepared resistant dextrin is 40% or above, and the purity of the resistant dextrin is 80-90%.

This invention discloses a multi-target synergistic anti-liver cancer medical food granule and its preparation method. The granule uses medicinal and edible homologous foods and novel resource foods as raw materials, and is composed of curcumin extract, esterified fat-soluble EGCG, Moringa leaf powder, yeast β-glucan, Astragalus extract, Schisandra extract, Salvia miltiorrhiza extract, Poria cocos powder, resistant dextrin, and erythritol in a specific ratio to construct a three-dimensional synergistic system of "direct killing-immune regulation-liver protection," which can induce ferroptosis in liver cancer cells, inhibit protective autophagy, activate the body's immunity, and protect liver cells. This invention employs directional extraction, multi-layer coating, and high-pressure fusion granulation technology. Nanoparticle liposome encapsulation, esterification modification, and pH-responsive enteric coating improve the stability and bioavailability of the components, solving the problems of poor water solubility, low absorption, and easy degradation of natural active ingredients. The granule has clear efficacy, high safety, and stable process, and can be used as a medical food for adjuvant therapy and nutritional support during the recovery period of liver cancer.

To provide a pasty nutritional supplementary food which is easily taken even by an aged person and contributes to prevention from constipation.SOLUTION: The pasty nutritional supplement is obtained by mixing at least indigestible dextrin with almond paste, wherein the mass ratio of the indigestible dextrin to the almond paste is 1:6 to 1:1. Further, honey or glucose may be mixed, and the mixture may be sealed in an aluminum pack.SELECTED DRAWING: None

This invention discloses a highly active compound health supplement made from Cordyceps sinensis, Artemisia argyi, and rhubarb, and its preparation method, belonging to the field of health food and pharmaceutical preparation processing technology. The method includes: adding artificial Cordyceps sinensis ultrafine powder, prepared Rhubarb tanguticum fine powder, Artemisia argyi leaf extract, microcrystalline cellulose PH102, and maltodextrin into a mixer and premixing at 25-35 rpm to allow the powder to adhere to the surface of the excipients; after tableting, the tablets are subjected to ultra-high pressure treatment at 350-380 MPa. This invention achieves uniform distribution and performance optimization of the formulation components without damaging the activity of heat-sensitive components through precise coupling of premixing strength and ultra-high pressure modification parameters. Experiments show that the obtained formulation has an adenosine retention rate ≥96%, a dissolution rate ≥85% after 5 minutes, and excellent moisture resistance and mechanical strength, solving the technical problems of large activity loss, easy moisture absorption, and slow dissolution in traditional formulations.

The invention provides nutritional meal powder with a dampness clearing effect, and belongs to the technical field of food processing. The nutritional meal powder is prepared from the following raw materials in parts by weight: 5 parts of rice, 20 parts of coix seeds, 30 parts of phaseolus calcaratus, 5 parts of gordon euryale seeds, 8 parts of Chinese yams, 25 parts of longan, 4 parts of maltodextrin and 6 parts of xylitol. The longan with the nourishing effect is especially added, and the problem that the coix seeds, the red beans, the gordon euryale seeds and other raw materials are cold and cannot be eaten for a long time is effectively solved. According to the preparation method, the rice, the phaseolus calcaratus and the longan are creatively and uniformly mixed, extruded and puffed, and then crushed, so that the problem that the longan is difficult to crush is solved. According to the invention, the standby powder which is respectively puffed is subjected to secondary puffing, so that the problem that the phaseolus calcaratus is not easy to cook is solved, and the product has good flavor.

The invention discloses escherichia coli BLCY-018 and application thereof, and belongs to the technical field of biology. Escherichia coli BLCY-018 is preserved in China Center for Type Culture Collection on November 20, 2025, the address is No. 299 on eight road in Wuchang District, Wuhan City, Hubei Province, and the strain preservation number is CCTCC NO: M 20252615; 4-alpha-glycosyltransferase can be produced, and the enzyme activity can be effectively improved by optimizing fermentation conditions; the prepared 4-alpha-glycosyltransferase can significantly improve the stability of the crystal structure of the low-DE-value dextrin, delay the aging of the low-DE-value dextrin and improve the stability, so that the solubility and viscosity of the dextrin are improved, the properties of the low-DE-value dextrin and the product state are more stable, and meanwhile, the 4-alpha-glycosyltransferase is more convenient to apply in a liquid state.

This invention relates to the field of nutritional food technology, specifically to a fat-reducing composition for regulating the gut and its preparation method. The fat-reducing composition for regulating the gut comprises the following components by weight percentage: 20-25% solid coconut diglyceride microcrystalline powder, 15-20% fermented gel freeze-dried powder, 3-5% citrus pectin, 8-12% psyllium husk powder, 10-15% defatted coconut powder, 5-8% resistant dextrin, 8-10% pea protein powder, 3-5% freeze-dried mango powder, 4-7% erythritol, 1-2% microcrystalline cellulose, and 0.5-1% citric acid powder. This invention effectively solves the core problems of traditional fat-reducing products—poor ingredient stability, low bioavailability, and limited efficacy—through the dual progressive effects of physical structure and biological fermentation. It systematically achieves a synergistic effect of delaying fat digestion and absorption, long-lasting satiety enhancement, and precise regulation of gut microbiota health, completing a systematic engineering leap from single-component stimulation to simulating human metabolic pathways. This provides a stable, efficient, and safe complete solution for fat-reducing functional foods that regulate the gut.

The application provides probiotic oral burst balls and a preparation process, and belongs to the technical field of probiotic embedding. The probiotic oral burst balls comprise core materials and wall materials. The core materials comprise probiotic raw materials, a flavoring agent, mannose, xylitol, mannose oligosaccharide, glycine, vitamin E and a solvent 1, and the solvent 1 is an oily solvent. The wall materials comprise trehalose, gelatin, cyclic dextrin and a solvent 2, and the solvent 2 is an oily solvent. The probiotic oral burst balls prepared by the preparation process have the characteristics of temperature resistance, acid resistance and storage resistance.