487 results about "Anthocyanidins" patented technology

The invention belongs to the field of medical instrument coloring agents, and provides a natural anthocyanin endoscope coloring agent. According to the invention, the innovative design of combining a ternary color-stabilizing compound formed by anthocyanin, a co-chromophore and hydroxypropyl beta cyclodextrin with a chitosan sodium alginate polysaccharide system and a composite buffer system is adopted, and the viscosity is controlled to be 200-320 millisecond, the particle size of spray droplets is 40-60 microns, and the thickness of a thin film is 10-30 microns through specific molar ratio compatibility and a genipin crosslinking technology. Through accurate regulation and control, the excellent performance that a double-network thin layer is formed under the calcium ion environment that the absorbance retention rate at 520 nanometers is not lower than 90% and the elution rate is not lower than 90% under the irradiation of hundred thousand lux white light is achieved, the technical problems that a traditional endoscope coloring agent is poor in safety, low in stability and insufficient in mucous membrane contrast ratio are solved, and the wide clinical application value is achieved.

The invention discloses application of a plant lactobacillus CCFM1357 to conversion of anthocyanin to generate various active metabolites, inhibition of a cGAS-STING pathway and enhancement of improvement of brain aging, and belongs to the technical field of microorganisms and the technical field of medicines. The phytobacterium plantarum CCFM1357 fermented anthocyanin and the compound preparation thereof provided by the invention have the following effects: (1) a marker for relieving D-gal induced mouse brain senescence and a marker for relieving D-gal induced mouse brain senescence; (2) promoting and relieving D-gal induced mouse histopathologic characterization; (3) relieving D-gal induced mouse neuroinflammation; (4) relieving behavioral characterization of the D-gal induced aging mouse; and (5) a cGAS-STING signal channel is inhibited. The phytobacterium plantarum CCFM1357 fermented anthocyanin and the compound preparation thereof provided by the invention can be used for a product for relieving brain aging, and have a huge application prospect.

The invention belongs to the technical field of emulsion gel preparation, and discloses a preparation method of interpenetrating cross-linked network emulsion gel for improving the stability of anthocyanin and xanthophyll. According to the invention, a whey protein network induced by TG enzyme and a sodium alginate network induced by Ca < 2 + > are mutually crosslinked to form emulsion gel with an interpenetrating network structure, and purple sweet potato anthocyanin extract and xanthophyll are jointly loaded. The whey protein and sodium alginate interpenetrating cross-linked network emulsion gel is good in rheological property, uniform in micro-pore distribution and high in anthocyanin and xanthophyll stability, has the advantages of being natural, environmentally friendly, green and sustainable, and has wide application prospects in the field of functional food.

The invention relates to the technical field of preparation of Pickering emulsion stabilizers, in particular to a protein-polyphenol-polysaccharide ternary covalent complex as well as a preparation method and application thereof. The method comprises the following steps: step 1, preparing a whey protein isolate aqueous solution, completely hydrating the whey protein isolate aqueous solution, compounding a grape seed oligomeric proanthocyanidins aqueous solution and a hydrated protein aqueous solution, adjusting the pH value, and carrying out stirring reaction and dialysis freeze-drying to prepare a protein-polyphenol binary compound; and 2, compounding the binary compound solution with the lycium barbarum polysaccharide solution, uniformly stirring, carrying out Maillard reaction to obtain a ternary compound solution, and freeze-drying to obtain the protein-polyphenol-polysaccharide ternary compound. The invention provides a non-toxic, harmless and pollution-free natural emulsifier and stabilizer, and simultaneously prepares a Chinese wolfberry seed oil Pickering emulsion capable of loading nutritional ingredients and active substances, thereby providing reference for screening research of the natural emulsifier and protection of nutritional ingredients of Chinese wolfberry seed oil, which are easy to photodecompose and oxidize; the problem that the effect of protein serving as a Pickering emulsion stabilizer in the prior art is poor is solved.

The invention relates to the technical field of flammulina velutipes planting, in particular to a flammulina velutipes culture method and compost, which comprises the following steps: S1, preparing purple sweet potato water; the preparation method comprises the following steps: washing fresh purple sweet potatoes, mixing with water in proportion, boiling, cooling, filtering, and taking filtrate as purple sweet potato water for later use; s2, preparing a culture material; the raw materials comprise corncobs, rice bran, bran, cottonseed hulls, sugar beet pulp, soybean hulls, corn flour, brewer's grains, calcium carbonate and shellfish fossils. The preparation method comprises the following steps: weighing solid raw materials in proportion, stirring the raw materials in a stirrer for 10 minutes to obtain a mixture, uniformly mixing the mixture, adding the purple sweet potato water prepared in the step S1, fully stirring the mixture until the mixture is uniformly mixed, and controlling the water content of a final culture material to be 62-68% to obtain the culture medium. The purple sweet potato water is used for completely replacing tap water to serve as a culture material component, the purple sweet potato water is not only a solvent, but also a natural nutrient solution rich in anthocyanin, polysaccharide, vitamins and mineral substances, flammulina velutipes hyphae can absorb and convert the substances, and the anthocyanin content in sporocarp is remarkably increased.

A trace element supplement consisting of lutein, zeaxanthin, astaxanthin, anthocyanins, and proanthocyanidins is designed to improve retinal health in children and adolescents, relieve eye strain, and slow the progression of myopia. The daily dose is 1–20 mg lutein, 0.2–4 mg zeaxanthin, 0.5–8 mg astaxanthin, 10–700 mg taurine, and 0.5–8.5 mg zinc; the nighttime dose is 1–100 mg eyebright extract, 10–300 mg chamomile extract, 1–200 mg anthocyanins, and 1–500 mg proanthocyanidins.

The invention discloses a high-nutrition additive-free candy jam based on seaweed dietary fibers and a preparation method of the high-nutrition additive-free candy jam. The jam comprises the following components in parts by weight: 55-70 parts of a fruit base material, 0.7-1.3 parts of sugar beet-sourced low-methoxy amidated pectin, 2.2-4.2 parts of a seaweed dietary fiber compound system, 0.06-0.18 part of calcium salt, 0.08-0.25 part of an anthocyanin stable system and the balance of water, and exogenous saccharides and artificial or natural sugar substitutes are not added. Wherein the methoxylation degree of pectin is smaller than or equal to 35%, the amidation degree of pectin is 5-20%, and the seaweed dietary fiber compound system comprises brown seaweed soluble dietary fibers and red seaweed galactan dietary fibers. The preparation method comprises the following steps: pulping at low temperature and adjusting acid, dispersing and hydrating polysaccharide, adding glue in batches, degassing and controlling oxygen in stages, introducing laccase for covalent cross-linking, adding calcium in stages to form ionic cross-linking, adding an anthocyanin stabilizing system, filling at low temperature, and carrying out 580-620MPa ultrahigh pressure treatment. A stable gel structure and good water binding capacity are obtained under the condition of no exogenous sugar, bleeding is reduced, anthocyanin and color stability are improved, and meanwhile non-thermal sterilization and storage period safety are achieved.

The invention relates to the technical field of functional nutritious food, in particular to multi-layer skin nutrition powder with a whole-spectrum skin growth and repair promoting effect and a preparation method and application thereof, the core of the multi-layer skin nutrition powder is composed of a collagen peptide system (60-62%), a proteoglycan system (20-22%) and the like, collagen peptide is compounded with three sources of cattle, fish and chicken, and the multi-layer skin nutrition powder has the advantages that the multi-layer skin nutrition powder is prepared; according to the present invention, with the combination of the following components, the skin structure and activity are jointly promoted by using the synergistic effect of the functional polypeptide compound (2.5-3.5%) and the plant active component (3.5-4.5%) rich in asiaticoside and procyanidine, and the nutrition enhancers (4-5%) such as L-ascorbic acid and amino acid chelated zinc and the food-grade auxiliary materials (8-10%) such as microcrystalline cellulose are integrated in the formula, such that the various systems achieve the synergistic effect so as to achieve the effect of nourishing the skin; through the synergistic compatibility of the three-source collagen peptide, the comprehensive supplement of various types of collagen in skin tissues is realized.

The invention discloses a preparation method and application of a blueberry anthocyanin extract, and belongs to the technical field of natural product extraction. The preparation method comprises the following steps: mixing blueberry pomace powder and water according to a solid-liquid ratio of 1: (10-50), exhausting, performing ultrasonic-assisted extraction, adding hemicellulase accounting for 0.6-1.4% of the mass of the pomace powder, extracting at 40-60 DEG C for 1-4 hours, and finally centrifuging to obtain a blueberry anthocyanin extracting solution. According to the method, the blueberry pomace is cooperatively treated by ultrasonic waves and hemicellulase, so that the defects of low efficiency and easy degradation of anthocyanin in a traditional extraction method are overcome, and the method has the outstanding advantages of high extraction rate, good activity maintenance and green and environment-friendly process. The obtained extract shows excellent DPPH and ABTS < + > free radical scavenging ability, and can be widely applied to functional food, health care products and cosmetics as a natural antioxidant.

The invention relates to the technical field of preparation of cured beef, and discloses low-salt cured beef which comprises main materials and auxiliary materials in parts by mass as preparation raw materials, the main materials comprise fresh yellow cattle meat and compound salt, and the auxiliary materials comprise tea polyphenol, alanine, calcium gluconate and a kelp powder aqueous extract. The formula comprises 100 parts of fresh yellow cattle meat, 5 parts of compound salt, 0.1 part of tea polyphenol, 0.2 part of alanine, 0.5 part of calcium gluconate and 1 part of kelp powder aqueous extract. The method comprises the following steps: putting cleaned beef strips into a microwave oven, mixing 5% of compound salt with tea polyphenol, anthocyanin, rosemary extract, alanine and calcium gluconate in order to improve the pickling efficiency, adding 50 parts of clear water, and uniformly stirring to prepare a pickling solution; and cooling the fried cured beef to room temperature, packaging with a vacuum packaging bag, and carrying out ultrahigh pressure treatment (300MPa, 5 minutes) to replace irradiation, prolong the shelf life and retain the flavor, so that the method has the advantages of traditional flavor, prolonged shelf life, simple production process and the like.

The invention relates to the technical field of food packaging, in particular to a dual-antioxidant packaging film as well as a preparation method and application thereof. The dual antioxidant packaging film disclosed by the invention is prepared from the following components in parts by mass: 3.2 to 4 parts of starch, 0.8 to 1 part of glycerol, 0.8 to 1 part of polysaccharide, 0.02 to 0.16 part of berberine / anthocyanin self-assembled nanoparticles and 93.98 to 95.2 parts of water. The packaging film prepared by the invention is uniform in structure, has good mechanical properties and moisture and oxygen barrier properties, shows an intelligent slow release characteristic in a pH value change or oxidation environment, can realize controllable release of the tea tree essential oil, and significantly improves the antioxidant and antibacterial activity of the film. The material source is natural, renewable and biodegradable, and the environment-friendly fresh-keeping packaging material is suitable for fresh-keeping packaging of foods such as fruits, vegetables and meat products, and has good environment friendliness and industrial application prospects.

The application discloses a pH-responsive degradable composite bacteriostatic film derived from waste bone powder extract and a preparation method thereof. The main components of the film are collagen and hydroxyapatite extracted from waste bone powder, citric acid monohydrate-betaine and lactic acid-betaine eutectic solvent, and in addition, purple corn anthocyanin is used as a pH response agent, and citric acid monohydrate-betaine eutectic solvent is used as a crosslinking agent and a bacteriostatic agent. In the preparation process, collagen and hydroxyapatite are mixed with an aqueous solution of eutectic solvent and heated, and after the system is reduced to room temperature, the anthocyanin aqueous solution is added, mixed, and ultrasonic defoaming is performed, then the film forming liquid is poured into a clean mold, vacuum dried, and cooled to remove the film. The pH-responsive degradable composite film prepared based on the above method has good properties, not only has the characteristics that the overall color changes with the microenvironment pH, but also has good mechanical strength, bacteriostasis and degradability, and has wide application potential in many fields such as food preservation.

The invention relates to a process for purifying maritime pine bark by selective sieving and grinding, as well as the extracts obtained from this purified bark. The purified bark of the invention is obtained by a three-step process consisting of pre-sieving the raw bark, followed by selective grinding of the pre-sieved bark with a non-shearing grinder, followed by sieving of the selectively ground raw bark. The maritime pine bark extracts obtained from this purified bark can be obtained by extraction with water or with a mixture of water and ethanol. Extracts obtained by water extraction have a procyanidin content of between 65% and 75%, while extracts obtained with a mixture of water and ethanol have a procyanidin content greater than or equal to 70%.Extracts of maritime pine bark obtained from the purified bark of the invention can be used as ingredients for the formulation of food supplements, functional foods or cosmetic products.

The present application relates to anthocyanin extraction technical field, disclose a kind of berry anthocyanin extraction equipment and extraction method, extraction equipment includes: extraction machine, the working area of extraction machine is provided with fruit juice cold filtering mechanism, for cold treatment berry and realize efficient extraction;Fruit juice cold filtering mechanism includes four vertical setting mid vertical tube, cloth bag and supply suction liquid component;Wherein: four mid vertical tubes are fixed in matrix in the center position of extraction machine working area, form stable support structure;Mid vertical tube top and limiting disc form rigid connection, bottom is fixedly arranged bottom disc by welding mode;Supply suction liquid component is connected with four mid vertical tubes;Limiting disc is rotatably provided with bevel gear disc outside by bearing assembly, form rotary drive structure;The present application is by setting fruit juice cold filtering mechanism, using 0 to 5 ℃ low temperature extraction liquid and pure water form high pressure cold vortex flow, while physically crushing berry, effectively avoid the damage of high temperature to anthocyanin activity.

The utility model discloses a small anthocyanin normal temperature storage device can complete the action of opening export and driving piston discharging anthocyanin in proper order through pulling sealing sliding cover, and the operation is convenient, after closing sealing sliding cover, spring locking pin can compress locking lever, and then compress driving rack and sealing sliding cover, prevent the sealing sliding cover loosening due to the external force vibration, improved sealing, ratchet rack mechanism can prevent piston moving to the direction of moving away from export, when closing export, push sliding cover and drive gear to roll on driven rack, cooperate separating wedge block to make gear and driven rack and driving rack separate, when gear and driven rack and driving rack separate, cooperate to make the position of sliding block locking with check pawl, and then the position of gear is locked, and then make ratchet rack mechanism lock piston position, ensure that the anthocyanin of shell is under the same extrusion force when pulling sliding cover each time, and then realize quantitative discharging anthocyanin, can satisfy accurate demand.

The invention discloses an electrolyte used in a high cut-off voltage environment and a preparation method thereof, and relates to the technical field of battery electrolyte materials. According to the electrolyte, molecular components with electrochemical activity in anthocyanin can be specifically extracted by utilizing the extraction effect of a reference electrolyte solution, and the molecular components can be preferentially adsorbed on the surface of a high-cut-off-voltage positive electrode with negative electricity through electrostatic interaction, so that a chain decomposition reaction can be cut off, lattice oxygen can be directly anchored, and the electrochemical activity of anthocyanin is improved. Lattice oxygen release is inhibited from the source; the synergistic effect of a dual protection mechanism of'dynamic clearing-static anchoring 'is realized; moreover, the impedance of ion transmission is prevented from being increased by utilizing high-speed centrifugal treatment; the electrolyte can significantly inhibit a chain decomposition reaction in a high cut-off voltage environment, effectively avoids the formation of an over-thick or over-high impedance interface layer, ensures the capacity and cycle capacity retention ratio of the battery in the high cut-off voltage environment, and is suitable for large-scale application in lithium batteries in the high cut-off voltage environment.

The utility model discloses an intelligent device for efficiently extracting mulberry anthocyanin, which belongs to the technical field of anthocyanin and comprises a crushing box, a mixing box, a collecting box, a crushing component, a mixing component and an evaporating component. The crushed mulberry puree enters the mixing box, an ethanol solution is injected and mixed, the mixed liquid is injected into the evaporation boxes to be evaporated, evaporation can be conducted at the same time through the multiple evaporation boxes, the mulberries are continuously treated through the crushing box and the mixing box, and the mulberry puree is more uniform. The evaporation assembly enables filtrate filtered by the filtering assembly to enter one evaporation box to be evaporated, and a third driving motor rotates to drive a rotating disc to rotate, so that a new evaporation box is located below a second electromagnetic valve to receive new filtrate; after the evaporated evaporation box is moved to the position above the collection box, a third driving motor is started, and the extracting solution is put into the collection box to be stored.

The invention relates to a preparation method of bio-based dual-network intelligent medical hydrogel, and relates to a preparation method of high polymer material medical hydrogel, the hydrogel takes bio-based material microcrystalline cellulose as a raw material, the bio-based material microcrystalline cellulose and a green cross-linking agent citric acid are esterified and cross-linked to form single-network (SN) hydrogel, and the single-network hydrogel and the green cross-linking agent citric acid are further subjected to solution treatment to form dual-network (DN) hydrogel. Anthocyanin is introduced in the process of forming the double-network hydrogel. In the SN forming process, risks possibly caused by toxic residues of a chemical cross-linking agent are effectively avoided; the anthocyanin is used as a natural antioxidant, so that the hydrogel has the functions of eliminating free radicals, resisting cancer, resisting inflammation, inhibiting bacteria and the like; meanwhile, due to the introduction of anthocyanin, the prepared DN hydrogel has excellent mechanical properties and obvious pH response, and can be applied to the field of wound dressings. The wound healing condition can be judged according to the color change caused by pH fluctuation, the unnecessary dressing replacement frequency is reduced, and the treatment efficiency is improved.

The invention discloses antibacterial mouthwash as well as a preparation method and application thereof, and belongs to the technical field of daily chemical products. According to the invention, egg white lysozyme, ferulic acid and grape seed procyanidine are taken as core components, and the mouthwash with an efficient bacteriostatic effect is developed. And the antibacterial rates of streptococcus mutans and porphyromonas gingivalis are 96.88% and 96.30% respectively. Researches show that bacterial biofilms can be destroyed by using the mouthwash, and the biofilm quantity is reduced by 53.7% after the bacterial biofilms are treated for 24 hours; extracellular polysaccharide is inhibited, the content of water-insoluble glucan is reduced by 62.3%, and synthesis of a key cariogenic matrix is hindered; the acid production capacity is regulated and controlled, the pH change of 24-hour culture is only 1.50, and xylitol competitively inhibits glycolysis and cooperates with ferulic acid to block bacterial metabolism. The mouthwash prepared by the invention avoids the problem of enzyme activity inhibition of the ionic surfactant of the traditional mouthwash, takes effect more quickly, and provides a basis for developing natural, safe and efficient functional mouthwash.

The utility model discloses equipment for preparing a peanut membrane extract containing proanthocyanidins with the concentration of more than 50%. The equipment comprises a base, the shell is connected with the base, and a containing cavity is defined by the shell and the base; the filter cartridge is accommodated in the accommodating cavity and comprises a cartridge body which is detachably connected with the base; the top cover is arranged on the cylinder body, the top cover is detachably connected with the cylinder body, an inner cavity is defined, and the inner cavity is used for containing a peanut film; the retaining ring is respectively connected with the barrel and the top cover to limit the top cover to move relative to the barrel; and the driving device is arranged on the base, is in transmission connection with the cylinder body and is used for driving the filter cylinder to rotate along the circumferential direction. The device can prevent expanded peanut membranes from entering filtrate, improves the filtering effect, increases the yield, prepares peanut membrane extracts containing proanthocyanidins with the concentration of more than 50%, and plays roles in regulating blood sugar and body fat, resisting aging and the like.

The present application relates to the technical field of reversing insulin resistance, and particularly relates to a composition with components for reversing insulin resistance and a preparation method thereof, the composition comprising quercetin, procyanidin, malic acid, magnesium carbonate, zinc lactate and grains, and through synergistic effects of the components, the composition can reduce fasting blood glucose, fasting insulin and insulin resistance index, and improve insulin sensitivity index, and overcomes the problems in the prior art that the components of the traditional Chinese medicine composition are complex, the effective components for reversing insulin resistance and the synergistic mechanism are not clear, and the content of the effective components in the same medicine is not consistent due to the influence of the growth environment, resulting in unpredictable treatment effect.

This invention provides a ready-to-eat convenience food made from whole colored potatoes and its preparation method. The raw materials of the ready-to-eat convenience food include the following components: colored potatoes, wheat flour, rice flour, corn flour, soybean flour, lotus root powder, wheat gluten, eggs, milk powder, modified vitamin C, citric acid solution, modified sucrose ester, granulated sugar, and baking soda. Compared with existing ready-to-eat grain foods, this invention uses fresh whole colored potatoes as the main ingredient, combined with various grain crops as raw materials, and incorporates wheat gluten, lotus root powder, eggs, and milk powder to construct a complete nutritional complex formula system in which carbohydrates, high-quality protein, and various micronutrients coexist synergistically, thus possessing the aroma and nutrition of various major grain crops such as potatoes, rice, wheat, beans, and corn. Simultaneously, this invention employs a non-frying processing method combining steaming and low-temperature drying, avoiding the destruction of nutrients caused by high-temperature frying, which helps retain natural anthocyanins and other antioxidant active substances, improving the overall antioxidant capacity of the product, and demonstrating good blood sugar control and anti-aging effects at the nutritional level.

The utility model discloses a separation and purification device based on macroporous resin, and relates to the technical field of separation and purification, the separation and purification device based on macroporous resin comprises a chromatographic column, the chromatographic column is provided with a chromatographic structure convenient for separation and purification, the chromatographic structure comprises a feed port, a fixed base and a circular truncated cone flow guide ring, the feeding hole is fixedly formed in the upper end part of the chromatographic column, the fixed base is positioned at the lower end part of the chromatographic column, each circular truncated cone flow guide ring is positioned on the inner side wall of the chromatographic column, an adjusting valve is arranged at the lower end part of the chromatographic column, and two column mounting grooves are formed in the upper end part of the feeding hole. The chromatographic column is arranged to purify anthocyanin, the purity of the obtained anthocyanin is higher than that of unpurified anthocyanin, toxic organic solvents are avoided in the whole process, only ethyl alcohol is used, environment friendliness is achieved, resin can be repeatedly used, and the production cost is reduced.

The invention relates to the technical field of molecular breeding, and discloses a functional marker development method based on a rice anthocyanin synthesis key gene OsTTG1 and application of the functional marker development method in molecular assisted breeding. The marker comprises a specific primer composition: a forward primer as shown in SEQ ID NO: 1, a reverse primer (used for specifically amplifying an A allele) with the 3'end being AT 'as shown in SEQ ID NO: 2, a reverse primer (used for specifically amplifying a G allele) with the 3' end being AC 'as shown in SEQ ID NO: 3, and universal fluorescent primers as shown in SEQ ID NO: 4 and SEQ ID NO: 5. The invention further provides a kit containing the primer composition, a method for carrying out fluorescent PCR typing by utilizing a PARMS technology and application of the kit in screening high-anthocyanin rice germplasm. The marker is used for directly detecting a functional site, the verification accuracy rate in 419 germplasm reaches 99.05%, the breeding efficiency can be remarkably improved, and the breeding period can be shortened.

The invention belongs to the field of starch modification processing, and provides a method for preparing starch-polyphenol RS5 type resistant starch. According to the method, through physical-polyphenol composite synergistic modification, a procyanidine polyphenol structure and sweet potato starch are utilized to form a hydrogen bond / hydrophobic effect, starch molecular chains are induced to be directionally rearranged, a resistant crystal structure is stabilized, and the preferable process conditions are as follows: the temperature is 85-90 DEG C, the time is 18-20 minutes, the addition amount of procyanidine is 3-7% of a starch dry basis, and the final resistant starch content reaches 36.39-46.86%. Compared with a traditional method, the raw material utilization rate and the product yield are remarkably improved. The whole process has the advantages of no chemical reagent, simple operation, low equipment cost, and stable resistant starch content of the product.

This invention provides a low glycemic index blueberry extract and its preparation method, belonging to the field of beverage processing technology. The preparation method includes the following steps: blueberries are pulped, then fermented using a compound strain of Lactobacillus acidophilus, Lactobacillus plantarum, and Bifidobacterium, filtered through a membrane filtration device to obtain a blueberry fermentation broth; blueberries are crushed, the pH of an ethanol solution is adjusted to 2-3 with citric acid, followed by ultrasonic extraction, centrifugation to collect the supernatant, and then vacuum distillation of the supernatant to obtain anthocyanin extract concentrate; the anthocyanin extract concentrate is freeze-dried to obtain anthocyanin extract dried product; the anthocyanin extract dried product and blueberry fermentation broth are mixed evenly at a mass-volume ratio of (0.2-0.3) g:1L, then maltitol is added to adjust acidity and sweetness, homogenized, filtered, and sterilized to obtain the blueberry extract. By using compound probiotic fermentation to reduce sugar content and combining it with alcohol extraction to enhance anthocyanins and improve efficacy, the resulting product has anthocyanin content ≥400 mg / L and a low GI.

The invention is a color capsule suitable for use in food products, comprising a primary emulsion emulsified in a biopolymer-based and gel-form secondary emulsion, and an anthocyanin extract emulsified in the primary emulsion. The invention also describes a method for the production of the color capsules of the invention, comprising the process steps of obtaining an anthocyanin extract from plant raw materials (a), emulsifying the anthocyanin extract in a primary emulsion (b), emulsifying the primary emulsion in a biopolymer-based secondary emulsion in order to obtain a biphasic emulsion (c), and spraying the biphasic emulsion into a salt bath using the electrospraying technique in order to form biphasic emulsion-based gel-form capsules (d).

The invention relates to the technical field of wine preparation, and discloses a brewing method of low-degree sweet type red wine, the brewing method comprises ten steps of raw material screening, segmented temperature control extraction, compound fermentation, gradient degree reduction, low-temperature sugar stabilization, flavor blending, clarification and filtration, aging and curing, sterile filling and finished product inspection, the alcoholic strength of the final product is 8% vol to 11% vol, the residual sugar content is 45 g / L to 65 g / L, and the content of the low-degree sweet type red wine is 1%. The total acid content is 5.5 g / L-7.0 g / L. And raw material screening. According to the preparation method disclosed by the invention, through proportioning the cabernet sauvignon and the rosa rugosa as raw materials and combining segmented temperature-controlled extraction and compound fermentation, anthocyanin and fruity substances in the grape skin residues can be fully extracted, and multi-flavor esters can be generated by virtue of aroma-producing yeast; the natural crataegus pinnatifida bunge concentrated juice and the rose essential oil are subsequently added for blending, and oak barrel aging and tannase astringency reduction are matched, so that the finished product finally presents a compound flavor, is mellow and sweet in taste, free of astringency and long in aftertaste, and solves the problems that the traditional low-degree sweet red is thin in flavor and inharmonious in fragrance.

This invention discloses a low-allergen compound oral liquid for middle-aged and elderly people that protects the liver, stabilizes blood pressure, blood sugar, and blood lipids, combats aging, aids sleep, and prevents Alzheimer's disease. It belongs to the field of food and medicine homology health food technology. The invention uses kudzu root extract, Japanese raisin tree fruit extract, mulberry leaf extract, jujube seed saponins, Acer truncatum seed oil (nervonic acid), blueberry anthocyanins, bitter melon small molecule peptides, wolfberry polysaccharides, γ-aminobutyric acid, and chrysanthemum flavonoids as core active ingredients, refined with a prebiotic system. This invention achieves comprehensive conditioning effects for middle-aged and elderly people through the synergistic action of five pathways: liver protection and metabolism, vascular regulation, anti-oxidation and anti-aging, nerve calming, and brain nerve repair. It simultaneously nourishes and protects the liver, stabilizes blood pressure, blood sugar, and blood lipids, delays aging, improves intractable insomnia, enhances memory, slows brain atrophy, and prevents Alzheimer's disease. This formula strictly avoids eight common allergens, is pure and mild, and contains no irritating additives, making it suitable for long-term use by middle-aged and elderly people with weak constitutions. This product is an oral liquid formulation, with small molecule extraction, strong permeability, rapid absorption, low gastrointestinal burden, stable production process, and high safety. It has extremely high clinical promotion value and industrialization prospects.

This invention discloses a method for assessing the oxidation state of specialty berry wines based on dissolved oxygen and oxidation-reduction potential (ORP). Using berry wines aged for 8 months with dissolved oxygen levels less than 0.2 mg / L and ORP less than -50 mV as a benchmark, wine samples with different initial dissolved oxygen gradients were prepared and accelerated to 4 weeks at 40°C. Dissolved oxygen, ORP, anthocyanin retention rate, total phenolic retention rate, ΔE, and sensory scores were simultaneously measured. A dissolved oxygen-ORP linear regression model was established, and piecewise linear regression was used to identify two key inflection points. Based on this, the oxidation state was classified into five levels: safe reducing state, transitional state, slightly oxidized state, moderately oxidized state, and heavily oxidized state. Quality index ranges and production recommendations for each level were provided. After 12 months of bottle storage validation, the model's prediction accuracy reached 92.5%. This invention can rapidly assess the oxidation state of specialty berry wines and guide precise oxygen control.