192 results about "Green tea extract" patented technology

The invention relates to the technical field of nutritional supplements. A traditional fat reducing method mainly comprises dieting, high-intensity exercise, medicine weight losing and the like. However, dieting may lead to malnutrition; high-intensity sports are difficult to insist, and sports injury is easily caused; in order to solve the technical problems, the invention discloses a fat-reducing nutritional composition capable of improving metabolism, and the fat-reducing nutritional composition can be used for solving the technical problems of severe side effects such as tachycardia, insomnia and the like caused by medicine weight loss. The composition comprises the following components in parts by weight: 13-21 parts of a bitter gourd extract, 15-31 parts of a garcinia cambogia extract, 13-17 parts of oat fibers, 17-23 parts of whey protein powder, 7-9 parts of linseed oil, 6-14 parts of a green tea extract, 9-15 parts of a calcium supplement and 15-19 parts of a purple perilla seed extract, and can provide energy for a user, supplement immune globulin, lactoferrin and a calcium source, improve the immunity of the user and improve the immunity of the user. The body metabolism level and immunocompetence are improved, absorption of fat in digestive tracts can be effectively inhibited, storage of fat in the body is reduced, fat consumption is promoted, and the fat reducing effect is achieved.

The invention relates to the technical field of cosmetics, in particular to a nanoscale repair composition, a nanoscale repair cosmetic and a preparation method and application of the nanoscale repair composition and the nanoscale repair cosmetic. The invention discloses a nanoscale repairing composition. The traditional Chinese medicine composition is prepared from the following raw material components in parts by weight: 4 to 6 parts of herba centellae extract, 2 to 4 parts of chamomile extract, 2 to 4 parts of radix ginseng extract, 1 to 3 parts of rhizoma curcumae longae extract, 3 to 5 parts of aloe extract, 1 to 3 parts of oat extract, 1 to 2 parts of liquorice root extract, 0.3 to 0.7 part of green tea extract, 0.5 to 1.5 parts of radix salviae miltiorrhizae extract, 0.5 to 1.5 parts of radix angelicae sinensis extract and 0.5 to 1.5 parts of ganoderma atrum extract. , 0.5 to 1.5 parts of radix astragali seu hedysari extract, 0.3 to 0.7 part of rhizoma polygoni cuspidati extract, and 0.3 to 0.7 part of onion extract. The nanoscale repairing composition and the nanoscale repairing cosmetic disclosed by the invention can improve the moisture content of skin, reduce moisture loss and redness of the skin, accelerate healing of injured skin, effectively relieve inflammatory response and promote collagen regeneration of the skin.

The invention provides a fat-reducing composition based on an agaricus bisporus extract as well as a preparation method and application of the fat-reducing composition, and belongs to the technical field of nutrition and health care. The fat-reducing composition comprises the following raw materials in parts by weight: 10-30 parts of an agaricus bisporus extract, 5-15 parts of a green tea extract, 5-15 parts of bitter gourd peptide, 3-10 parts of seaweed meal and 10-30 parts of resistant dextrin. The agaricus bisporus extract disclosed by the invention can regulate intestinal flora and promote fat metabolism; tea polyphenol in the green tea extract can inhibit fat synthesis and promote fat oxidation; momordica charantia peptide has an obvious hypoglycemic effect; the seaweed meal (containing fucoxanthin) has the effects of burning fat cells and eliminating fat accumulation; the resistant dextrin is used as dietary fiber, so that satiety is increased, and caloric intake is reduced. The raw materials cooperate with each other, so that the composition has better fat-reducing and weight-reducing effects, and the total cholesterol and triglyceride levels are reduced.

The invention relates to the technical field of conditioners, in particular to a conditioner for improving crop stress resistance and a preparation method thereof, and the conditioner comprises the following raw materials: plant hormones, trehalose, humic acid, a complex microbial inoculant, modified nano sodium alginate, modified nano zinc oxide, lactic acid, a green tea extract and a licorice extract. The modified nano-sodium alginate, the modified nano-zinc oxide and the lactic acid play a role through a synergistic effect, the modified nano-sodium alginate and nutrient substances form a modified nano-sodium alginate gel compound through physical adsorption and chemical effects, stress-resistant peptides on the surface of the compound directly activate immune systems of crops, synthesis of stress-resistant proteins is promoted, and the stress resistance of the crops is improved. The modified nano-zinc oxide enhances the absorption of nutrient substances by crop root cells, assists the activation of crop immune systems, and synergistically enhances the disease resistance and stress resistance of crops, and the lactic acid effectively stabilizes the pH value of the conditioner, relieves the oxidation pressure of crops under adverse conditions, and enhances the physiological stability of crops.

The invention relates to the field of skincare products, and particularly discloses skincare gel loaded with ganoderma lucidum exosome and a preparation method of the skincare gel. The skin care gel loaded with the lucid ganoderma exosome is prepared from the following raw materials in parts by weight: 20 to 40 parts of hydrogel matrix, 2 to 4 parts of lucid ganoderma exosome nanoparticles, 2 to 6 parts of niobium carbide nanosheets, 1 to 3 parts of nicotinamide, 0.1 to 2 parts of phenethyl resorcinol and 0.1 to 3 parts of green tea extract, the Mailing exosome nanoparticles are of a core-shell structure, a core layer comprises Mailing exosome and papain in a mass ratio of 1: (0.1-0.2), and a shell layer comprises a polylactic acid-glycolic acid copolymer and a penetration enhancer in a mass ratio of 1: (0.1-0.3). The skin-care gel provided by the invention has remarkable whitening, moisturizing and skin brightening effects.

The invention discloses a fresh-cut eggplant anti-browning and fresh-keeping method based on composite plant extract synergistic heat treatment, and the method comprises the following steps: S1, preparing a composite plant extract comprising the following components: a green tea extract, a rosemary extract, a licorice extract, trehalose, chitosan oligosaccharide, curcumin microcapsules, soybean lecithin, Tween, and the balance of pure water; s2, the fresh-cut eggplants are soaked in a composite plant extracting solution, gradient heat treatment is carried out, and the gradient heat treatment comprises the following three stages of a heat activation permeation stage, a cooling stabilization stage and a cold shock fixation stage; and S3, slightly draining the treated fresh-cut eggplants, and packaging with a preservative film. Through the synergistic effect of various plant extracts and an elaborately-designed gradient heat treatment process, effective inhibition of browning of the fresh-cut eggplants is achieved, the fresh-keeping period is remarkably prolonged, good quality can be kept for 10 days or above under the condition of 4 + / -1 DEG C, and the fresh-cut eggplant fresh-keeping method has a good application prospect.

The invention provides microcapsule seasoning powder containing active plant components for cats and a preparation method of the microcapsule seasoning powder, the microcapsule seasoning powder comprises a double-layer embedding system, and the microcapsule seasoning powder comprises the following raw material components in percentage by weight: 10-14 wt% of a composite core material, 32-36 wt% of a multifunctional food calling base material, 35-39 wt% of the double-layer embedding system and 14-16 wt% of functional auxiliary materials; the composite core material is prepared by compounding a mint extract, a green tea extract, a chicory extract, a mulberry leaf extract and a hawthorn extract according to the mass ratio of (1.8-4.5): (1.2-3): (0.8-1.5): (0.5-1.2): (1-2). The cat food has a dual-stage targeting effect of low release in the stomach and high release in the intestinal tract, has high palatability, has the effects of promoting the health of the intestinal tract, improving metabolism and resisting aging synergistically, is long-acting and stable, and can be suitable for various types of functional foods for cats.

The invention relates to the technical field of functional fibers, and particularly discloses a chinlon BI fiber with an anti-allergy function prepared by using a molecular nest technology, which is prepared from the following raw materials in parts by weight: 100-300 parts of chinlon chips, 15-30 parts of molecular nests containing plant active ingredients and 1-7 parts of a dispersing agent, the molecular nest containing the plant active ingredients is obtained by loading a calendula extract, a liquorice extract and a green tea extract on sulfonated mesoporous silica, and the sulfonated mesoporous silica can stably adsorb the plant active ingredients, so that carbonization inactivation caused by high temperature of spinning due to direct addition of natural active ingredients is avoided; therefore, the chinlon BI fiber disclosed by the invention has an anti-allergy function, and is remarkable in antibacterial and antioxidant activity and wide in market application prospect.

The invention provides hydrogel with a wound healing function and a preparation method thereof.The hydrogel is prepared from, by mass, 50-70 parts of basic gel matrix, 20-30 parts of natural medicine extract and 8-10 parts of bioactive ingredients; the natural medicine extract comprises superfine pearl powder, a semen cassiae extract, an aloe extract, a cortex phellodendri extract, a honeysuckle flower extract, a dandelion extract, a centipede extract, a fructus forsythiae extract and a green tea extract; the bioactive components comprise epidermal growth factors, heparin sodium, mussel mucin and nano-silver ions; on the basis of a commercially available compound cortex phellodendri liniment, further research and development are carried out, the superfine pearl powder, the semen cassiae extract, the aloe extract, the green tea extract and other natural medicine components are added, the optimal proportion is selected, and the basic gel matrix, the bioactive components and the like are combined, so that the wound healing rate, the antibacterial rate and the water holding rate of the hydrogel are remarkably improved finally.

The invention provides a preparation method of yak bone collagen peptide, a composition for promoting skeletal development and application of the composition, and relates to the technical field of health food. The preparation method comprises the following steps: carrying out ultrasonic pretreatment on yak bones, and degreasing through supercritical CO2 to obtain a degreased product; mixing the degreased product with a fishy smell removing agent to obtain a fishy smell removing product; the fishy smell removing agent is an aqueous solution of a plant extract; the plant extract is selected from at least one of amomum tsao-ko extract, turmeric extract, green tea extract or momordica grosvenori extract; the fishy smell removal product is subjected to an enzymatic hydrolysis reaction through an immobilized compound enzyme reactor, wherein the compound enzyme is prolyl endopeptidase, papain and ficin; obtaining a crude product; carrying out ultrafiltration by adopting a filter membrane with the molecular weight cut-off of 1kDa, and adsorbing through macroporous resin. The yak bone collagen peptide and the composition prepared by the invention can obviously improve the body length, promote the skeletal development and promote the secretion of growth hormone, and meet the growth requirements of children.

The invention discloses an anti-decayed tooth toothpaste containing sugarcane leaf polysaccharide and a preparation method thereof. The toothpaste is prepared from the following raw materials in parts by weight: 3-6 parts of sugarcane leaf polysaccharide, 0.5-0.8 part of propolis extract, 0.05-0.09 part of antibacterial peptide, 2-5 parts of green tea extract, 80-100 parts of auxiliaries, 5-10 parts of deionized water and 2-4 parts of natural tea tree oil. The preparation method comprises the following steps: uniformly mixing all the raw materials, heating and stirring, and carrying out vacuum degassing to prepare the paste. The toothpaste disclosed by the invention can be used for efficiently inhibiting / killing oral pathogenic bacteria, maintaining the micro-ecological steady state of oral health and reducing erosion of acid substances to enamel, has excellent effects in the aspects of protecting gingiva, resisting inflammation, preventing bacterial breeding and resisting decayed teeth, and keeps lasting efficacy.

The invention belongs to the technical field of cosmetics, and particularly relates to a silk fibroin aggregate-based dispersed organic active substance as well as a preparation method and application thereof. The preparation method of the silk fibroin aggregate-based dispersed organic active substance comprises the following steps: (1) dissolving an organic active substance in a first solvent to obtain a first solution; dissolving the silk fibroin aggregate in a second solvent to obtain a second solution; (2) slowly adding the second solution into the first solution, mixing and homogenizing to obtain a silk fibroin aggregate-based dispersed organic active substance; wherein the silk fibroin aggregate is prepared by mixing a silk fibroin aqueous solution and alcohol. The silk fibroin aggregate-based dispersed organic active substance prepared by the preparation method can improve the bioavailability of the organic active substance (such as vitamin C, hyaluronic acid, coenzyme Q10, nicotinamide, arbutin, kojic acid, licorice extract, centella extract, chamomile extract or green tea extract) in cosmetics.

The invention discloses a preparation method of jade sugarcane juice, and relates to the technical field of food processing, the method comprises the following steps: S1, juicing and ozone sterilization; s2, adding a green color fixative for color protection treatment; s3, adding a clarifying agent; s4, performing non-thermal sterilization treatment; and S5, packaging and storing. The green color fixative is prepared from the following raw materials in percentage by weight: 10 to 20 percent of organic acid, 1 to 3 percent of green tea extract, 0.5 to 1 percent of apple polyphenol, 0.3 to 1 percent of sodium sulfite and the balance of water. The method can effectively sterilize and maintain the quality of the sugarcane juice, ensures that the original color, texture and flavor are not lost in long-time storage, and the prepared sugarcane juice is clear and bright in jade.

To provide a production method of green tea leaves capable of being used for preparation of a green tea extract in which, odd taste and / or roughness of a taste are suppressed even being extracted at a high temperature, a green tea extract extracted from the green tea leaves, and a beverage or the like including the green tea extract.SOLUTION: There is provided a production method of green tea leaves including a step A for bringing raw material tea leaves into contact with raw tea leaves for one hour or more under presence of a solvent, for acquiring green tea leaves of the present invention.SELECTED DRAWING: None

The invention discloses a feed additive for improving the immunity of dairy cows in the perinatal period, and belongs to the technical field of nutritional feeds, the feed additive comprises the following components: nutritional additives: 500-1000 IU / kg of vitamin E, 0.1-0.3 mg / kg of selenium, 30-50 mg / kg of zinc, 10-20 mg / kg of copper, 20-40 mg / kg of manganese, 0.95-1.1 mmol / L of calcium and 10-20 mL / kg of linseed oil; and the non-nutritional additive comprises the following components: 1 to 5 * 10 < 9 > CFU / kg of lactic acid bacteria, 5 to 10 g / kg of prebiotics, 50 to 100 mg / kg of rosemary extract, 50 to 100 mg / kg of green tea extract and 50 to 100 mg / kg of yeast extract. Vitamin E, selenium, zinc, copper, manganese and other nutrients in the nutritional additive can enhance the oxidation resistance and immune function of dairy cows, so that various diseases including oxidative stress related diseases, infectious diseases, reproductive disorders, skeleton diseases and the like can be prevented.

The invention relates to the technical field of cosmetics, in particular to a tea-pine composition with a cell repairing effect and a preparation method and application thereof. The tea-pine composition with the cell repairing effect is prepared from a Longjing green tea extract and a pine plant extract, the mass ratio of the Longjing green tea extract to the pine plant extract is (2-5): (1.5-5). By compounding the Longjing green tea extract and the pine plant extract, the limitation of a single component can be reduced, multiple antioxidation can be realized, the antioxidation effect is more stable and more lasting, and cell repair is remarkably improved, so that the problems of inflammation and aging of skin are solved.

The invention relates to the technical field of preparation of modified milk powder, and discloses formula camel milk powder with a blood fat reducing function, which comprises the following raw materials: camel milk powder, red yeast rice extract, hawthorn extract and green tea extract. The composition can further comprise raw materials of oat beta-glucan or zinc citrate. Flavones, polyphenols and other plant active ingredients in the extracts of the various medicinal and edible materials have a synergistic effect with rich fatty acids, high-quality proteins, natural antioxidant active substances and the like in the camel milk, so that the blood fat reducing function of the camel milk powder is remarkably improved, the acting time of the blood fat reducing function of the camel milk powder is shortened, and the blood fat reducing dosage of the camel milk powder is reduced; in addition, the selected raw materials are all from extracts of medicinal and edible materials, so that good safety is achieved, and the application prospect is wide.

The invention relates to the field of antioxidant skin care products, and mainly relates to astaxanthin essence with a natural antioxidant effect and a preparation method of the astaxanthin essence. The invention relates to astaxanthin essence with a natural anti-oxidation effect. The astaxanthin essence is prepared from a water phase, a liquid phase and a liquid phase, wherein the water phase comprises 15-30% of a natural plant extracting solution, 3-8% of a humectant, 0.3-1.5% of a thickening agent and a preservative; an oil phase: 5%-14% of vegetable fat, 1%-4% of lecithin, 0.5%-2% of a rosemary extract and 0.3%-1.5% of a green tea extract; 0.8% to 4% of an astaxanthin liposome; arabic gum; a pH adjusting agent; water; the natural plant extracting solution comprises aloe juice and cucumber juice. By adopting natural raw materials and an innovative process, the stability and bioavailability of astaxanthin are improved, and the oxidation resistance of the essence is enhanced; meanwhile, it is ensured that the product is natural and mild, irritation to skin is reduced, and the requirements of consumers for high-quality natural skin care products are met.

The application discloses a curcuma, lemon and green tea extract / chitosan composite preservative film and a preparation method and application thereof. The composite preservative film comprises a chitosan matrix and a composite extract composed of curcuma extract, lemon extract and green tea extract at a weight ratio of 1:1:1. The three kinds of natural plant extracts are prepared by ultrasonic-assisted extraction or reflux extraction respectively, and the composite preservative film is prepared by mixing the chitosan solution, centrifugation, pouring and drying. The composite preservative film is used for the preservation packaging of grouper fillets, can significantly inhibit the growth of microorganisms, delay fat oxidation and protein corruption under 4 DEG C cold storage conditions, and prolongs the shelf life of the grouper fillets to more than 12 days. The synergistic effect of the three kinds of plant polyphenol components is utilized, the preservation effect is improved, safety, non-toxicity, green environmental protection are ensured, the preparation process is simple, the cost is low, and the application is suitable for the field of aquatic product preservation.

This application relates to the field of antioxidant skincare products, specifically an astaxanthin essence with natural antioxidant effects and its preparation method. An astaxanthin essence with natural antioxidant effects comprises: an aqueous phase: 15%-30% natural plant extracts, 3%-8% moisturizers, 0.3%-1.5% thickeners, and preservatives; an oil phase: 5%-14% plant oils, 1%-4% lecithin, 0.5%-2% rosemary extract, and 0.3%-1.5% green tea extract; 0.8%-4% astaxanthin liposomes; gum arabic; a pH adjuster; and water; wherein the natural plant extracts include aloe vera juice and cucumber juice. This application aims to improve the stability and bioavailability of astaxanthin and enhance the antioxidant properties of the essence by using natural raw materials and innovative processes; while ensuring the product is natural and gentle, reducing skin irritation, and meeting consumers' demand for high-quality natural skincare products.

The invention discloses a solid beverage cooperating with whole body vertical rhythm training to promote weight losing and height increasing of teenagers and a preparation method thereof. The solid beverage is composed of whey protein, soybean protein, resistant dextrin, fructo-oligosaccharide, calcium, vitamin D, vitamin K, L-carnitine, a green tea extract, a lotus leaf extract and other components, and through scientific proportioning, the solid beverage can supplement nutrition for teenagers, regulate metabolism and promote fat consumption and bone growth. The preparation method comprises the steps of raw material weighing, mixing, sieving, spray drying, sub-packaging and the like. The solid beverage is matched with whole body vertical rhythm training, the weight losing and height increasing effects of teenagers can be remarkably improved, and the product is safe, healthy, good in taste and wide in application prospect.

The utility model relates to the technical field of dog chews, in particular to a functional dog chew capable of adsorbing bad breath, which comprises a dog chew main body, an air bag component arranged in the dog chew main body and filler components symmetrically arranged at the upper end and the lower end of the air bag component, an air bag assembly is detachably clamped in the center of the interior of the natural rubber cylinder; the long-acting breath freshening device has the advantages that the natural deodorization materials such as green tea extract, mint or spirulina are utilized, volatilized and released through extrusion of the air bag and directly act on the oral cavity, peculiar smell molecules are adsorbed or neutralized, and the long-acting breath freshening effect is achieved; the pressing plate is triggered to extrude the air bag through the occlusion action, air flows to the filler barrel in a one-way mode through the air conveying pipe, deodorization substances are pushed to be volatilized and released, and the linkage effect that deodorization is achieved through occlusion is achieved.

The invention relates to a novel beverage and a preparation method thereof. Comprising the following components in percentage by weight: 0.05%-0.6% of a double-petal red rose distillation extracting solution, 0.05%-0.6% of food-grade hyaluronic acid, 0.05%-0.6% of xylitol or erythritol, 0.1%-0.3% of a butterfly bean flower extracting solution, 0.05%-0.2% of a turmeric root extracting solution, 0.03%-0.1% of mint leaf essence, 0.1%-0.4% of chia seed powder, 0.2%-0.5% of aloe juice, 0.1%-0.3% of a pomegranate extracting solution, 0.05%-0.2% of a green tea extracting solution, 0.02%-0.1% of citric acid and the balance of water. Hyaluronic acid and rose hydrolat are added, so that the oral liquid has the effects of moisturizing, resisting aging, soothing liver-qi stagnation and relieving and reducing pressure after being orally taken, aloe polysaccharide and chia seeds form a stable colloidal network, satiety and skin repair capacity are improved, low sugar and low burden are achieved, pomegranate ellagic acid has the effects of resisting inflammation, natural color matching with butterfly bean flowers is achieved, visual interest is enhanced, green tea catechin and curcumin are compounded to resist oxidation, promote metabolism and strengthen immunity, and the oral liquid has the effects of promoting metabolism and improving immunity. And the defects of irritation, single nutrition and the like of the traditional beverage are overcome.

A polyphenol-rich composition is orally taken to alleviate a symptom or symptom of a post-viral infection syndrome, and preferably post-COVID syndrome. Most typically, the composition comprises at least 50 wt% of total catechins, at least 20 wt% of total chlorogenic acids, and optionally up to 30 wt% of total supplemental antioxidants. The composition may be formulated from a green coffee bean extract, a green tea extract, a turmeric extract, sour cherries or an extract thereof, broccoli or an extract thereof, and kale or an extract thereof. It is worthy of notice that such compositions are effective in reducing proinflammatory cytokines and interleukinins, increasing NOHb, and reducing reactive oxygen species caused by mitochondrial dysfunction, iNOS activity, and NOX2 activity in individuals infected with SARS-CoV2.

The invention discloses a compound rosa roxburghii tratt preparation for promoting digestion and a preparation method thereof, the rosa roxburghii tratt preparation is prepared by taking rosa roxburghii tratt normal juice and blueberry normal juice as main raw materials and taking lily, pericarpium citri reticulatae, dandelion, agastache rugosus and green tea extract as auxiliary materials, and the compound rosa roxburghii tratt preparation can effectively promote gastric acid secretion, promote gastrointestinal motility and relieve symptoms such as stomach distension, hiccup and nausea. Belongs to the technical field of health-care food. The product is stable in quality, remarkable in effect and safe to take.

The application discloses a composition containing saffron powder and application thereof in improving sleep, and components of the composition include saffron powder, chamomile powder and green tea extract, and the composition can be any two components compounded in a specific proportion or three components compounded in a specific proportion, and the composition has a significant improvement effect on sleep of mice; when the composition is the combination of the three components, the composition is composed of the saffron powder 0.1-11 parts, the chamomile powder 0.08-8 parts and the green tea extract 0.21-21 parts by weight, and the improvement effect of the three components compounded is more significant and is equivalent to the effect of melatonin. The components of the composition are all derived from food raw materials, are safe and reliable, the preparation process is simple and easy to implement, and the composition is easy to be industrialized and popularized.

The invention relates to the technical field of skin care, and discloses a composition for improving skin aging and a preparation method and application thereof. The feed additive is prepared from the following raw materials in parts by mass: 18 to 30 parts of yeast extract, 18 to 30 parts of rhizoma curcumae longae extract, 12 to 25 parts of mixed herbal extract, 12 to 25 parts of linear aspartame extract, 5 to 15 parts of green tea extract, 0 to 4 parts of vitamin B3, 0 to 3 parts of vitamin B5, 0 to 2 parts of vitamin B7, 0 to 2 parts of vitamin B12, 0 to 1 part of vitamin B6, 0 to 1 part of vitamin B1, 0 to 1 part of vitamin B2 and 0 to 1 part of folic acid. The preparation method of the capsule preparation comprises the following steps: taking the raw materials according to the mass parts of the composition, and uniformly mixing to obtain an intermediate product; controlling the mass content of water in the intermediate product to be less than or equal to 5.0% And filling the intermediate product into a plant-based capsule shell. Human body trial feeding verifies that the composition can effectively improve skin cell metabolism, relieve inflammatory response, clear ROS and AGEs, inhibit melanogenesis, promote skin hydration and delay skin photoaging.

The invention discloses zero-additive total-effect mouthwash and a preparation method thereof, and belongs to the technical field of oral care. The mouthwash comprises a natural substrate, a bacteriostatic and deodorant component, an anti-dental calculus, whitening and repairing component, a gingival maintenance component, a natural fragrance retention system and a natural solubilizer, purified water is added to 100%, and the pH value is adjusted to 5.5-6.5. All the components are from pure plants or natural minerals, do not contain alcohol, chemical preservatives, artificial pigments, artificial essence, SLS and chlorhexidine, and can be swallowed. The green tea extract, the pomegranate peel extract and the pogostemon cablin alcohol are compounded to realize synergistic bacteriostasis, and the nano zinc-loaded hydroxyapatite is combined to resist dental calculus and the papain is used for mildly whitening, so that multiple oral care effects are realized. The preparation method is simple in process and suitable for industrial production.

The invention provides a food composition for enhancing exercise tolerance as well as a preparation method and application of the food composition, and relates to the technical field of foods. The invention discloses a food composition. The composition is prepared from the following components in parts by weight: 6 to 16 parts of bovine blood oligopeptide, 10 to 20 parts of collagen, 1 to 3 parts of beta-carotene, 15 to 26 parts of radix codonopsis extract, 13 to 25 parts of pleurotus nebrodensis polysaccharide, 10 to 30 parts of isomaltooligosacharide, 5 to 10 parts of creatine, 4 to 10 parts of taurine, 0.2 to 0.6 part of vitamin B1, 0.2 to 0.6 part of vitamin B6, 5 to 15 parts of guarana extract, 4 to 12 parts of green tea extract and 4 to 12 parts of green coffee extract. 2-5 parts of L-carnitine, 5-12 parts of cordyceps militaris, 5-12 parts of red ginseng and 5-12 parts of lucid ganoderma. The obtained food composition has the effects of resisting fatigue and improving hypoxia tolerance, and is applied to preparation of food with the effects of enhancing exercise tolerance, resisting hypoxia and relieving fatigue.

This application relates to the technical field of medical dressings, specifically to a preparation method of a dressing with a repair function, including: mixing citric acid-modified fucoidan and chitosan, adding water, heating and then performing ultrasonic oscillation, adding a crosslinking agent, heating while stirring to obtain a stock solution; mixing calendula extract, centella asiatica extract, dandelion extract, green tea extract, and honey, adding them to a high-speed disperser, adding water, after high-speed dispersion, adding them to the stock solution, continuing to stir, filtering, evaporating, standing to remove bubbles to obtain a precursor solution; soaking a porous scaffold in the precursor solution, allowing the precursor solution to penetrate into the pores of the porous scaffold through capillary action, and performing irradiation crosslinking and curing to obtain a dressing with a repair function. By selecting specific components for combination and using a specific preparation method, the prepared dressing with a repair function has good moisture retention, antibacterial properties, and mechanical strength while maintaining good wound repair function.