49results about How to "Protection organization" patented technology

The invention provides an accurate stereotactic radiosurgery treatment device which belongs to the field of a medical device. The accurate stereotactic radiosurgery treatment device is composed of a radiation device system, a six-dimensional robot treatment bed 1 and a treatment planning system. The radiation device system is composed of a frame 12 and a C-shaped machine arm 5. The frame 12 is provided with a rotating shaft 10. The rotating shaft 10 is connected with a guiderail 9 and controls rotation of the guiderail 9. The C-shaped machine arm 5 is mounted on the guiderail 9 and performs arc-shaped motion along the guiderail 9. One end of the C-shaped machine arm 5 is provided with a radiation source 2. The bottom end of the radiation source 2 is provided with a small machine head 3. The bottom end of the small machine head 3 is provided with a collimator. The other end of the C-shaped machine arm 5 is provided with a telescopic electronic portal imaging device 7 and a movable shielding protecting counterweight 8. A target organ positioning and detecting device 6 is mounted at the side part or the lower part of the six-dimensional robot treatment bed 1. The radiation treatment head of the accurate stereotactic radiosurgery treatment device can perform 90-degree (or + / -45-degree) rotation around an X axis so that rays can be transmitted in a 4pi non-coplanar track.

The invention provides a healthy food capable of postponing aging of women, which is prepared from plant extract with estrogen-like effect, Spirulina, collagen powder and plant polyphenol. The healthy food has the functions on caring skin, strengthening body, improving bone density, lowering blood lipid, improving appetite, preventing cancer, resisting fatigue, improving immunity, and can excite young activity and prevent and postpone aging of middle and aged females.

A preparation method for selenium-rich health yellow wine adopts the technological process as follows: selenium-rich rice - sieving - washing - stewing - cooling - proportioning - charging into a cylinder - fermenting - press-filtering - sterilizing -end product; the components for proportioning are in mass percent as follows: 5%-8% of wine powder, 8%-10% of selenium-rich yeast, and 87%-83% of rice; moreover, the selenium-rich yeast is obtained by utilizing the microorganism strain screening technology through the following steps: firstly a yeast colony capable of utilizing inorganic selenium and converting inorganic selenium into organic selenium is selected nearby a selenium deposit; and then, the yeast colony is separated and enrichment cultured to be pure yeast; and finally the pure yeast is acclimated to be selenium-rich yeast. The selenium-rich health yellow wine prepared through the method disclosed by the invention has the functions of strengthening the body immunologic function, protecting the blood vessels of the heart and the brain, preventing the cancer, protecting the liver, protecting the eyesight, as well as resisting oxidation and delaying senium.

A preparation for prevention and healing of inflammation affections comprising in an amount of 0.1 to 99.9% by weight derivatives of sterically hindered amines selected from the group consisting of: soluble polymers or copolymers prepared by radical polymerization in the presence of 0.01 to 10% by weight, of initiators prepared:in a polymerization mixture comprising individually or in combination an aliphatic amine monomer of the general formula (A), soluble polymers or copolymers prepared by radical polymerization in the presence of 0.01 to 10% by weight of initiators from monomers of cyclic sterically hindered amines of the general formula (B), soluble polymers prepared by polycondensation of difunctional sterically hindered amines of the general formula (F), soluble polymers or copolymers prepared by polycondensation of difunctional cyclic sterically hindered amines of the general formula (G), soluble copolymers prepared by polycondensation of difunctional cyclic, sterically hindered amines of the general formula (G) and monofunctional cyclic sterically hindered amines in an amount of 0.1 to 15%. by weight, based on the total polymerization mixture, of the general formula (H), derivatives of sterically hindered cyclic amines of the general formula (O), polymers, copolymers, or natural compounds comprising free reactive groups -OH, -NH2, -COOH, -CHO, oxiranyl, selected from the group poly(vinyl alcohol), cellulose, (2-hydroxyethyl)cellulose, (carboxymethyl)celullose, agar derivatives, polymers obtained by condensation, using alkanediol derivatives, oligomers and polymers of ethylene glycol or propylene glycol, natural or synthetic polymers, comprising a free carboxyl group, amino group or aldehyde group, prepared by additional functionalization of polymers or natural compounds by polymeranalogous reaction with a suitable sterically hindered amine.

The invention discloses an adipose tissue preserving fluid in vitro and preparation method thereof. The adipose tissue preserving fluid in vitro is prepared by following components as per following parts by weight: 0.5-1.5 parts of autologous platelet lysate, 0-5 parts of sodium hyaluronate, 1-5 parts of human albumin, 0-1 part of Vitamin C, 0.1-0.3 parts of trehalose, 10-20 parts of thermo-sensitive hydrogel, 0.3-1.5 parts of antibacterial agents and 80-90 parts of phosphate buffer; the preparation method comprises mixing of above components as corresponding parts by weight under aseptic conditions to prepare the adipose tissue preserving fluid in vitro; the adipose tissue preserving fluid in vitro prepared by the method allows the adipose tissue to be evenly dispersed into the preservingfluid and allows the adipose tissue to fully contact with the preserving fluid, which is beneficial to long-term storage of the adipose tissue.

The invention relates to a freckle-removing essence, which is not only capable of slowly fading freckles on faces of people, but also capable of enabling skin on the faces to become beautiful and white slowly. On the basis of A, B, D and E basic formulae, a C raw material is added; and furthermore, the C raw material is composed of ginsenoside extracting solution, pseudo-ginseng extracting solution, licoflavone extracting solution, Chinese angelica extracting solution and lucid ganoderma extracting solution. Compared with the prior art, the freckle-removing essence disclosed by the invention has the advantages as follows: because a strong penetrating agent, namely azone, and an antihistamine reagent, namely sophocarpidine, are used in the formula, the freckle-removing essence prepared by the invention is rapid to take effect and free from irritability; raw materials are convenient to buy and low in price; the production process is simple, therefore, the production cost of the freckle-removing essence is low; no any hormone or other substances hazardous to skin exist in the prescription, so that skin cannot be injured in the use process; and thus, the freckle-removing essence is welcome by the masses of users.

The invention relates to a functional nutrient enhancer composition and a preparation method thereof, and belongs to the fields of health products and medicines. The functional nutrient enhancer composition is prepared from the following raw materials in parts by weight: 1-130 parts of nutrient ingredient, 0-245 parts of functional ingredient, 1-10 parts of fat-soluble antioxidant, 200-1500 parts of emulsifier, and 30000-100000 parts of water. The method carries out coordinated use on the emulsifier and the fat-soluble antioxidant. Not only does the emulsifier increase water solubility of the nutrient ingredient, but also the fat-soluble antioxidant solubilized by the emulsifier raises stability of the nutrient ingredient. Compared with a water-soluble antioxidant, the solubilized fat-soluble antioxidant has better antioxidation effects and extremely good stabilization effects for the nutrient ingredient. Water solubility and stability of the nutrient ingredient are increased, and absorptivity and bioavailability of the nutrient ingredient are improved, and the effect of eyesight protection is much better than the prior art.

The invention provides a health care wheat germ chewable tablet belonging to the technical field of deep processing of agricultural products. The health care wheat germ chewable tablet is mainly prepared from the following raw materials in parts by weight: 70-90 parts of wheat germ, 10-20 parts of inulin, 1-10 parts of milk powder, 1-15 parts of mannitol, 1-15 parts of erythritol, 1-10 parts of microcrystalline cellulose, 1-10 parts of calcium lactate and 0.1-5 parts of magnesium stearate. Processes such as microwave drying, superfine grinding, compounding, soft material preparing, pelleting, drying, tabletting, sterilizing and packaging are carried out, so that the wheat germ chewable tablet with clean appearance and strong wheat fragrance is obtained. The health care wheat germ chewable tablet is produced by utilizing byproducts during production of flour, a production technology is simple, and automation degree is high. The produced wheat germ chewable tablet has the effects of supplementing calcium, resisting ageing, protecting liver, reducing blood fat, reducing blood sugar, reducing cholesterol, relaxing bowel and controlling body weight and is comprehensively nutritional leisure health care food.

The invention relates to a source applicator for anal canal tumor radiotherapy, the source applicator comprises a cylindrical source applicator body of which the diameter is 3cm, wherein the front end of the source applicator body is a spherical arc, the front segment of the source applicator body is a right cylinder segment of which the length is 8.5cm, the right cylinder segment comprises the spherical arc at the front end, the rear segment of the source applicator body is bent in a manner of a 150-degree arc, the arc length of an introvert of an arc-shaped bent segment is 5cm, the source applicator body is internally and axially provided with three source applying tubes which are eccentrically arranged in a semicircle of the introvert side of the cross section of the source applicator body and distributed in a manner of a circular curve, and the distance between the center of each source applying tube and the outer wall of the introvert side of the source applicator body is 5.5cm; an arc between the circle center of the first source applying tube and the circle center of the second source applying tube is equal to an arc between the circle center of the second source applying tube and the circle center of the third source applying tube, and a central angle corresponding to the arc is 60 degrees. The source applicator has a good radiotherapy effect on nidus that part carcinoma of the anal canal spreads outside the anus edge, reduces the possibility of tumor recurrence and facilitates radical cure of the tumor.

The invention discloses a preservation liquid for an isolated deciduous tooth and a preparation method thereof. The preservation liquid comprises, by weight, 0.5 to 1.2 parts of glucose, 0.01 to 0.05part of reduced glutathione, 0.1 to 0.5 part of amino acids, 1 to 5 parts of human albumin, 0 to 1 part of Ve, 0.1 to 0.3 part of trehalose, 10 to 20 parts of a temperature-sensitive hydrogel, 0.3 to1.5 parts of an antibacterial drug and 70 to 90 parts of a phosphate buffer solution. The preparation method comprises a step of mixing all the components according to the above formula under an aseptic condition so as to prepare the preservation liquid for the isolated deciduous tooth. The preservation liquid prepared by using the method of the invention can provide nutrients for the pulp tissueof the isolated deciduous tooth, effectively reduce mechanical damage during the transportation of dental pulp, and effectively prolong the preservation time of the isolated deciduous tooth.

This invention describes a genetic system for targeting the EVI1 gene in mammalian cells. The EVI1 gene is an oncogenic transcription factor that, when expressed, accelerates cell division and inhibits death of cells. Nucleotide sequences that block the expression of EVI1 and drug delivery systems for them are described. These nucleotide sequences cause a block in cell growth and division and trigger death of mammalian cells, including lung and ovarian cancer cells.

The invention relates to a tumor treatment method and device employing a variable voltage rotational scanning magnet to diffuse a proton beam. The method comprises the following steps: a diverged proton beam (10) is converged via a focusing element (1), the converged proton beam (10) is diffused via the variable voltage rotational scanning magnet (3) so as to enable the diffused proton beam to periodically rotate around a proton center, and there for a large-scope uniform beam (11) with a different diameter is formed, and the uniform beam (11) is adjusted via a collimator (9) arranged on a front segment of a tumor; a part, positioned outside a tumor zone, of the proton beam is blocked, and a uniform beam spot (12) which has the same shape as the tumor is obtained. Via use of the proton treatment method and device disclosed in the invention, the beam spot which is large in irradiation visual field and high in uniformity can be obtained, an area of the beam spot is consistent with an area of the tumor zone of a patient, a dosage applied to the tumor can be adjusted conveniently, normal tissue of the patient can be protected to a maximum degree, control difficulty can be greatly lowered via the method, and the proton treatment method and device are not sensitive to position change of the tumor.

The invention belongs to the technical field of dairy cow mastitis prevention and treating, and particularly discloses composite dairy cow nipple dip and a preparation method thereof. The composite dairy cow nipple dip is prepared from water, a biguanide sterilizing agent, an emollient, a thickener, alcohol, polyglycol, a radix notoginseng extracting solution, a fructus mume extracting solution, aflos caryophylli extracting solution, a velvet antler extracting solution, pigment and a non-ionic surfactant. According to the composite dairy cow nipple dip, the Chinese herbal medicine extractingsolutions are compounded with other components for composite sterilization, the high efficiency and broad spectrum are achieved, the effect is lasting, safety is achieved, no side effect exists, drugresistance is not prone to being generated, the viscosity of the dip is proper, the anti-drop performance is excellent, layers of protective films can be formed on dairy cow nipples, the effect is lasting, disinfection and skin care can be achieved, and the problem that traditional dip is short in moisturizing time, and consequently the dairy cow nipples are subjected to suncrack is solved.

The invention discloses a non-range type digitalized medical linear accelerator system with electronic wire energy gears. The hardware of the system comprises an industrial control computer, a special data communication device and a head healing device; the software comprises a parameter setting module of a modulator, an automatic beam current control (AIC) module, an automatic frequency control (AFC) module, an automatic dosage control (ADC) module, an accelerating tube distribution control module, a head healing scattering film selection control module, a dosage evaluation and calibration module and a heating module; the parameter setting module of a modulator, the AIC, the AFC, the ADC, the accelerating tube distribution control module and the head healing scattering film selection control module are respectively within a range of 6MeV-16MeV; according to refine range level and actual preset values of adjacent two fixed energy gears, corresponding values are obtained at regular intervals; according to the above modules, after the dosage evaluation and calibration module obtains a series of values required by the digitalized medical accelerator at a preset range, the dosage evaluation and calibration module carries out evaluation and calibration on dosage in accordance with preset standards; and if the dosage is within a normal range, the related information is sent to an executing mechanism of peripheral equipment for execution. When the non-range type digitalized medical linear accelerator system with electronic wire energy gears is utilized to treat patients, the matching degree of energy and tumour depth is improved, and a more accurate therapeutic schedule is formulated for each patient.

The anti-drunkenness and sobering up composition includes gynostemma pentaphylla, codonopsis Pilosulae, licorice, Radix Paeoniae Alba, Radix Bupleuri and other five Chinese medicinal materials as well as vitamin C, vitamin B, vitamin B6 and carnine. The composition is used to prepare beverage and granule with obvious drunkeness preventing and sobering up function. Taking the said composition can strengthen the tolerance to alcohol, protect drinker's liver, heart, stomach, etc. and restore from drunkeness.

The invention relates to a method and a device for tumor treatment by using a rotary scanning magnet to diffuse a proton beam. The method comprises the steps as follows: firstly, converging a divergent proton beam (10) through a focusing element (1); secondly, diffusing the converged proton beam (10) through a rotary scanning magnet (3), and making the diffused proton beam rotate periodically about the proton center to form a large-range uniform beam (11); and thirdly, passing the uniform beam (11) through a collimator (9) at the front end of a tumor to get a uniform beam spot (12) of the same shape as the tumor. By using the treatment method and the treatment device of the invention, a beam spot with a large radiation field of vision and high uniformity can be obtained, the beam spot is consistent with a patient's tumor area, and the patient's normal tissues are protected to the maximum extent. The method greatly reduces the difficulty in construction and control, and is not sensitive to position shift of tumors.

The invention discloses a multi-leaf collimator testing device for a medical accelerator, and belongs to the technical field of radiotherapy instruments. The testing device comprises a supporting mechanism, a mounting plate, a rotating shaft, a driving mechanism, a ray beam simulation mechanism and an imaging mechanism; the mounting plate is movably mounted on the supporting mechanism through therotating shaft and rotates around the axis of the rotating shaft through the driving mechanism connected to the rotating shaft, a multi-leaf collimator and the ray beam simulation mechanism are fixedly mounted on the upper surface of the mounting plate, the imaging mechanism is mounted on the lower surface of the mounting plate, the ray beam simulation mechanism enables the central beam axis of asimulation light source be perpendicular to the mounting plane of the multi-leaf collimator and pass through the central reference point of the multi-leaf collimator, and the imaging mechanism can ensure that the shape and size of simulated images are the same as those of an actually-applied radiation field. The multi-leaf collimator testing device for the medical accelerator achieves calibrationtesting of the multi-leaf collimator by simulating the rotation state of the multi-leaf collimator in normal application.

The invention discloses a composition for treating shoulder and neck diseases. The composition comprises the following raw materials, by weight: 5 to 15 parts of soybean peptide, 1 to 5 parts of aloevera extract, 1 to 5 parts of grape seed extract, 1 to 5 parts of gingko extract, 0.1 to 1 part of allicin, 1 to 5 parts of silybum marianum extract, 0.1 to 1 part of resveratrol, 0.1 to 1 part of curcumin, 0.1 to 1 part of cyanidin, 0.1 to 1 part of hesperetin, and 1 to 5 parts of ginger extract. Functional complementation is fully considered, the adopted components have no side effect, the costis low, and raw materials are available. After all components are compounded based on a ratio, the components can be absorbed by the body and the mutual cooperation and the synergistic effect of the components can be realized fully after absorption; the rapid and lasting effect is realized; the arthropathy is healed quickly; the treatment effect is obvious; and the no side effect is caused after the long-term taking.

The invention discloses application of bacteroides fragilis and / or zwitterionic capsular polysaccharide thereof in preparation of drugs for preventing and treating digestive system tumors. A large number of experiments prove that the bacteroides fragilis ZY-312 with the preservation number of CGMCC No.10685 and the zwitterionic capsular polysaccharide thereof can relieve inflammatory response, protect normal tissues, improve anti-tumor immune response of organisms and effectively prevent and treat digestive system tumors.

The invention discloses an ablation catheter and an ablation device for image-guided ablation. The ablation catheter comprises a slender catheter, and a first catheter branch and a second catheter branch are arranged at the far end of the catheter main body; an ablation probe is arranged at the far end of the first catheter branch; a temperature measuring probe is arranged at the far end of the second catheter branch; and a control handle is arranged at the near end of the catheter main body. According to the ablation catheter, while the ablation probe is placed in a tissue to be ablated for ablation, a tiny temperature measuring probe can be positioned at the junction of the tissue to be ablated and normal tissues in a minimally invasive mode, the actual temperature of the junction area of the tissue to be ablated is accurately measured in real time, the temperature of the junction area of the tissue to be ablated can be accurately measured, and therefore implementation of an ablationoperation is accurately controlled.

The invention relates to a source applicator for anal canal tumor radiotherapy, the source applicator comprises a cylindrical source applicator body of which the diameter is 3cm, wherein the front end of the source applicator body is a spherical arc, the front segment of the source applicator body is a right cylinder segment of which the length is 8.5cm, the right cylinder segment comprises the spherical arc at the front end, the rear segment of the source applicator body is bent in a manner of a 150-degree arc, the arc length of an introvert of an arc-shaped bent segment is 5cm, the source applicator body is internally and axially provided with three source applying tubes which are eccentrically arranged in a semicircle of the introvert side of the cross section of the source applicator body and distributed in a manner of a circular curve, and the distance between the center of each source applying tube and the outer wall of the introvert side of the source applicator body is 5.5cm; an arc between the circle center of the first source applying tube and the circle center of the second source applying tube is equal to an arc between the circle center of the second source applying tube and the circle center of the third source applying tube, and a central angle corresponding to the arc is 60 degrees. The source applicator has a good radiotherapy effect on nidus that part carcinoma of the anal canal spreads outside the anus edge, reduces the possibility of tumor recurrence and facilitates radical cure of the tumor.

The invention discloses a feed for weaned piglets, and belongs to the technical field of feeds. The feed for weaned piglets is prepared from the following raw materials in parts by weight: 25-40 partsof corn, 15-20 parts of puffed corn kernels, 15-20 parts of soybean meal, 2-5 parts of whey powder, 0.04-0.05 part of a vitamin premix, 1-3 parts of a trace element premix, and 0.5-1.5 parts of fermented compound traditional Chinese medicine ingredients. The feed for weaned piglets disclosed by the invention is scientifically compounded so as to be suitable for gastrointestinal digestion characteristics of weaned piglets, and thus, the feed for weaned piglets is capable of reducing incidence of diarrhea, enhancing immunity of piglets, reducing usage of antibiotics in feeds and promoting growth of piglets.

The invention is a food formula for people with a muscle attenuation syndrome. The formula is prepared from, by weight, 1-5% of semen coicis, 1-5% of a jujube kernel, 2-4% of almond, 5-13% of mulberry, 15-20% of white lentils, 8-10% of licorice and 5-7% of an anhydrous cream, a product prepared by the formula can not only provide the high quality protein, vitamins and minerals needed for the muscle attenuation syndrome in time, and does not increase the burden of liver and kidney; the formula can significantly increase muscle strength and LBM, increase protein synthesis, prevent muscle loss and atrophy, inhibit muscle protein degradation, and protect muscle tissues.

The invention relates to the field of jewelries, and in particular to an ear stud. The ear stud comprises a perforating needle and a protective sleeve; the protective sleeve is sleeved on the outsideof the perforating needle and is detachably connected with the perforating needle; the perforating needle is provided with a containing groove, and the depth direction of the containing groove is consistent with the length direction of the perforating needle. An opening of the containing groove is arranged on the end surface of one end of the perforating needle, and the end surface of the other end of the perforating needle protrudes out of the protective sleeve. The containing groove is used for accommodating medicines, and the side wall of the containing groove is provided with through holes, and the protective sleeve is provided with through grooves matching with the through holes. The ear stud provided by the invention can help the curing of a ear hole, help to apply anti-inflammatorydrugs in the ear hole, and avoid irritating tissues in the ear hole, thereby facilitating the healing of an ear hole wound.

The invention discloses an anti-fatigue health-care product and a preparation method thereof. The anti-fatigue health-care product comprises the following raw materials: malt, Chinese dates, radix astragali, Chinese wolfberry fruits, Chinese yams, mint, green tea and additives, wherein the additives are pine nodular branches and nardostachys roots, and the additives are chrysanthemums and white funguses. The preparation method of the anti-fatigue health-care product comprises the following steps of selecting materials, performing cleaning, performing pretreatment on the raw materials, then decocting the raw materials for the first time, performing filtration so as to obtain a first-time medicine liquid, then performing decoction once to twice, mixing the medicine liquids, performing decoction, performing filtration, performing concentration to obtain clear paste, adding an appropriate amount of maltose or honey, and performing decoction so as to obtain finished products. According to the anti-fatigue health-care product and the preparation method thereof, the anti-fatigue health-care product is prepared based on the guidance of the theory of traditional Chinese medicines, main components are selected from medicinal and edible medicinal materials, and the anti-fatigue health-care product is free from toxic and side effects, wide in application crowds, quick to take effect, goodin effects, simple to prepare, mild in medicine properties and suitable for long-term taking, has favorable treatment and relief effects on fatigue caused by various factors, and concurrently has theefficacy of strengthening and consolidating body resistance.

This invention describes a genetic system for targeting the EVI1 gene in mammalian cells. The EVI1 gene is an oncogenic transcription factor that, when expressed, accelerates cell division and inhibits death of cells. Nucleotide sequences that block the expression of EVI1 and drug delivery systems for them are described. These nucleotide sequences cause a block in cell growth and division and trigger death of mammalian cells, including lung and ovarian cancer cells.

The invention relates to an astaxanthin-containing natural antioxidant composition for lips. According to main points of the technical scheme, the astaxanthin-containing natural antioxidant composition for lips is prepared from the following components in percentage by mass: 50.0-70.0 percent of a skin conditioner, 11.0 to 16.5 percent of an emollient, 3.7 to 6.25 percent of an antioxidant, 9.0 to15.0 percent of a plastic forming agent, 3.0 to 5.25 percent of a softening and moistening agent, 0.75-1.65 percent of a humectant, and 0.2 to 0.35 percent of a coloring agent. The composition disclosed by the invention is prepared from a plurality of natural non-irritant functional components according to a specific ratio, is good in compatibility, reduces the product risk and is higher in safety performance; meanwhile, specific functional components are added, so that the composition can care fragile lips, keep moisture for a long time, inhibit lipid peroxidation damage of the lips, promoteblood circulation of the lips and beautify lip color when in use.

The invention relates to the field of jewelries, and in particular to an ear stud. The ear stud comprises a perforating needle and a protective sleeve; the protective sleeve is sleeved on the outsideof the perforating needle and is detachably connected with the perforating needle; the perforating needle is provided with a containing groove, and the depth direction of the containing groove is consistent with the length direction of the perforating needle. An opening of the containing groove is arranged on the end surface of one end of the perforating needle, and the end surface of the other end of the perforating needle protrudes out of the protective sleeve. The containing groove is used for accommodating medicines, and the side wall of the containing groove is provided with through holes, and the protective sleeve is provided with through grooves matching with the through holes. The ear stud provided by the invention can help the curing of a ear hole, help to apply anti-inflammatorydrugs in the ear hole, and avoid irritating tissues in the ear hole, thereby facilitating the healing of an ear hole wound.

The invention relates to the field of health food, and discloses a health-caring health-preserving tea and a processing method thereof. The health-caring health-preserving tea comprises the following raw materials in parts by weight: 2-3 parts of aizoon stonecrop herb, 9-10 parts of wrinkled giant hyssop, 2-3 parts of herba eupatorii, 2-3 parts of dried orange peel, 1-2 parts of abalone shell, 1 part of aloe peel, 2-3 parts of birthwort root, 2-3 parts of radix astragali, and a proper amount of water. The health-caring health-preserving tea has functions of nourishing liver and protecting liver, is suitable for drinking in summer, has effects for preserving and caring health, and is in favor of absorption by human body.

The invention discloses a plant composition for beautifying skin and removing chloasma as well as a preparation method and application thereof. The plant composition comprises the following main raw materials: crocus sativus, radix salviae miltiorrhizae, semen coicis, poria cocos and radix glycyrrhizae. Every 100 g of the plant composition contains the following functional components: 1130 mg of total flavonoids, 1020 mg of crude polysaccharides and 220 mg of glycyrrhizic acid. A formula is developed by combination with a modern traditional Chinese medicine health-care theory and the experience of improving or eliminating skin pigmented spots under the guidance of a traditional Chinese medicine diet principle and a theory of combining medicine with food in China. The crocus sativus and theradix salviae miltiorrhizae activate and nourish blood; the semen coicis and the poria cocos can invigorate the spleen and remove dampness; and the radix glycyrrhizae has the detoxifying and anti-allergic effects. The plant composition has the advantages of regulating blood circulation and microcirculation, enhancing the immune function of the human body, clearing away heat and toxic materials, promoting blood circulation to remove freckles, nourishing the blood for beautifying the skin, regulating metabolism and resisting aging. An eater shows that the plant composition has good remarkable effects of beautifying the skin and removing the chloasma and does not have adverse reaction after being taken for a long time. The process is simple and convenient and is free of pollution, so that the plant composition is a safe and reliable health-care food for beautifying the skin and removing the chloasma.