3111results about How to "Improve sexual function" patented technology

The present invention provides a synchronous demodulation apparatus of a base transceiver station in an Interim Standard-2000 (IS-2000) system, including a first synchronous demodulation unit, a received signal delay unit, an interference signal regeneration unit and a second synchronous demodulation unit. In comparison with an asynchronous demodulation apparatus used in an Interim Standard-95 (IS-95), it is possible for the inventive apparatus to improve a reception function approximately 3dB and ultimately increase the number of subscribers.

The invention relates to an air fryer. The air fryer comprises a main unit and a drawer type component module mounted on the main unit in a drawable manner, wherein the drawer type component module comprises a wok and a baking basket detachably arranged at an opening of the wok in a sleeving manner; a stirring paddle for stir-frying food is mounted at the bottom of the wok; the air fryer further comprises a hot air supply module which is fixed in the main unit and used for heating the food. Compared with the conventional air fryer which can provide only one cooking mode, the air fryer can provide two cooking modes including stir-frying and bake-frying for a user, more selections are provided for the air fryer in the prior art, and the functionality and convenience of cookware are improved.

The invention relates to a method for preparing an environment-friendly silicone-modified acrylate adhesive. Raw materials of the preparation method comprise a basic monomer, a modified monomer and an auxiliary agent, wherein the basic monomer comprises a hard monomer, a soft monomer and a crosslinking monomer; the modified monomer comprises a silane monomer, a coupling agent and inorganic nano-powder; the crosslinking monomer is glycidyl acrylate or glycidyl methacrylate; and the grain diameter of the inorganic nano-powder is less than 80 nanometers. In the preparation method, the crosslinking monomer adopts the glycidyl acrylate or the glycidyl methacrylate so as to be environment-friendly. The product prepared by the method is a nanometer / silicone double-modified molecular composite polymer material. The molecular composite material is combined with the advantages of two polymer materials, namely silicone and polyacrylic ester and an inorganic nanometer material, and has better performance and broad application.

The present invention aims at extracting, separating and purifying the active components of Maka as one natural plant to obtain extractive with several medicinal and health care values. Fresh or dried Maka root material is extracted and separated to obtain active components and extracted residue. The active components includes glucosinolate and its decomposed product isothiocynate in 10-90 wt%,Maka amide and Maka olefin 5-70 wt% and sterol 2-30 wt%. The active components may be further prepared into capsule, tablet, and delayed releasing forms, and the prepared medicine and health food have the functions of treating climacteric syndrome, strengthening male's and female's sexuality, improving sexual function, etc.

The invention discloses a maca, ginseng and medlar composition and an application thereof. The composition is prepared by mixing the following components in percentage by weight: 30-85% of maca, 10-40% of ginseng and 5-30% of medlar. The composition is added with edible accessory and prepared into tablets, hard capsules, granules, soft capsule, medicinal liquor, oral liquid and beverage. According to the composition disclosed by the invention, the maca, ginseng and medlar are matched and combined according to the functional characteristics thereof; the ginseng has the effects of nourishing and strengthening and tonifying middle and replenishing qi, the maca has the effects of improving sexual function, reducing benign prostatic hyperplasia and improving the fertility, and the medlar has the effects of preventing consumptive disease, essence deficiency, impotence, spermatorrhea and the like; and the three complement one another and realize a synergistic effect in improving the sexual function, reducing benign prostatic hyperplasia and improving the fertility.

A water-base and elastic heat insulation coating and the preparation method are provided. The invention adopts the elastic pure emulsion and the silicone-acrylate emulsion as the film former and also adopts the materials such as insulating materials and rutile type titanium pigment talc. The preparation process is that water is added with a dispersant, an antifoamer A, a pH regulator with right amount, propylene glycol and titanium pigment in turns under the stirring speed of 500r / min; the rotary speed is adjusted to 1500r / min and the dispersive degree below 25Mum; then an antifoulant, a mildewproof agent, an antifoamer B, silicone-acrylate emulsion, elastic emulsion and a film forming additive are added to stirred for 10min under the rotary speed of 500r / min and then the rotary speed is adjusted to 300r / min, and two third of the insulating materials are added to stir for 20min; at last, the remaining insulating materials are added to stir for 20min under the rotary speed of 300r / min, and the thickeners A, B are added to stir for 15min; the pH value is adjusted to 7.5 to 9 and a preservative is added to stir for 10min to produce the coating of the invention.

The invention discloses a perforating device suitable for steel tubes with different diameters. The perforating device comprises a base, a clamping device and rolling adjustment devices symmetrically arranged on the front and back sides of the clamping device are arranged at the end face of the top of the base, and a perforating rack is arranged at the position, between the clamping device and the back rolling adjustment device, of the base; a first rolling groove and a second rolling groove which are arranged in a bilateral symmetry manner are arranged in each rolling adjustment device, a separating plate is arranged between each first rolling groove and the corresponding second rolling groove, the first rolling grooves and the second rolling grooves are each internally provided with a bearing piece, and the bearing pieces on the left and right sides are each internally provided with rollers with taper face sides oppositely arranged; a lifting sliding cavity is arranged in the clamping device in a manner of being communicated with the base at the bottom of the clamping device, and a lifting sliding piece is arranged in the lifting sliding cavity; and through grooves are symmetrically arranged on the left and right sides of the top of the clamping device, and a driving sliding cavity is arranged in the lifting sliding piece. The perforating device is simple in structure and convenient to operate, and the perforating accuracy and stability are improved.

The invention relates to a maca health-care wine and a preparation method thereof. The maca health-care wine is prepared from the following components in parts by mass: 2-10 parts of maca functional extract, 0.1-5 parts of kudzu root functional extract and 85-97.9 parts of wine. The preparation method comprises the following steps: by using maca and kudzu root as raw materials, preparing maca andkudzu root functional extracts by a normal-temperature ultrasonic extraction technique, proportionally adding the extracts into wine in the form of solid dry powder or concentrated solution, filtering, sterilizing, and filling. The method is suitable for preparing maca health-care wines from white wine, yellow wine, wine, beer and fruit wine, and has the advantages of simple production technique and quantitative and controllable effective components; and the maca health-care wine not only performs the multiple health-care functions of maca, but also reduces the injury of alcohol on the human body by using the effective components in kudzu root. The maca health-care wine provided by the invention has the effects of relieving fatigue, resisting pressure, resisting radiation, improving the immunity, enhancing the sexual function, adjusting the incretion, improving the sleep, lowering the blood fat, postponing senility, protecting the liver and the like. The maca and kudzu root functionalextracts enhance the bioavailability of the respective functional components, and therefore, the maca health-care wine has wide application prospects in the aspect of preventing and improving sub-health.

The invention discloses a nutritional health bread rich in wheat bran dietary fiber and a preparation method of the nutritional health bread. The bread is light brown, full in appearance, smooth in surface and normal in size, and does not have cracks and is not deformed. The internal structure is uniformly spongy, fine, soft and flexible, and the bread has light fresh scent and sweet taste of wheat bran, does not have pungent smell, and is good in palatability. The bread has the advantages as follows: 1 the dietary fiber prepared from the raw material of wheat bran through compound enzymolysis is added into the bread, and the dietary fiber has the functions of moistening lung, moisturizing skin, preventing and resisting cancer, strengthening the spleen and harmonizing the stomach, blackening and strengthening hair and clearing intestines and stomach, so that the nutrition and functionality of the nutritional bread are improved; 2 the bran is soaked, washed and rinsed so as to remove protein, starch and phytic acid, so that the palatability of the bread is improved; 3 the water-soluble dietary fiber is added in raw materials of the bread, so that the rheological property and nutritional property of the bread are changed, and the nutrition arrangement of the bread is scientific and reasonable.

Maca instant tea and a production method thereof belong to the technical field of maca deep processing. The production method includes: grinding maca and tea materials respectively, performing enhanced extraction with water and ultrasound at 20-40 DEG C, filtering and concentrating extract, spray-drying to obtain maca extract and instant tea powder, and mixing, sterilizing and bagging to obtain the maca instant tea, wherein the maca instant tea comprises, by weight, 10-30% of functional maca extract, and 70-90% of instant tea powder. The maca instant tea retains tea flavor and gives full play to functions of maca, such as fatigue relief, radiation proofing, immunity enhancement, hormone balancing, benign prostatic hyperplasia proofing and sexual function enhancement. Bioavailability of functional components of functional maca extract is improved, and accordingly the maca instant tea has broad application prospect in terms of preventing and improving sub-health.

The invention discloses nutritional health-care fine dried noodles which are developed with suaeda salsa, stigma maydis and Chinese herbal medicines such as the root of kudzu vine, gynostemma pentaphyllum, cortex phellodendri, dandelions, cornus officinalis, radix rehmanniae preparata, herba portulacae, herba houttuyniae, licorice root and stevia rebaudiana as raw materials and have the effects of reducing blood lipid and blood pressure, improving organism immunity, beautifying the face and clearing away toxins, resisting fatigue and the like. The fine dried noodles contain rich functional activated substances such as suaeda salsa and amino acid, polypeptides, water-soluble dietary fibers, ferulic acid, active polysaccharides, saponin and flavone in the Chinese herbal medicines. The fine fried noodles have the advantages that compatibility of suaeda salsa and the Chinese herbal medicines is scientific, functional components in the Chinese herbal medicines are extracted through the technologies including ultrasonic secondary crushing, enzymolysis combined compound microorganism degradation and microwave assisted extraction method, the content of organic selenium in the product is increased, the nutritional healthy functions of the product are remarkably improved, and market prospects are wide.

The invention relates to a nanofiber membrane and particularly relates to a novel composite nanofiber membrane as well as a preparation method and application thereof. The preparation method comprises the following steps: (1) dissolving any one of polyvinyl alcohol, polylactic acid and regenerated silk fibroin in an organic solvent to prepare a spinning solution with the mass fraction of 5-20 percent; (2) adding polyphenol substances to the spinning solution, and uniformly stirring to obtain a mixed spinning solution which accounts for 1-7 percent of the total mass of the polyphenol substances and the organic solvent, wherein the polyphenol substances are one or more of vegetable tannin, apple polyphenol and grape polyphenol; (3) carrying out ultrasonic treatment on the mixed spinning solution for 1-600 minutes; and (4) carrying out electrostatic spinning on the mixed spinning solution and collecting to obtain the required composite nanofiber membrane. After subjected to electrostatic spinning, the composite nanofiber membrane is smooth in surface, continuous and uniform, has the diameter of between 100nm and 800nm and can be applied to the fields of medical dressing, makeup facial masks, tea bags, controlled release of targeted drugs, food preservation and sewage purification.

The invention relates to a method for preparing a silicone-modified acrylate adhesive, which comprises the following: (1) a step of the pre-polymerization of a modified monomer, in which the modified monomer, a modified monomer catalyst, an emulsifying agent and deionized water are pre-polymerized to obtain a silicone pre-polymerization emulsion; (2) a step of emulsification, in which the silicone pre-polymerization emulsion and a basic monomer are emulsified to obtain an intermediate pre-emulsion; and (3) a step of the polymerization of acrylic ester, in which the intermediate pre-emulsion is polymerized with a basic monomer catalyst and the deionized water to obtain a finished product. The method adopts a fractional step method to emulsify according to the hydrophilicity of various monomers. During the emulsification step by step, a polymeric monomer with stronger hydrophobicity which is added first can be effectively and steadily dispersed under the condition of relatively higher concentration of the emulsifying agent, which strengths the stability of a monomer pre-emulsion. The grain diameter of the prepared adhesive emulsion is smaller and has narrower distribution, the emulsion system is also more stable, and various application performances are superior to those of adhesive products prepared by the prior method.

The invention relates to the technical field of instant foods and particularly relates to a compound coarse grain instant food. The ingredients of the food include rice flour, core flour, bean flour, oat flour, buckwheat flour, wheat spout flour and barley malt flour. The preparation method comprises the steps as follows: grinding at a low temperature, hydrolyzing with compound enzymes, concentrating under vacuum, pre-freezing, freeze-drying, and grinding. The low-temperature grinding procedure can retain various nutrients in coarse grains to the greatest extent. The compound enzyme enzymolysis procedure can hydrolyze certain insoluble functional active components to form soluble components, so as to increase digestion and absorption rate of nutrients in vivo. The low-temperature vacuum concentration procedure and the freeze-drying procedure can prevent loss of nutrients and functional active components to the greatest extent during the process, so as to increase the nutritional valueand health-care function of the product and improve the product quality. Therefore, the product has the characteristics of being convenient to eat and good in instant solubility and preparing property.

The invention discloses an environment freeze protection stone paint, which comprises the following raw material components according to the parts by weight: 0.1-5 of fibrin aqueous solution of 1-4% concentration, 0.8-1.2 of glycol, 50-70 of colored sand of 41-80 mesh, 5-25 of colored sand of 81-120, 17-23 of KE025 acrylic emulsion, 0.6-0.9 of alcohol ester-12 addition agent, 0.02-0.06 of foam killer, 0.01-0.1 of thickness agent and 0.02-0.06 of neutralizing agent. Meanwhile, the invention also discloses a preparation method for the stone paint. The stone paint has the environment and freeze protection performance, provides powerful guarantee for being suitable for winter construction, in particular to various severe conditions of winter construction in the northern area of our country.

The invention provides a Lepidium meyenii. health product, which is made by uniformly mixing the raw materials of Lepidium meyenii., rhodiola rosea and Chinese angelica according the weight proportions of Lepidium meyenii. 15-30, rhodiola rosea 6-10 and Chinese angelica 3-6. The invention has the functions of adjusting human body immunity, improving sexual function, enriching blood, regulating blood, resisting oxidation and delaying aging, and is suitable for long term and proper amount taking.

A health-care food contains Maka (15-85%), Chinese-medicinal materials (5-70%), taurine (0-20%) and auxiliary (10-30%). It is prepared through pulverizing Maka and Chinese-medicinal materials, sieving by 60 meshes, proportioning, adding auxiliary, and loading in capsules. It features its health-care function of relieving fatigue and improving immunity and sexual function.

The invention discloses a graphene-latex functional high-strength protection glove and a production method thereof. The method comprises the following steps: (1) immersing a glove blank in a coagulating agent, immersing the glove blank in a graphene-latex composite liquid, and drying the immersed glove blank to obtain the glove; or (2) immersing the glove blank in the coagulating agent, drying the immersed glove blank, immersing the dried glove blank in the graphene-latex composite liquid, leaching the immersed glove blank, crimping the leached glove blank, drying the crimped glove blank, vulcanizing the dried glove blank, leaching the vulcanized glove blank, and drying the leached glove blank to obtain the glove. Compared with gloves in the prior art, the graphene-latex functional high-strength protection glove produced in the invention fully performs the advantages of high electricity conductivity, high strength, friction resistance and strong bacteriostasis of graphene, and has wide uses in the fields of the manufacturing industry, the medical industry, the chemical engineering industry and the space flight and aviation industry.

The invention discloses a patient caring bed with a turnover assisting function and a turnover assisting method thereof and belongs to the field of caring beds. The patient caring bed comprises a bed body frame, a bed plate, an ejection mechanism and a cloth winding mechanism, wherein the cloth winding mechanism comprises cloth winding rolls, a driving device and turnover cloth; the cloth winding rolls are arranged at the two sides of the caring bed; the driving device is used for driving the cloth winding rolls to rotate; the two ends of the turnover cloth are respectively and fixedly wound on the cloth winding rolls at the two sides; the turnover cloth between the two cloth winding rolls are laid on the bed plate; the ejection mechanism comprises two ejecting rolls positioned under the turnover cloth, an ejecting bracket for installing the ejecting rolls, an electric pushing rod arranged under the ejecting bracket and a guiding device. The invention also discloses the turnover assisting method of the patient caring bed. The patient caring bed and the turnover assisting method disclosed by the invention have the advantages that the inclination of the body of a patient is realized by utilizing the ejection mechanism and the cloth winding mechanism to assist serving staffs to turn over the patient, the turnover action is gentle, the comfort level of the patient is high, and the working intensity of the serving staffs is greatly reduced.

The invention provides a light high elasticity deodorant rubber spongy cushion for shoes and a preparation method thereof. The light high elasticity deodorant rubber spongy cushion comprises components based on parts by weight: 50-150 parts of natural rubber, 2-50 parts of cis-butadiene rubber, 2-3 parts of sulphur, 0.8-4.5 parts of vulcanization accelerator, 1.5-5 parts of sulfurization activator, 1.5-2.5 parts of foaming agent, 15-25 parts of stearic acid, 35-45 parts of filler and 1.5-3 parts of deodorant. The rubber spongy cushion has reasonable elasticity and light specific gravity, reduces the fatigue degree when being worn, is good in the effect of preventing funguses such as candida albicans, staphylococcus aureus, bacillus coli and the like as well as bacteria, and greatly improves the hygiene and the functionality of the rubber shoes; furthermore, the rubber spongy cushion prepared by the method has proper thickness, so as to improve the comfort feeling. In addition, the materials selected by the invention can be easily obtained, and the invention has the advantages of low cost, simple preparation method, easy implementation and good performance of the produced product.

The invention discloses a compound raspberry wine brewing method. The compound raspberry wine brewing method comprises the following steps: mixing obtained raspberries, mulberries, blackcurrants, and medlar in a weight ratio of 16: 2: 1: 1; freezing and breaking; thawing; adjusting the sugar degree; carrying out primary fermentation; carrying out solid-liquid separation; carrying out post-fermentation; storing; clarifying; carrying out freezing treatment; blending; filling. The compound raspberry wine brewing method has the advantages that the raspberries, the mulberries, the blackcurrants and the medlar are mixed in proportions and then are subjected to compound fermentation, the chemical acid adjustment is not needed, and the acidity is adjusted by mixing the raspberries, the mulberries, the blackcurrants and the medlar in proportions so as to facilitate the maintenance of nutritional ingredients in the raspberries, the mulberries, the blackcurrants and the medlar and biological functions such as oxidation resistance and adjustment of the immunity of the organism and ensure that raspberry wine has full-bodied fruity taste and unique flavor.

The invention discloses nano-ceramic composite fine polypropylene fiber and the processing method. The fiber contains nano-ceramic powder with 12-45 of 300, polypropylene with 250-270 of 300, polyethylene wax with 2-18 of 300 by weight. The denier of the fiber monofilament is 0.5-1.5D, the breaking strength is more than 2.5cN / dtex. We can get the fiber by the step of nano-ceramic powder aqueous dispersion, pre-dispersed precursor, composite masterbatch, composite sections, and high-speed spinning. The nano-ceramic powder is made up of ZrO2, or ZrO2 and ZrC, or TiO2 and Ag+. This type of fiber can be made of various type of textiles, such as sports apparel, underwear, bedding, shirt, socks and so on. The textiles with the function of launch biological waves of energy, anti-UV, anti-bacterial, absorption and barrier the near-infrared. So that to make the textiles have the function of anti-bacterial, energy health, insulation sunscreen, regenerative thermal insulation, dry and comfortable and so on.

The invention relates to cultivation soil, in particular to seedling-cultivating substrate soil for micro agriculture. The seedling-cultivating substrate soil is formed by mixing a substrate with rural soil or clay and comprises the following components in weight percent: 25% to 45% of the substrate and 55% to 75% of the rural soil or clay; the substrate comprises 60% to 80% of organic matters in weight percent and includes 1% to 3% of nitrogen, 1.5% to 3.5% phosphorus, 2% to 4% of potassium, and 0.02% to 0.8% of trace elements including magnesium, calcium, iron, manganese and boron; the pH value of the substrate is 6.5 to 6.8; the organic matters comprise 1 to 4 parts of bamboo vinegar liquid, 1 to 3 parts of starch-acrylic acid graft copolymer, 15 to 40 parts of a straw decomposition agent, 15 to 40 parts of fermented human and animal excreta, 10 to 18 parts of edible fungus residue, 3 to 6 parts of waste bamboo, 2 to 5 parts of plant-charcoal powder, 5 to 10 parts of silt slag, 4 to 6 parts of bone meal and 4 to 9 parts of soybean meal. According to the invention, specific components and proportion are adopted to prepare the organic matters, and the organic matters are combined with inorganic matters to form the acidulous substrate, so that the seedling-cultivating substrate soil is high in nutritional ingredient and appropriate in proportion of trace elements, has an excellent odor removing effect, and avoids undesirable odors produced during planting of vegetables and other plants for urban families.

The invention discloses modified polyurethane suspended filler which comprises, by weight, 10 parts to 80 parts of polyhydroxyalkanoate, 10 parts to 80 parts of activated carbon, 60 parts to 80 parts of polyurethane, 1 part to 10 parts of water-soluble polyurethane solutions, 0 part to 10 parts of bioactivator, 0 part to 1 part of inorganic metal salt, 0 part to 20 parts of organic high-molecular polymer and 0 part to 10 parts of inorganic flocculate. A preparation method of the modified polyurethane suspended filler includes the steps of taking the 10 parts to 80 parts of polyhydroxyalkanoate, the 10 parts to 80 parts of activated carbon, the 0 part to 10 parts of bioactivator, the 0 part to 1 part of inorganic metal salt, the 0 part to 20 parts of organic high-molecular polymer and the 0 part to 10 parts of inorganic flocculate, dissolving the mixture in the 1 part to 10 parts of water-soluble polyurethane solutions, soaking the 60 parts to 80 parts of polyurethane in the solution to obtain the loaded polyurethane suspended filler, and conducting secondary drying after primary drying is conducted to obtain the modified polyurethane suspended filler. The modified polyurethane suspended filler has the advantages of being high in porosity and large in specific area.

The invention discloses carboxymethyl chitosan quaternary ammonium salt / PAMAM(Polyamidoamine) core-shell nanoparticles and a preparation method. The nanoparticles are chitosan derivatives which are formed in a way that amino-terminated polyamidoamine dendritic macromolecule is grafted with carboxymethyl chitosan quaternary ammonium salt, and the chitosan derivatives are self-aggregated to form core-shell nanoparticles in water solution. The preparation method comprises the following steps: performing quaterisation decoration to amino at a second position of chitosan by CTA (3-Chloro-2-hydroxypropyltrimethyl ammonium chloride); performing carboxymethyl decoration to hydroxy at a sixth position of chitosan quaternary ammonium salt to synthetize carboxymethyl chitosan quaternary ammonium salt; activating carboxyl of the carboxymethyl chitosan quaternary ammonium salt by using NHS(N-Hydroxysuccinimide) / EDC(carbodiimide) to link the amino-terminated polyamidoamine dendritic macromolecule to synthetize the dendritic chitosan derivatives. The preparation process condition is simple and mild, and the product is easy to purify; and the core-shell nanoparticles of the prepared dendritic chitosan derivatives have the advantages of excellent water-solubility and functionality and has the attractive application prospect in the fields of antibiosis, gene transfer and drug controlled release.

The structural adhesive containing nano material includes two components, the component A consists of epoxy resin, liquid polysulfide rubber, stuffing and nano SiO2, and the component B consists of modified curing agent, promoter, plasticizier, fine silica powder, fine titania powder, aluminum powder and coupling agent, with the ratio between component A and component B being 0.5-1.5 to 0.5-1.5. The liquid polysulfide rubber can increase the flexibility of the adhesive and the nano material can increase the contact area between the adhesive and adhered body and binding force, improve mechanical performance. The structural adhesive is dense, waterproof, flexible, antiaging, and has high adhering strength, shearing strength, high stability, etc.

The invention provides a nano-silver antibacterial shirt fabric. Warp of the fabric is compact spinning cotton yarns CF 14.8 tex; weft yarns are blended yarns 14.8 tex of 48%modal fibers / 48%bamboo pulp fibers / 4%nano-silver fibers; and the warp density is 512yarns / 10cm, and the weft density is 512yarns / 10cm. The invention further provides a preparation method for the nano-silver antibacterial shirt fabric. The method comprises the following steps: a, spinning; b, warp and cheese dyeing: cone loosening, caging filling, feeding into a cylinder, pretreatment, dyeing, aftertreatment, dehydration, drying and cone fastening, wherein the pretreatment is performed at a temperature of 120 DEG C for 30min to 60min, the NaOH utilization amount is 1.4g / L to 1.6g / L, the utilization amount of H2O2 in a concentration of 27.5% is in a range of 4.3g / L to 4.7g / L, the bath ratio during dyeing is 1:10, reactive dyes containing two active groups of vinyl sulfone and monochlorotriazine, the utilization amount of the dyes is in a range of 3g / L to 5g / L, the utilization amount of Na2SO4 is in a range of 10g / L to 60g / L, and the utilization amount of Na2CO3 is in a range of 5g / L to 20g / L; c, weaving: warping, sizing, drafting and weaving the fabric, wherein K-5000 size is used during sizing; and d, after treatment.

The invention provides a maca tablet and a preparation method thereof and relates to the technical field of health care products. The maca tablet is prepared by the following raw materials by weight: 581.84 g of maca powder, 56.48 g of microcrystalline cellulose, 30.4 g of lactose, 78.56 g of povidone, 15.12 g of magnesium stearate and 37.6 g of starch; and the average relative molecular weight of the povidone is 2000. The preparation method of the maca tablet comprises the following steps of: uniformly mixing all the raw materials, spraying 90 percent of ethanol solution to moisten, palletizing, drying, carrying out intermediate inspection, granulating and tabletting; and spraying 456.5 g of ethanol solution on every 800 g of raw materials. The maca tablet has the advantages that the effective components are quickly dissolved out, the biological availability is high, and the medical effects of effective component maca can be better realized, and the cost for drug consumption is reduced. The maca tablet has the effects of relieving the physical fatigue, improving the sexual function, improving the fertility, adjusting the internal secretion and the like, and particularly relieving the physical fatigue and the improving the sexual function.

A medical composition for treating sexual disfunction, impotence, immunodeficiency, chronic fatigue, and hepal and renal disfunction is prepared from ornithin and citrulline or their salts, jujube, ginkgo seed and ginseng. Its advantages are high curative effect and no toxic by-effect.

The invention relates to the technical field of biology, and discloses an oyster peptide with a sexual promoting function and a preparation method and application thereof. The method comprises the steps that oyster meat, calcium salt and water are ground to obtain oyster meat paste; enzymolysis is performed on the oyster meat paste, and centrifugation is performed to obtain supernatant after enzymolysis is performed, and an oyster enzymolysis coarse solution is obtained; discoloring and impurity removing are performed on the oyster enzymolysis coarse solution, and an oyster peptide refined solution is obtained; concentrating and spray drying are performed on the oyster peptide refined solution to obtain the oyster peptide. According to the oyster peptide with the sexual promoting function and the preparation method and application thereof, due to the fact that the oyster meat is pretreated with the calcium salt before enzymolysis is performed on the oyster meat, endogenous enzymes of oysters are activated, and enzymic preparations consumed in subsequent enzymolysis are reduced; meanwhile, the specific enzymic preparation composition is adopted to cooperate with the endogenous enzymes of the oysters to perform enzymolysis in two steps, and therefore the oyster peptide with the higher antioxidant activity and the significant sexual promoting function is prepared.