84 results about "Guava Fruit" patented technology

The invention describes the preparation, isolation and use of an extract of guava fruit for the treatment of a disease or condition related with, caused by or mediated by dipeptidyl peptidase IV.

The invention discloses a preparation method of a guava fruit tablet. According to the preparation method, guavas being 90% of mature is taken as raw materials and the guavas is pressed into grain tablets. The preparation method comprises the following machining steps of: purchasing raw materials, treating the raw materials, crushing fruits, carrying out primary colloid milling, preparing a helicase solution, carrying out colloid milling on materials and helicase, rapidly freezing the materials, carrying out freeze-drying in vacuum, tabletting and packaging. The fruit tablet takes the guavas as the raw materials; the guavas not only have a sweet taste and are enriched in nutrition, but also have the very good medical effects of regulating blood sugar level; the whole guavas can be used as the raw materials to be used and the utilization rate of the raw materials is high; in a preparation process of the fruit tablet, other components are not added and the fruit tablet keeps the original flavor of the guavas; after the colloid milling, the fineness of the guava materials can reach more than 95 meshes and the guava fruit tablet is suitable for the mouth feel of people; and in production, storage and quality guaranteeing processes of the fruit tablet, substances, such as condiments, pigments, preservatives and the like, which are harmful to a human body, are not added, so that the food safety is guaranteed.

The invention discloses a manufacturing method of guava tea, which comprises the following steps: picking red guava fruits which are not completely mature, removing the fruit bases, and washing the guava fruits; processing the guava fruits into long fruit threads; putting the fruit threads outdoors, and evaporating the moisture; drying the fruit threads in a drying oven; selecting high-quality fruit threads, and removing minced and unqualified fruits; and finally packaging in vacuum. The guava tea made by using the method has the advantages of simple storage and manufacture and convenient drinking, has the metabolic functions for regulating blood sugar, blood fat and blood pressure, and effectively balances the blood pressure.

The invention provides a method for preparing guava fruit powder by vacuum freeze drying, comprising the following steps: (1) selection of raw material: selecting fresh guava fruits with 80-90% degree of ripeness, removing microbes and impurities attached to the skin of the guava fruits, and draining; (2) crushing: removing buttons and sepal, cutting the drained guava fruits into flakes with uniform sizes; (3) pulping: putting the cut guava flakes into a pulping machine, pulping slowly at first and then quickly until the fruit pulp is fine and uniform, filtering the guava fruit pulp with a sieve to remove guava seeds and impurities; (4) blending and mixing: adding a specified amount of a drying aid into the filtered fruit pulp, quickly stirring for uniformly mixing the fruit pulp with the drying aid; (5) drying: uniformly laying the uniformly mixed fruit pulp in a specified thickness in a culture dish, prefreezing at low temperature, drying by an automatic vacuum freeze drying device for preparing fruit pulp flakes; and (6) pulverizing: pulverizing the dried fruit pulp flakes into powder in a stirring machine, and then performing steam flow ultramicro-pulverization to improve the dissolution rates of nutrient substances in the guava fruit powder.

The invention discloses a method for cultivating a guava fruit tree. The method comprises the steps of land selection and garden building, fertilizer and water management, bagging and shaping. Soluble solids, the sugar content and the sugar-acid ratio of guavas produced through the method are remarkably higher than those of guavas produced through ordinary methods, the guavas are deeply welcome by local people, and the products cannot meet the demand locally. People can eat the delicious guavas only by placing an order in advance every year. According to the method, by land selection and garden building, fertilizer and water management, bagging and shaping, the finally produced guavas are good in taste, high in quality, attractive in color and high in sweetness.

The invention discloses a method for preparing clear and transparent guava juice, which comprises the following steps: fresh guava fruit is soaked and washed by lye and pulped, and juice is taken; the temperature and the pH value of the juice are adjusted, and the juice is added with fruit pulp enzyme for enzymolysis, and subjected to centrifugation and deslagging, and supernatant is taken; the temperature and the pH value of the supernatant are adjusted, and the supernatant is added with pectinase for enzymolysis, and subjected to centrifugation and deslagging, and supernatant is taken, added with soapy clay for clarification and standing, subjected to deslagging; and supernatant is taken and subjected to vacuum filtration to obtain the clear and transparent guava juice. The preparation method increases the juice yield of guava, improves the clarity and the stability of the guava original juice, maintains the unique flavor and the unique color and luster of the guava, harmonizes the conflict between the sensory organ and the mouthfeel of the guava original juice, and has simple technique and low cost. The soluble solid content of the clear guava juice prepared by the method is 8.11 percent and the transmittance reaches 99 percent as detected, so that both the soluble solid content and the transmittance accord with the related national industry standards.

The invention discloses substitute tea capable of removing heat and toxic materials which contains the following raw materials: dehydrated guava leaves, dried guava fruits, dried bitter gourd, tea leaves, liquorice, dehydrated stigma of corn, dehydrated roselle, pericarpium citri reticulatae, dehydrated stevia rebaudian, dehydrated semen cassia, chrysanthemum, dehydrated gynostemma pentaphylla, dehydrated lotus leaf, pink rose, broadleaf holly leaf and the like, wherein the raw materials are dehydrated and dried till the water content is controlled to be 5%-8%. In addition, the invention further discloses a preparation method of the substitute tea. The preparation method comprises the following steps: selecting fresh tea material, cleaning the fresh tea material, finishing, blanching, cooling, carrying out vacuum dewatering under variable pressures, drying with combination of solar energy and dehumidification, grinding raw materials, mixing and stirring, packing with small filter-bags. The technical solution provided by the invention overcomes the defects in the traditional series substitute tea processing methods, energy consumption and production cost are reduced, influences of weather are avoided, the drying is fast, the product quality is good, and the product meets the national standard related to food hygiene.

The present invention discloses a guava fruit and leaf extract cyclodextrin inclusion compound, a preparation method and an application thereof. After guava fruits and / or leaves are extracted, vacuumconcentrating is conducted; concentrated liquid is subjected to inclusion with cyclodextrin; and filtering, drying and crushing are conducted to obtain the guava fruit and leaf extract cyclodextrin inclusion compound. The guava fruit and leaf extract cyclodextrin inclusion compound can mask the bitter tastes of the fruits / leaves. The preparation method increases water solubility of functional components of flavonoids, polyphenols, etc. in the extract. The inclusion compound is stable, not easily oxidized and easily absorbed by human body. The prepared solid instant granule drink and preparation are convenient to eat, have various mouthfeel, have the anti-diarrhea and blood-sugar-lowering functional ingredients of the guava fruits / leaves, are healthy products suitable for related sub-healthgroups or patients, and have good application prospects.

The invention discloses pelargonium odoratissimum endophytic bacillus velezensis and application of thereof. The name of the bacterial strain is Bacillus velezensis B1, the preservation number of thebacterial strain is GDMCC No: 61296, and the bacterial strain is preserved in Guangdong province microbial strain preservation center of the 59# building of the 100# courtyard of the Xianlie middle road of Guangzhou city on November 19, 2020. The strain belongs to pelargonium odoratissimum endophyte, and has no pathogenicity; the strain has a good inhibition effect on tobacco ralstonia solanacearum, the resistance of tobacco to ralstonia solanacearum can be obviously enhanced, the occurrence of diseases is delayed, and the persistence is good; an obvious promoting effect is achieved on tobaccogrowth; and the strain has an obvious inhibition effect on phytophthora cucumerina, phytophthora capsici, tomato late blight bacteria, papaya anthracnose bacteria, guava fruit rot bacteria, mangosteen fruit rot bacteria, towel gourd fusarium wilt bacteria, flowering cabbage anthracnose bacteria and banana fusarium wilt bacteria.

The invention provides a method for fresh keeping of guava fruits by film coating with rhizoma kaempferiae essential oil, rhizoma alpiniae officinarum essential oil and fresh ginger essential oil. According to the method disclosed by the invention, various substances having antibacterial activity, such as the rhizoma kaempferiae essential oil, the rhizoma alpiniae officinarum essential oil, the fresh ginger essential oil, and chitosan are used as fresh keeping agents. The method comprises the following steps of selecting fruits, performing disinfection, performing air drying for the first time, performing film coating, performing air drying for the second time, and performing packaging. The substances having antibacterial activity, such as the rhizoma kaempferiae essential oil, the rhizoma alpiniae officinarum essential oil, the fresh ginger essential oil and the chitosan are merged, so that films compounded from the rhizoma kaempferiae essential oil, the rhizoma alpiniae officinarum essential oil, the fresh ginger essential oil and the chitosan have obvious fresh-keeping effects on storage of picked guava fruits, and changes of mouth feel and flavor of the picked guava fruits can be notably delayed. Respiration peak can be delayed, the increment of the content of propanedial can be notably restrained, and the rise of relative electrical conductivity and the rise of polyphenol oxidase activity can be notably restrained, so that the fresh-keeping time is greatly prolonged. The method is simple and convenient, materials are easy to obtain, the cost is low, and the method is easy to popularize.

The invention discloses a guava infused-bag type traditional Chinese tablet with an effect of reducing blood sugar and a processing method thereof, and the guava infused-bag type traditional Chinese tablet can be used for solving the problems that the Western medicines for reducing blood lipid and blood sugar in the prior art have large side effect but the traditional Chinese medicines are troublesome in decocting. The guava infused-bag type traditional Chinese tablet is prepared by uniformly mixing of guava leaves and guava fruit at a weight ratio of 10:1. The invention further provides the processing method for preparing the guava infused-bag type traditional Chinese tablet. The tablet is an infused-bag traditional Chinese tablet, the prior trouble of the decocting of the traditional Chinese medicines is reduced, and meanwhile the side effect after taking the western medicines is avoided; and the product prepared by the invention is safe and reliable and has excellent effect.

The invention relates to the technical field of agricultural plantation, in particular to a seedling raising method of pearl guava. The method includes the following steps of a, culturing rootstock seedlings, wherein new-generation pearl guava fruit seeds which are locally planted for four years or longer, grow robustly and are good in quality are selected for culturing the rootstock seedlings; b, selecting cutting slips, wherein one-year-old lignified pearl guava shoots with diameter of 0.6-1.3 cm are selected as cutting slips; c, conducting grafting, wherein the rootstock seedlings and the cutting slips are grafted through a cut-grafting method; d, conducting plantation management on the grafted seedlings. The method is simple in grafting process, and the grafted seedlings are strong in adaptability, can adapt to the damp and rainy and seasonal drought South China, are suitable for plantation soil in South China and have the advantages that fruiting is achieved all the year round, fruit drop is small, and fruits can be stored and transported easily.

The invention discloses a method for cultivating selenium-rich guava fruit trees. The method includes the following steps of land selecting and orchard establishing, fertilizer and water managing, bagging, shaping and the like. Guavas cultivated with the method are good in taste, high in quality, beautiful in color and high in sweetness, the soluble solid, the sugar content and the sugar-acid ratio of guavas are obviously higher than the soluble solid, the sugar content and the sugar-acid ratio of marketed guavas, selenium-rich fertilizer is applied to guavas, guavas rich in selenium element are produced, and selenium-rich guavas are more beneficial to good health.

The invention relates to a guava fruit slice preparation method and solves the technical problem that guava fruits and guava leaves are not put into industrial production to produce instant food currently. The guava fruit slice preparation method includes the steps of cleaning the guava fruits and the guava leaves, cutting the guava fruits and the guava leaves into pieces, mixing with stirring to form puree, subjecting the puree to primary colloid milling, mixing with a helicase solution, and subjecting the mixture to secondary colloid milling, quick freezing, vacuum lyophilizing and slicing. The guava fruit slice preparation method is widely applied to guava food preparation.

The invention relates to the technical field of cosmetics, in particular to serum for removing blackheads and acne and a preparation method of the serum. The serum for removing blackheads and acne isprepared from, in parts by weight, 0.5-5 parts of a guava fruit extract, 0.1-3 parts of a honeysuckle extracting solution, 0.1-3 parts of a dandelion extracting solution, 0.01-1 part of alpha-glucan oligosaccharide, 0.05-0.5 part of decapeptide-4 and 0.05-0.5 part of glycoprotein. The serum for removing blackheads comprises blackhead and acne removal composition, a phase A, a phase B and a phase C; the phase A comprises water, a thickening agent, a moisturizer and a chelating agent; the phase B comprises a solubilizer, essence and a preservative; and the phase C comprises water and a neutralizer. The provided serum has the efficacy of controlling oil, fading spots, removing acne and blackheads and the like and has a care function on oily skin, skin with more blackheads, pore blocked skin,rough skin and excessive oil secreting skin.

The invention discloses an oil-control conditioning composition containing plant extractives, and aim to provide the oil-control conditioning composition, containing the plant extractives, which is natural, free of stimulation, safe and gentle and can effectively balance sebum secretion and shrink pores. The composition is mainly prepared from the following compounds in parts by weight: 6 to 15 parts of a guava fruit extractive, 4 to 10 parts of a populus tremula bark extractive, 2 to 10 parts of a flaxseed extractive and 3 to 8 parts of a barosma betulina leaf extractive. The oil-control conditioning composition belongs to the technical field of cosmetics.

The invention discloses chewing gum made of raw materials different from raw materials of traditional chewing gum. The raw materials of the chewing gum provided by the invention are maltose, hibiscus manihot, guava, fruit and vegetable juice, L-borneol, gel, maize meal and kudzuvine root powder (serving as padding). Through the adoption of maltose, gel, maize meal and the like, the chewing gum is soft, elastic and viscous, not only has favorable chewing mouthfeel to achieve the tooth cleaning effect, but also can eliminate kreatine and fatigue when a user chews the chewing gum after exercise. As the chewing gum dose not contain gum base, residue which is difficult to decompose and melt cannot be generated after the chewing gum is chewed, that is, the environment polluting problem of the traditional chewing gum is solved effectively. Meanwhile, the preparation method of the chewing gum comprises the following steps: (1) preparing maltose; (2) preparing guava juice; (3) preparing hibiscus manihot extract; (4) preparing chewing gum primary pulp; (5) forming and packaging chewing gum. The preparation method is reasonable and efficient; the chewing gum prepared according to the preparation method is excellent in effect.

The invention relates to the field of preparation of tea leaf and specifically relates to a preparation method of guava leaf black tea. The preparation method comprises the following steps: picking tender leaves of guava trees; spreading the tender leaves till the leaf texture is soft, the grassy smell disappears and the rich guava fruity fragrance is smelt; rolling the tender leaves spread to a moderate degree till the foliar breakage rate is above 80%; shaking the well rolled tender leaves for loosening, then performing ventilation for oxidation till all the leaves turn red and drying. The guava leaf black tea can be processed by the preparation method of the guava leaf black tea provided by the invention after trial production according to the principle that polyphenol type chemical components are contained in the guava leaves and polyphenol type substances can react with oxygen in air to produce thearubigins under the action of a polyphenol. The guava leaf black tea has red tea infusion after being by infused with boiling water, the tea infusion has sweet and smooth taste and no bitter taste, the fragrance of guava is retained and the guava leaf black tea can achieve the purpose of treating diseases by daily drinking.

The invention provides a pure natural plant acne-removing and mark-fading composition, essence containing the composition and a preparation method and application of the essence. The pure natural plant acne removing and mark fading composition is prepared from the following components in parts by weight: 0.1 to 5 parts of white willow bark extract, 0.1 to 10 parts of guava fruit extract, 0.1 to 10parts of pinus densiflora leaf extract, 0.1 to 10 parts of lactobacillus fermentation product and 1 to 5 parts of madecassoside. The invention aims to solve the problems of acne and the like easily caused by large oil yield of skin of men. According to the invention, the concept of micro-ecological acne removal is combined; the white willow bark extract, the guava fruit extract, the pinus densiflora leaf extract, the lactobacillus fermentation product and the madecassoside play a synergistic effect according to a reasonable proportion, the effect of an anti-bacterial colony effect is achieved, the number of propionibacterium acnes is balanced, meanwhile, the effects of inhibiting bacteria, controlling oil, relieving inflammation, promoting crevasse healing, repairing acne marks and promoting cuticle metabolism can be achieved, and the purposes of scientific acne removal and long-term acne prevention are achieved.

The invention discloses fruit fermentation liquor capable of reducing blood sugar. The fruit fermentation liquor is prepared through fermentation of the following raw materials in parts by weight: 1-5parts of probiotics fermentation liquor, 1-2 parts of banana leaves, 1-3 parts of guava fruits, 1-2 parts of guava leaves, 1-5 parts of cordyceps militaris, 1-3 parts of grape seeds, 1-2 parts of grape skin, 5-10 parts of sorbitol and 3-7 parts of dietary fibers. The probiotics fermentation liquor and natural plant extracts have synergistic reaction on reducing blood sugar. According to the prepared fruit fermentation liquor disclosed by the invention, a low-temperature extraction and freeze drying technique is combined with a probiotics fermenting technique, so that the release of effectivecomponents of the fruit fermentation liquor is increased, absorption of the effective components by intestinal tracts is promoted, and the purpose of reducing the concentration of the blood sugar is realized.

The invention discloses a prevention and treatment method for bactrocera dorsalis. The method comprises the following steps: preparing an attractant and a trapping adhesive, and designing a fruit-shaped trapper by using a yellow-green plate with a virtual wavelength of 530-550 nanometers; coating the surface of the trapper with the trapping adhesive, and throwing the attractant into the trapper through a hole; hanging the trapper filled with the attractant on a fruit tree for trapping operation; and strengthening cultivation management in an orchard. According to the method disclosed by the invention, bactrocera dorsalis is trapped by utilizing the attractant and plant trapping components in the trapping adhesive; plant components such as guava fruit volatile matters and banana puree areapplied to prevention and control of bactrocera dorsalis, so the harm of bactrocera dorsalis can be reduced, the yield and quality of fruit can be improved, and pollution to the environment can be reduced; and the fruit-shaped trapper is designed by using the yellow-green plate with the virtual wavelength of 530-550 nanometers, so bactrocera dorsalis can be visually attracted, and trapping effectcan be improved.

The invention discloses a pockmark removal cream and a preparation method thereof. The pockmark removal cream is prepared from item A including hydrogenated lecithin, caprylic / capric triglyceride, cetostearyl alcohol, stearic acid, meadowfoam seed oil, olive fruit oil, methylparaben and propyl hydroxybenzoate, item B including cyclomethicone and a mixture of cyclomethicone and a polydimethyl siloxane crosslinked polymer, item C including water, EDTA (ethylene diamine tetraacetic acid) disodium, butanediol, glycerinum, xanthan gum, sodium hyaluronate and pathenol, item D including bisabolol, an alchemilla japonica extrac, guava fruit extract, asiaticoside and aloe gel powder and item E including phenoxyethanol and essence. The pockmark removal cream has good oil-control and pockmark removal effects, generation of pockmarks can be effectively prevented, and pockmark removal effect is remarkable.

The invention discloses an acne removing composition, and belongs to the field of cosmetics. The acne removing composition comprises a guava fruit extract, a phellodendron amurense extract and a salvia miltiorrhiza acne removing agent. The salvia miltiorrhiza acne removing agent is prepared from radix salviae miltiorrhizae extract, flos caryophylli bud extract, radix scutellariae extract, radix angelicae sinensis extract, liquorice root extract and herba centellae extract. Under the synergistic effect of the guava fruit extract, the phellodendron amurense extract and the salvia miltiorrhiza acne removing agent, the acne removing composition can effectively condition acne muscles, inhibit acne regeneration, smooth acne pits, promote skin cuticle renewal and repair damaged cells, and meanwhile, the acne removing cream prepared from the acne removing composition is mild, non-irritant, easy to absorb, safe, efficient and free of burden.

The invention discloses coffee flavoured kidney tonifying purple sweet potato fermented yoghourt. The coffee flavoured kidney tonifying purple sweet potato fermented yoghourt is prepared from the following raw materials in parts by weight: 200-220 parts of purple sweet potatoes, 10-12 parts of skimmed milk powder, 15-20 parts of coffee beans, 8-10 parts of black sesame, 0.3-0.5 part of Chinese chestnut polysaccharide, 4-5 parts of hericium erinaceus powder, 6-8 parts of guava pulp, 4-6 parts of polygonatum odoratum, 2-4 parts of folium cortex eucommiae, 3-5 parts of wolfberry, 2-3 parts of semen cuscutae, 5-6 parts of freeze-dried sea cucumber powder, 10-12 parts of glucose, right amount of streptococcus thermophilus and right amount of lactobacillus bulgaricus. The purple sweet potato fermented yoghourt disclosed by the invention has the advantages that micropore treatment is firstly carried out on purple sweet potato powder in a production process, so that fermentation of the purple sweet potato powder is more thorough, and yield is increased; meanwhile, the obtained purple sweet potato fermented yoghourt is fine and smooth in tissue, uniform in texture, moderately sour and sweet, uniform in colour and moderately sticky. The coffee beans and the black sesame are added, so that the yoghourt product has unique flavours of coffee and black sesame and can improve appetite; and traditional Chinese medicines such as folium cortex eucommiae and wolfberry are added, so that the yoghourt product has the healthcare effects of tonifying kidney and building body.

The invention discloses a fragrant guava tea. The tea is characterized by comprising the following components in percentage by weight: 50%-65% of guavas, 30%-45% of tea leaves, and 1%-5% of flavoring agents, wherein the guavas are dried fruits which are prepared by baking guava fruits and neutralizing the guava fruits with tartaric acids, and the particle sizes of the guavas and the tea leaves are controlled in 10-20 meshes; the tea leaves are green teas, black teas, oolong teas, folium llicis latifoliae or other finished teas; and the flavoring agents are plant fruits or dehydrated flowers which can give off various fragrance. The making method comprises the following steps: respectively baking and cutting up the guavas and the tea leaves, classifying the guavas and the tea leaves which are baked and cut up by sieving and winnowing, respectively obtaining fine grains of the guavas and the tea leaves, of which the particle size scopes are 10-20 meshes, firstly mixing the fine grains of the guavas and the tea leaves according to the compounding ratios, then adding the flavoring agents according to the compounding ratios, scenting the guavas, the tea leaves and the flavoring agents for 30-90 minutes, and packaging the guavas, the tea leaves and the flavoring agents, to obtain the finished products of the fragrant guava tea.

The invention discloses tea polyphenol whitening and spot-fading cream, which is prepared from the following ingredients in percentage by mass: 50 to 70 percent of water, 1 to 5 percent of acetylatedlanolin, 3 to 7 percent of butanediol, 0.5 to 1 percent of cetostearyl alcohol, 0.5 to 1.5 percent of glyceryl stearate, 1 to 5 percent of cyclopentasiloxane, 1 to 5 percent of magnesium ascorbyl phosphate, 1 to 5 percent of glycine betaine, 0.1 to 0.5 percent of allantoin, 0.3 to 0.7 percent of tocopherol (vitamin E), 1 to 5 percent of wheat germ oil, 0.3 to 0.7 percent of lecithin, 0.5 to 1.5 percent of avenin extracts, 1 to 5 percent of liquorice roots extracts, 0.5 to 1.5 percent of grape seed extracts, 3 to 7 percent of guava extracts, 1 to 5 percent of beta-glucan, 0.05 to 0.15 percent of imidazolidinyl urea, 1 to 10 percent of tea polyphenol and 1 to 10 percent of rhizoma kaempferiae extracts. The effects of disinfection, sterilization, skin aging resistance, reduction of skin injury caused by ultraviolet ray radiation in sun light and the like of the tea polyphenol are sufficiently utilized; 3 percent of tea polyphenol and 3 percent of rhizoma kaempferiae extraction liquid areadded into ordinary whitening and spot-fading cream; after the tea polyphenol whitening and spot-fading cream is smeared onto the face, the face whitening, spot-fading and watery effects are obviouslybetter than the face whitening, spot-fading and watery effects of an ordinary group.

The invention discloses a processing method of guava effervescent tablets. The guava effervescent tablets are prepared from the guava fruits as the raw material, and are prepared by the following steps: preparing the raw materials, deactivating enzymes, carrying out sublimate-drying, carrying out crushing, carrying out pelletizing, carrying out drying, carrying out pressing, carrying out sorting, carrying out packaging and so on. According to the processing method, the guava fruits and a honey solution are pulped together, so that the nutrients of the guava fruits are prevented from losing while the nutrients in the guava pulp are enriched; the guava pulp is treated by compound enzymes, so that precipitation of the active components from the guava fruits are greatly promoted; moreover, sublimate-drying is performed on the guava pulp so as to reduce nutrient loss and fully preserve the active components in the raw materials, so that the utilization rates of the raw materials are improves. The final products of the guava effervescent tablets are low in water contents, long in storage lives and convenient to carry, and have the effects of invigorating the spleen, eliminating stagnated food, astringing the intestine to correct diarrhea, reducing blood sugar and so on.

The invention discloses an anti-hair-loss hair-care composition and application thereof, and aims to provide a composition capable of effectively inhibiting the activity of 5alpha-reductase, reducingthe proliferation of malassezia fufur, and promoting the proliferation of dermal papilla cells. The composition is applied to toiletries, has a remarkable improvement effect on seborrheic alopecia, and is prepared from, by weight, 1-6 parts of a spiraea ulmaria extract, 3-9 parts of a guava fruit extract, 2.5-7 parts of a turmeric root extract, 2-5 parts of a magnolia bark extract and 5-10 parts of a tea extract. The invention belongs to the technical field of daily necessities.

The invention discloses a method for preparing a guava essence. The method comprises the following steps: crushing guava pulp and pulping, filtering under reduced pressure, concentrating under reducedpressure, adding a sugar source and an ammonia source to a concentrated juice, and then reacting at a temperature of 100 to 180 DEG C for 1 to 5 hours, adding 3 to 10 times volume of organic solvent,heating at a temperature 45 to 80 DEG C and performing reflux extraction for 1 to 4h; carrying out primary and secondary molecular distillation on an extract under certain conditions to obtain the distilled light phase, namely, the guava essence. The preparation method disclosed by the invention has the advantages of simple preparation process and low cost, and the obtained guava essence is uniformly sprayed onto the cut tobacco by the cigarette flavoring process, which can highlight the baked sweet or burnt sweet flavor of the cigarette, and improve the smoking quality and sensory comfort ofthe cigarette, and the method is worth being popularized and applied throughout the industry.

The invention discloses a preparation method of psidium guajave preserved fruit. The method comprises the following steps of slicing, color protection hardening, blanching, sugar preserving, baking and packaging. The psidium guajave preserved fruit treated by the method has the advantages that sugar bloom and sugar liquid flowing are avoided; the psidium guajave preserved fruit is fragrant, sweet and delicious; in addition, the method is convenient and simple; the cost is low.