56 results about "Nymphaea" patented technology

The invention provides a skin whitening and moisturizing mask. The skin whitening and moisturizing mask comprises, by mass, 3%-10% of propylene glycol, 3%-10% of glycerinum, 3%-8% of butanediol, 2%-8% of vitamin C ethylether, 1%-4% of witch hazel extractives, 3%-8% of nymphaea hybrid extractives, 1%-5% of natural beta glucan, 0.1%-0,5% of dipotassium glycyrrhizinate, 0.1%-0.5% of carbomer 940, 0.1%-0.5% of triethanolamine, 0.1%-0.5% of collagen peptide powder and the balanced deionized water. The skin whitening and moisturizing mask is characterized in that the nymphaea hybrid extractives are composed of nymphaea hybrid total polysaccharides and nymphaea hybrid general flavone. The skin whitening and moisturizing mask has pure natural phytoextraction ingredients, is free of toxic and side effects, free of medicine dependence, excellent in skin touch and obvious in effect, and has the effects of skin whitening, moisturizing, deep moisturizing, skin moistening and beautifying.

The invention belongs to the plant cultivation technical field, and specifically relates to a Nymphaea 'Rose Arey' cultivation method comprising the following steps: seed source selection; culture pot preparation; planting; water level control; fertilization management and insect disease control; the method reasonably applies fertilizers in the Nymphaea 'Rose Arey' cultivation period, controls water level according to Nymphaea growth conditions, and uses a plant source pesticides to control aphids and Nymphaea water pyralids harming the Nymphaea, thus realizing standard management of the Nymphaea; the method can culture Nymphaea 'Rose Arey', the culture place is random, and large area cultivation can be realized; the Nymphaea 'Rose Arey' cultivation method is high in survival rate, prosperous in plants, good in vigor, less in insects, thus obtaining excellent Nymphaea 'Rose Arey' miniascape or flowers, and satisfying market demands.

The invention belongs to the technical field of plant propagation and discloses a method for overwintering multiplication of nymphaea 'Islamorada'. The method comprises the steps of 1, harvesting a vivipary body in autumn, and clearing rotten blades and foreign matter on the vivipary body; 2, placing the vivipary body under outdoor illumination, soaking the vivipary body in water for 20-40 days to form a dormancy ball, and clearing the dormancy ball; 3, placing the clean dormancy ball at a cool and ventilating place to be dried in the shade; 4, placing the dormancy ball in wet sand of 60+ / -10%, and storing the dormancy ball in the dark at 9-17 DEG C; 5, conducting pregermination propagation at the end of March the next year. Based on the biological characteristics of nymphaea 'Islamorada', the dormancy ball directly formed through the vivipary body is utilized, and survival rate is high after storage. Materials are convenient to obtain, operation is easy, cost is saved, overwintering storage and multiplication are achieved, and market requirements are met.

The invention discloses a nymphaea hybrid extract and application of a nymphaea hybrid extract composition. The application includes preparation of food, healthy food and medicines for inhibiting pancreatic lipase activity and improving intestinal flora and preparation of food, healthy food and medicines for preventing obesity or reducing weight, wherein preventing obesity or reducing weight and lipid includes inhibiting pancreatic lipase activity, improving weight, regulating blood lipid and improving intestinal flora, and improving intestinal flora includes improving intestinal microorganism abundance and diversity and improving intestinal flora structures. The nymphaea hybrid extract composition is formed by combination of at least one of nymphaea hybrid extract, lotus leaf extract, green tea extract, semen cassiae extract and grape seed extract, wherein the weight content of the nymphaea hybrid extract in the compositiosn is larger than or equal to 20%.

The invention belongs to the technical field of plant cultivation, and particularly relates to a nymphaea 'Gonnere' cultivation method. The method comprises the steps of provenance selection, cultivation pot preparation, planting, water level control, fertilization management, pest and disease damage control and the like. According to the method, fertilization is conducted reasonably during the nymphaea 'Gonnere' cultivation period, a water level is controlled according to the growth situation of the nymphaea 'Gonnere', aphids and water lily borers which harm the nymphaea 'Gonnere' are controlled by adopting botanical insecticide, standardized management is conducted on the nymphaea 'Gonnere', the nymphaea 'Gonnere' is cultivated through the method, and the nymphaea 'Gonnere' is high in survival rate, thriving in plants, good in growth vigor and less in pest and disease damage; by means of targeted fertilization and reasonable control over the fertilization time, more flowers are produced in the duration of flowering, and the phenomena that branches and leaves are thriving, and few flowers are produced do not occur; by means of the cultivation method, high-quality nymphaea 'Gonnere' bonsai or flowers can be obtained through cultivation, and the requirement of a market is met.

The invention relates to application of nymphaea hybrid or a product thereof, and specifically relates to application of nymphaea hybrid to improvement of prostate symptoms. Specifically, the invention discloses the application of a nymphaea hybrid or a product thereof to preparation of medicament or health care product for improving symptoms of prostate. Improvements of the symptoms of prostate involve treatment of prostatic hyperplasia or prevention of prostatitis; the nymphaea hybrid product is a nymphaea hybrid extract or a nymphaea hybrid wine; and the nymphaea hybrid refers to dried flower or fresh flower of nymphaea hybrid. The invention conducts systematic studies on effects of nymphaea hybrid and product thereof on prevention of 5 alpha-reductase related diseases, especially prevention of prostate hyperplasia; and results show that nymphaea hybrid and product thereof have obvious effects on 5 alpha-reductase activity inhibition and prostatic hyperplasia resistance.

The invention belongs to the field of molecular biology, and discloses a nymphaea floral organ development gene NsAGL6 as well as a plant expression vector and a construction method thereof. The sequence of the nymphaea floral organ development gene NsAGL6 is shown in SEQ ID No.1. The expression vector pCAMB IA 1301-220-NsAGL6 constructed in the invention is obtained by connecting the NsAGL6 gene to the linear pCAMB IA 1301-220 plasmid. The plant expression vector is applied to plant genetic transformation, the NsAGL6 gene is over-expressed under the drive of a CaMV35S starter, the AGL6 protein is synthesized in quantity, and the expression of the downstream gene is regulated so that the nymphaea blooms in advance and the plant flower type is changed.

The invention discloses Nymphaea hybrid extract and a preparation method thereof, Nymphaea hybrid water containing the Nymphaea hybrid extract, and Nymphaea moisturizing allergy-release water. The Nymphaea hybrid extract comprises amino acids and minerals with no pigment. The Nymphaea hybrid extract is prepared by thermally extracting with water, discoloring, and filtering with a membrane. The prepared Nymphaea hybrid extract has good antioxidant effect, safety and stability. Operating is simple, and the cost is low. In the invention, Nymphaea hybrid water and Nymphaea moisturizing allergy-release water are acquired based on the Nymphaea hybrid extract. The Nymphaea hybrid water acquired herein has instant and long-acting moisturizing effects and provides evidently improved silky impression. The Nymphaea hybrid water prepared herein has instant and long-acting moisturizing effects and evidently improved silky impression. The Nymphaea hybrid water prepared herein is milk and nonirritating to skin and has good moisturizing effect.

The invention discloses a production technique for nymphaea hybrid extractive and an application. The production technique comprises the following steps: (1) performing enzymolysis; (2) extracting; (3) purifying; and (4) concentrating and drying. The production technique disclosed by the invention is efficient, quick and energy-saving; no harmful solvent is added; the temperature of the whole extraction process is not above 70 DEG C; and the functional components of the nymphaea hybrid are effectively maintained. The nymphaea hybrid extractive can be widely applied to a cosmetic formula so as to achieve the functions of obviously resisting oxidation, resisting wrinkles, moisturizing and whitening skin, relieving color spots, brightening skin, and the like.

The invention discloses a nymphaea hybrid moisture-keeping composition and application thereof. The skin-care composition disclosed by the invention is prepared from the following raw materials: persea gratissima fruit extract, tuber siemona root extract and nymphaea hybrid extract; the mass ratio of the persea gratissima fruit extract to the tuber siemona root extract to the nymphaea hybrid extract is (1 to 10) to (1 to 10) to (1 to 10). According to the nymphaea hybrid moisture-keeping composition disclosed by the invention, the three extracts are compounded and can have a synergetic effect;the metabolism of skin is promoted, the moisture content of the skin is improved, the smoothness of the skin is improved and skin wrinkles are reduced.

The invention discloses a nymphaea hybrid extract and application thereof to the preparation of cosmetics. The nymphaea hybrid extract is prepared by the following steps: S1, taking and stamping nymphaea hybrid stamen through a tissue stamp mill; S2, placing the stamped substance into water, performing enzymatic hydrolysis and filtering to obtain filter residues and filtrate A; S3, performing thermal flux extraction on the filter residues with ethanol, and then performing suction filtration to obtain filtrate B; S4, concentrating the filtrate B in vacuum, and then combining the filtrate A andthe filtrate B to obtain an extracting solution; S5, drying the extracting solution with a vacuum lyophilization method to obtain the nymphaea hybrid extract. The nymphaea hybrid extract is used for making masks. Thus, the extraction rate of the nymphaea hybrid is improved; the components of the nymphaea hybrid are prevented from being damaged in a drying-separating process, and the prepared maskis environmentally friendly and natural.

The invention provides an ecological circulation-type cultivation method of hydrophyte nymphaea L. for purifying water. The cultivation method comprises the following steps of site selection, seedlingselection, planting, fertilization and field management. According to the cultivation method, special selenium-enriched disease-preventing compound fertilizer is adopted, the composition is reasonable, the fertilizer efficiency lasts long, the effect is achieved quickly, the nutrients for nymphaea L. at the seedling stage can be effectively increased, the healthy growth of seedlings. is ensured,the immunity of the seedlings can be improved, the disease prevention and resistance are high, the cultivation method is reasonable, and the cultivation cost is low.

The invention discloses a hybridization method for nymphaea. The method comprises the following steps: (1), matching hybridization male and female parents, determining a breeding objective, and then selecting male and female parents which can perform fructification and meet characters of the breeding objective; (2), bagging flower buds of the male parent; (3), bagging the female parent one day before the female parent is about to come into bloom; (4), preparing 30 to 50 ml of pure water, 2.0 to 3.0 g of saccharose, 0.05 g of naphthylacetic acid and ethyl alcohol into pollination liquid; (5), collecting pollen, uniformly stirring the pollination liquid, firstly soaking a cotton swab into the pollination liquid, and then dipping the cotton swab into a stamen of the mature male parent; (6), performing pollination, dipping the cotton swab which dips pollen to a stigma of the female parent, and slight brushing the stigma for a couple of times; then covering a pollination bag, and covering agauze bag to an outmost layer; marking information, and marking with white foam. The pollination method is low in technical requirement on pollination, but is high in efficiency and success rate.

The invention discloses a bacteriostatic moisturizing lip balm comprising the following components: 0.03-2.5 parts of plant composition, 10-20 parts of natural oil, 10-20 parts of ceresin, 5-15 parts of microcrystalline wax, 2-5 parts of natural perfume, and 0.01-0.08 part of preservative. The plant composition is a mixture of a magnolia bark extract, a radix lithospermi extract, and a nymphaea hybrid extract in a weight ratio of (1-2): (1-2): (1-2). The bacteriostatic moisturizing lip balm in the invention has excellent bacteriostatic effect in addition to excellent moisturizing effect, and has a certain health care effect on preventing angular cheilitis and protecting the skin of the lip.

The present invention discloses a manufacture method of nymphaea hybrid flower tea. The manufacture method consists of the following steps: (1) raw material flower collecting; (2) flower treating; (3) removing; (4) preliminarily baking; (5) humidifying and shaping; (6) secondarily baking; and (7) packaging. The nymphaea hybrid flower tea manufactured by the method can achieve pleasant effects in terms of appearances and tastes, and is kept golden yellow in tea soup, mellow in fragrance, and brewed by a transparent flower teapot. Water is poured into the teapot, the flowers bloom immediately, and the flower shapes are like those of fresh blooming lotus flowers. The effect of the nymphaea hybrid flower tea is like the effect of fresh nymphaea hybrid and the nymphaea hybrid flower tea achieves a perfect combination of color, flavor, taste and shape.

The invention discloses nymphaea hybrid polysaccharide and a preparation method thereof. The preparation method comprises the following steps that 1, crushing and sieving the nymphaea hybrid to obtainnymphaea hybrid coarse powder, adding ethanol into the nymphaea hybrid coarse powder, performing heating reflux, and drying filter residues to obtain nymphaea hybrid powder; 2, adding water into nymphaea hybrid powder, carrying out ultrasonic treatment and heating and stirring extraction, then filtering the extract, and carrying out reduced pressure concentration to obtain a concentrated nymphaeahybrid crude polysaccharide solution; 3, adding pretreated macroporous resin into the nymphaea hybrid crude polysaccharide solution, carrying out heating and stirring for adsorption, carrying out suction filtration to obtain a decolorized and deproteinized polysaccharide solution, and carrying out vacuum concentration to obtain a concentrated sugar solution; and 4, adding ethanol into the concentrated sugar solution for precipitation, centrifuging the liquid, collecting the precipitate, and carrying out vacuum drying to obtain nymphaea hybrid polysaccharide. The extraction rate is high, the molecular weight of the obtained polysaccharide is high and is about 1100 Kda, and the polysaccharide is faint yellow in appearance, high in purity and uniform and stable in color and luster and has good moisture retention, oxidation resistance and anti-inflammatory activity.

The invention relates to the technical field of shampoo products, in particular to a plant anti-dandruff composition as well as a silicone-oil-free shampoo and a preparation method thereof. The plantanti-dandruff composition is composed of a curcuma kwangsiensis extract, a curcuma wenyujin extract and a nymphaea caerulea flower extract and is added to the silicone-oil-free shampoo, and the pure vegetable anti-dandruff and itching effect is achieved; and the shampoo has the advantages of being natural, mild, non-irritant and high in safety. The silicone-oil-free shampoo has the effects of regulating scalp grease secretion and killing and inhibiting malassezia breeding, and the dandruff problem is solved from the source of dandruff generation. The preparation method of the silicone-oil-freeshampoo has the characteristics of simple process, low production cost and suitability for large-scale production. The plant anti-dandruff composition is one or a composition of more than two of thecurcuma kwangsiensis extract, the curcuma wenyujin extract and a nymphaea tetragona or nymphaea caeruleaflower extract, and has the effects of regulating scalp grease secretion and killing and inhibiting malassezia breeding, so the dandruff problem can be solved from the source of dandruff generation.

The invention discloses a method for efficiently collecting and storing nymphaea hybrid anther and pollen. The method includes the steps of firstly, preprocessing anther and pollen; secondly, storingthe anther and pollen; thirdly, unfreezing the anther and pollen and conducting pollination. A great amount of pollen can be efficiently collected, the vitality of the pollen is effectively maintained, the pollination rate is increased by naturally separating the anther and pollen in the pollination process, the method has the advantages that the spent time is short, the pollen loss is low and thepollen vitality is high, the service life of the nymphaea hybrid pollen is prolonged, and the pollen utilization rate is remarkably increased.

The invention relates to medical new application and a preparation method of a nymphaea hybrid extract. Studies of the invention show that: the nymphaea hybrid aqueous extract can effectively reduce the blood serum blood uric acid level in a mice hyperuricemia model, one of the mechanisms of the the nymphaea hybrid aqueous extract is that: through inhibition of in-vivo xanthine oxidase activity, the formation of uric acid is inhibited and uric acid excretion is promoted. Hyperuricemia damages physiological functions of the kidney with increasing of urea nitrogen concentration being shown, and the nymphaea hybrid aqueous extract can reduce the blood uric acid, reduce stimulation of the uric acid on the kidney, and has a therapeutic effect on uric acid nephropathy. Therefore, the nymphaea hybrid aqueous extract can be used for preparing drugs for the treatment of gout, the hyperuricemia and the uric acid nephropathy.

The invention provides nymphaea hybrid nutritional soil. The nutritional soil is prepared from the following components in parts by mass: 30 to 40 parts of leaf mold, 8 to 15 parts of mountain clay, 8to 10 parts of land soil, 3 to 6 parts of paddy rice straws, 3 to 6 parts of mountain flour, 3 to 6 parts of rice straws, 1 to 3 parts of fowl manure, 1 to 3 parts of pig bone meal, 0.3 to 0.5 part of a plant nutritional agent, 1 to 2 parts of resting stones, and 1 to 2 parts of peat soil. The invention further provides a preparation method of the nymphaea hybrid nutritional soil. The nymphaea hybrid nutritional soil provided by the invention can provide all needed nutrients for the growth of nymphaea hybrid to accelerate the growth of plants and the cultivation survival rate of the nymphaeahybrid can be effectively increased.

The invention relates to a cultivation method of nine-grade nymphaea hybrid. The cultivation method concretely comprises the following steps: S1, preparing the tuber of the nine-grade nymphaea hybrid, and carrying out sterilization on the tuber; S2, pretreating the tuber of the nine-grade nymphaea hybrid, namely, soaking the tuber of the nine-grade nymphaea hybrid in a formalin solution subjected to 1000-time dilution for 30 minutes, and then soaking in a zineb solution subjected to 200-time dilution for 10 minutes; S3, drying the pretreated tuber of the nine-grade nymphaea hybrid; and S4, culturing in a biochemical incubator at the temperature of 32-33 DEG C. According to the method, the tuber of the nine-grade nymphaea hybrid is firstly taken out from soil and is cleaned up; after that, the tuber of the nine-grade nymphaea hybrid is soaked into the zineb solution subjected to 200-time dilution for 4 hours so as to be sterilized. In the step 1, the nine-grade nymphaea hybrid is sterilized, so that bacteria, impurities and the like on the surface of the nine-grade nymphaea hybrid can be removed, and the possibility that the nine-grade nymphaea hybrid is polluted by the bacteria at the later period can be reduced.

The invention discloses a nymphaea hybrida polysaccharide extract as well as a preparation method and application thereof. The preparation method comprises the steps of crushing nymphaea hybrida, adding water for extraction, and concentrating an extracting solution to obtain an extract; adding an ethanol solution into the extract, and conducting stirring, filtering, precipitating, freezing and drying to obtain a polysaccharide crude extract I; dissolving the polysaccharide crude extract I in water, conducting deproteinizing by using a Sevag method, washing out a precipitate, conducting filtering, and drying the precipitate to obtain a polysaccharide crude extract II; removing monosaccharide and oligosaccharide: dissolving the polysaccharide crude extract II in water, conducting dialyzing by using a dialysis membrane with the cutoff molecular weight of 8000-14000 D, adding an ethanol solution into the dialyzed polysaccharide crude extract liquid, conducting stirring until the precipitate is sucked out, conducting filtering, and drying the precipitate to obtain a polysaccharide crude extract III; and conducting gel column purification: purifying the polysaccharide crude extract III by using a gel chromatographic column, tracking fractions by using a sulfuric acid-phenol method, collecting main peaks, conducting merging, adding an ethanol solution, and conducting stirring, filtering, precipitating, and freeze-drying to obtain the nymphaea hybrida polysaccharide extract. The nymphaea hybrida polysaccharide extract has the effects of resisting bacteria, whitening, moisturizing and resisting oxidation.

The invention discloses non-irritant essence having whitening and moisturizing functions and a preparation method thereof. The preparation method comprises the following steps: step I, performing heating and dissolving: adding deionized water, modified pearl powder, a humectant, perfume, xylitol, caprolactam-based silicone oil, trehalose, citric acid and nicotinamide into a reaction kettle 1 subjected to high-temperature sterilization in parts by mass, performing starting to stir, wherein the stirring rotating speed is 200-300r / min, performing heating to 75-85 DEG C, performing stirring for 1-3h to obtain a clear and transparent mixed solution, scattering a thickening agent into the mixed solution while stirring, performing stirring for 0.5-1 h, cooling the mixed solution to room temperature after full dissolution, filtering the solution through a sterilized filter to remove undissolved impurities, and conveying the filtered solution into a high-temperature sterilized reaction kettle 2to obtain a solution; and step II, performing dissolving at normal temperature: adding a nymphaea hybrid extract and a preservative into the solution, performing stirring for 30-60 minutes at normaltemperature, and performing discharging to obtain the non-irritant essence with whitening and moisturizing functions. According to the method, the non-irritant essence is obtained, and the obtained essence has excellent whitening and moisturizing functions on people with dry, neutral and oily skin.

The present invention relates to the technical field of cosmetics, particularly to a whitening and moisture-keeping emulsion containing a nymphaea extract. The whitening and moisture-keeping emulsion is characterized by comprising the following raw materials by weight: 20-30 parts of a nymphaea extract, 4-6 parts of stearic acid, 2-4 parts of cetyl alcohol, 1-3 parts of glycerol, 3-5 parts of squalane, 1-3 parts of mineral wax, 3-5 parts of sorbitan stearate, 0.5-1.5 parts of hyaluronic acid, 2-4 parts of polyethylene glycol, 2-4 parts of triethanolamine, 0.2-0.4 part of essence, 1-3 parts of ethyl 4-hydroxybenzoate, 0.3-0.5 part of propyl 4-hydroxybenzoate, 0.2-0.4 part of sodium hydrogen sulfite, and 40-60 parts of deionized water. The whitening and moisture-keeping emulsion of the present invention has effects of skin conditioning, skin color improving, yellowish state adjusting, and skin nourishing and whitening, and is suitable for all types of skins.

The present invention discloses a preparation method of nymphaea hybrid Pu'er tea. The nymphaea hybrid Pu'er tea is prepared from the raw or cooked Pu'er tea and dried nymphaea hybrid as raw materials, and by the steps of flower selecting, flower petal selecting, tea leaf selecting, kneading and blending, flower shaping, bag cake kneading, pressing and shaping, cooling and drying, and packaging and storing. The weight ratio of the Pu'er tea to the dried nymphaea hybrid is (2-4):(0.5-1.5). The method comprises the following steps: the Pu'er tea and the dried nymphaea hybrid are respectively weighted, the weighed materials are mixed, the mixture is rolled, the rolled mixture is fumigated, then the fumigated mixture is put into bags to conduct the cake kneading, the kneaded mixture is loaded into molds, the shaped nymphaea hybrid is added into the molded mixture, the mixture is pressed and shaped for some time, the pressed and shaped mixture is prepared into the nymphaea hybrid Pu'er tea with different weights, a qualified inspection report is provided, and the nymphaea hybrid Pu'er tea is packaged. The nymphaea hybrid Pu'er tea combines the special effects of the nymphaea hybrid. In the preparation process, the traditional preparation technology of the Pu'er tea is used, and the effects of the flowers and tea are fully retained, so that the effects, soup color and mouthfeel of the nymphaea hybrid and Pu'er tea are perfectly combined, the functional ingredients of the nymphaea hybrid are fully released, the production technology is simple, and the nymphaea hybrid Pu'er tea can be subjected to a large-scale production.

The invention discloses a method for determining the optimum picking time of strong-fragrance type nymphaea hybrid. The method comprises the following steps: (1) the blooming phenophase of the strong-fragrance type nymphaea hybrid is observed, and a flowering phase is divided into four stages including a flower bud stage S1, an initial flowering stage S2, a full-bloom stage S3 and a final flowering stage S4; (2) under natural lighting, petals of the strong-fragrance type nymphaea hybrid at the full-bloom stage fully expand, sepals and first-round pedals expand at 160 degrees to 180 degrees, astamen is all visible, and the petals and the stamen are all golden yellow, which determines that the nymphaea hybrid is in the optimum picking time; the method further includes 5 auxiliary detectionmeans: determining a flower color index of the nymphaea hybrid, determining a growth index of the nymphaea hybrid, determining flower fragrance substance components of the nymphaea hybrid, determiningthe protective enzyme activity of the nymphaea hybrid at the flowering stage, and observing a microstructure of fragrance substance secretion of the nymphaea hybrid; and morphological observation iscombined with 5 auxiliary detection means to jointly determine the optimum picking time; and the method has convenient operation and reliable results, can provide a technical support for making of scented tea and extraction of aroma essential oil of the nymphaea hybrid, and has very good practical application value.

The invention discloses nymphaea hybrid chewing gum and a preparation method thereof, and relates to the technical field of chewing gum preparation. The nymphaea hybrid chewing gum comprises the following ingredients in parts by weight: 2-10 parts of nymphaea hybrid hot water extract freeze-dried powder, 40-100 parts of chewing gum bases, 2-10 parts of xylitol, 1-5 parts of chitosan, 1-5 parts ofsorbitol, 0.2-1.0 part of glycerol, 0.1-0.5 part of D-mannitol and 0.01-0.05 part of edible pigment. The preparation method of the nymphaea hybrid chewing gum comprises the following steps of: preparing the nymphaea hybrid hot water extract freeze-dried powder, softening the chewing gum bases, mixing and stirring all ingredients according to parts by weight, cooling to the room temperature, then,adding all ingredients into a chewing gum extruder to be evenly extruded out, carrying out pressing and forming, and carrying out packaging after sterilization is carried out. The nymphaea hybrid chewing gum has the efficacy of keeping breath fresh, removing ozostomia and effectively reducing oral bacteria breeding, can be stored for a long time and has the simple preparation method, high preparation efficiency, a low cost and high market competitiveness.

The invention discloses a radiation-proof skincare product. The radiation-proof skincare product consists of a radiation-proof composition and a matrix, wherein the radiation-proof composition is formed by compounding a banana stem cell extract, a nymphaea extract, a nopalxochia extract and olive oil. The skincare product disclosed by the invention has a significant radiation-proof effect, can effectively care the skin, is natural and harmless, and can meet the requirement of people. Experiments prove that the banana stem cell extract, the nymphaea extract, the nopalxochia extract and the olive oil have a synergistic effect in the radiation-proof aspect.

The invention discloses a preparation method of essence with whitening and moisturizing functions, which comprises the following steps: adding deionized water, pearl powder, a humectant, essence, xylitol, caprolactam-based silicone oil, trehalose, citric acid and niacin amine into a first reaction kettle, stirring to obtain a clear and transparent mixed solution, then adding a thickening agent, and sprinkling into the mixed solution; dissolved mixed liquid is guided into the filtering tank through the feeding pipe, the mixed liquid entering the filtering tank falls onto the filtering plate and enters the filtering cylinder through the flow guide holes, undissolved impurities in the mixed liquid can be filtered and separated through the filtering holes in the filtering cylinder, meanwhile, the adjusting motor drives the multiple filtering shafts to rotate, scraping plates on the filtering shafts rotate, and therefore the impurities in the mixed liquid can be filtered and separated. Impurities on the inner wall of the filter cartridge are scraped in time; guiding the separated mixed solution to a second reaction kettle through a liquid discharge pipe for continuous reaction to obtain a solution; and S2, adding the nymphaea hybrid extract and the preservative into the solution in the step S2, and stirring.