77 results about "Litsea cubeba" patented technology

The invention discloses a method for establishing a medicinal plant litsea cubeba tissue culture seedling system. Aiming at the problems of difficulty in explant pollution and browning control, low proliferation and rooting efficiency, insufficient transplanting and domesticating survival rate and the like in establishment of a litsea cubeba tissue culture system in the prior art, the invention provides the establishment method of the medicinal plant litsea cubeba tissue culture seedling system, the germination rate of explants is 90% or above, and the transplanting survival rate in 30 days reaches 90.6%.

The invention discloses a use of a polylactic acid active packaging film in the preservation of B. cerana. The polylactic acid active packaging film is prepared by using an Ag@MOF carrier to load a natural antibacterial agent, which is then fully mixed with polylactic acid and then melt-extrusion blow molding. The packaging film is used to package the B. cerana to achieve active packaging of the B. cerana, inhibit the growth of microorganisms, and extend the shelf life of the B. cerana. The preservation method has a simple process and is easy to operate. The materials used are biodegradable, reducing environmental pollution caused by packaging. The natural antibacterial agent, Litsea cubeba essential oil, is added to the preservative film, which can effectively inhibit the growth and reproduction of major spoilage bacteria isolated and identified from the B. cerana. The Ag@MOF is used to load the Litsea cubeba essential oil, which can effectively control the release rate of the Litsea cubeba essential oil, achieving long-lasting antibacterial and antioxidant purposes. The preservation method can effectively extend the storage period of the B. cerana.

The invention discloses a traditional Chinese medicine composition for treating type 2 diabetes and a preparation method and application thereof. The traditional Chinese medicine composition is prepared from, by weight, 11-15 parts of radix acanthopanacis semticosi, 5-15 parts of male silkworm moth, 7-17 parts of white ginseng, 5-11 parts of rhizoma polygoni cuspidati, 15-25 parts of rhizoma coptidis, 1-5 parts of cortex cinnamomi, 11-15 parts of fructus ligustri lucidi, 11-15 parts of common fenugreek seed, 7-17 parts of lithocarpus litseifolius, 3-7 parts of raw radix astragali and 1-3 parts of wild lucid ganoderma. , 3-9 parts of tribulus terrestris and 11-17 parts of nigella nigra seeds. The traditional Chinese medicine composition has the effect of balancing and stabilizing blood sugar, is short in treatment course, quick in effect and free of toxic and side effects, and has an excellent curative effect on treating diabetic complications.

The invention belongs to the technical field of medicinal plant tissue culture, and particularly discloses a culture medium for inhibiting browning of fructus amomi explants, the pH value of the culture medium is 5.0-6.0, the culture medium contains KNO3, NH4NO3, KH2PO4, MgSO4. 7H2O, CaCl2. 2H2O, MnSO4. 4H2O, ZnSO4. 7H2O, H3BO3, VB1, VB6, VB5, soybean mash filtrate, salicylic acid and the like, the formula of the culture medium aims at solving the problem of tissue culture browning of fructus amomi, and extremely low ammonium, organic nitrogen synergism and microelement regulation are adopted. By adopting the culture medium, the browning rate in the villous amomum fruit tissue culture process can be effectively inhibited, the seedling quality and the production efficiency are remarkably improved, the seedling culture period and the seedling culture cost can be greatly reduced in the villous amomum fruit seedling rapid propagation culture process, and a technical guarantee is provided for commercial seedling supply.

The invention belongs to the technical field of medicines, and particularly relates to application of fructus cinnamoii in preparation of a medicine for treating gastric ulcer. The invention discloses the application of the fructus cinnamoii oil in preparation of the gastric ulcer medicine for the first time, specifically, the fructus cinnamoii oil obviously improves the conditions of rat gastric mucosa bleeding, erosion, hyperemia, edema and the like and also obviously reduces the ulcer index of rat gastric tissues, and in addition, the fructus cinnamoii oil can be used for preparing the gastric ulcer medicine by reducing TNF-alpha, IL-6 and MDA. The contents of SOD and GSH are increased to improve the inflammatory reaction and oxidative stress of stomach tissues, so that the effect of protecting the stomach tissues of rats is achieved.

This invention discloses a Litsea cubeba extract, its preparation method, and its applications, relating to the field of pharmaceutical compound technology. The Litsea cubeba extract has the structural formula shown in Formula I: (Formula I). ​​This Litsea cubeba extract is isolated from the Litsea cubeba plant. This novel compound can significantly inhibit NO production in an LPS-induced RAW264.7 cell inflammation model; alleviate the immune-inflammatory response in an in vitro 3D skin model of atopic dermatitis; inhibit epidermal thickening and repair skin barrier function; and reduce the inflammatory response by inhibiting the PI3K / Akt signaling pathway. It has clinical application potential in the treatment of atopic dermatitis and can be used to prepare anti-atopic dermatitis drugs, showing promising application prospects.

The application provides a kind of cement-like solidification characteristics and mineral flavor seaweed mayonnaise and its preparation method, based on the principle of multistage homogenization in cement production, heat treatment and particle grading, porous activated carbon particles prepared by carbonization of brown algae fermentation are graded and matched, combined with ladder type homogenization emulsification process, the cement-like solidification gel characteristics are realized;The activated carbon particles of brown algae are calcined at high temperature to form a multistage pore structure, and form a cement-like mineral flavor in cooperation with black pepper powder, smoked chili powder, clove powder, litsea cubeba powder, catnip powder and garlic powder, etc.The product prepared by the application has unique touch, low-fat characteristics and functional dietary fiber, and is suitable for building theme catering and health food field.

The invention belongs to the technical field of tobacco leaf processing, and relates to a cigar tobacco leaf fermentation anti-mildew method which comprises the following steps: (1) preparing a beta-cyclodextrin-litsea cubeba oil inclusion compound; (2) dissolving the beta-cyclodextrin-litsea cubeba oil clathrate compound obtained in the step (1) in water, and uniformly spraying the dissolved beta-cyclodextrin-litsea cubeba oil clathrate compound on the surfaces of cigar tobacco leaves; and (3) fermenting the cigar tobacco leaves obtained in the step (2) in a constant-temperature and constant-humidity environment. According to the invention, the beta-cyclodextrin-litsea cubeba oil inclusion compound is used in the fermentation scene of the cigar tobacco leaves, so that the growth of mould in the fermentation process of the cigar tobacco leaves is effectively inhibited, the mould rate is reduced by 85% or more, meanwhile, the sensory quality of the cigar tobacco leaves is remarkably improved, the sweet and moist feeling and the body fluid engendering feeling are increased, and the irritation and offensive odor are reduced; the industrial availability and the economic value of the tobacco leaves are improved.

This invention discloses a rapid propagation method for Litsea cubeba tissue culture that effectively reduces browning and improves rooting rate. The method selects healthy, young stem segments of Litsea cubeba as explants, sterilizes them, and inoculates them into a primary induction medium to induce initial bud formation. These are then inoculated into a subculture proliferation medium to obtain subculture clusters of buds. Single buds are then cut and inoculated into a rooting medium for dark culture to induce rooting. Finally, the seedlings are hardened off and transplanted to obtain tissue culture seedlings ready for nursery. This invention solves the problems of low subculture proliferation coefficient and severe browning by optimizing the explant sterilization measures, the primary induction medium, the subculture proliferation medium, and the rooting medium formulation, reducing the explant browning rate to below 5.0%. Simultaneously, the subculture yields a large number of clustered buds in a short time with a high proliferation coefficient; the tissue culture seedlings have more than four roots, resulting in a high rooting rate; the transplant survival rate is high, and the seedling quality is good. This reduces the industrial-scale production cost of Litsea cubeba tissue culture seedlings and provides technical support for large-scale seedling production and artificial cultivation of Litsea cubeba.

This invention discloses an antioxidant active peptide derived from Litsea cubeba, its preparation method, and its application, relating to the field of biotechnology. The amino acid sequence of this Litsea cubeba-derived antioxidant active peptide is NPYYFWDLSF. The preparation method of this Litsea cubeba-derived antioxidant active peptide includes the following steps: S1, extracting Litsea cubeba protein from Litsea cubeba seed cake; S2, enzymatically hydrolyzing the Litsea cubeba protein using acidic protease to obtain the enzymatic hydrolysis product; S3, separating the enzymatic hydrolysis product by ultrafiltration and collecting the ultrafiltration fraction; S4, screening candidate peptides with high antioxidant activity from the peptide fragments of the ultrafiltration fraction; the application of the Litsea cubeba-derived antioxidant active peptide in the preparation of drugs or functional foods for the prevention or treatment of oxidative stress-related diseases; the NPYYFWDLSF peptide obtained by the preparation method of this application can alleviate oxidative stress damage through the PI3K-AKT signaling pathway; this application provides a theoretical basis for the high-value utilization and potential application of Litsea cubeba by-products.

The invention provides compound essential oil with an anti-wrinkle effect and a preparation method and application of the compound essential oil, and belongs to the technical field of skin care product preparation. 5%-20% of frankincense essential oil; 5%-20% of sandalwood essential oil; 5%-15% of litsea cubeba essential oil; 10%-20% of myrrh essential oil; the compound essential oil is prepared through the processes of step-by-step constant-temperature stirring, nitrogen protection, dark curing and filtering and can be applied to skin care products such as essence oil, face cream, emulsion, eye cream or massage oil, and the adding amount is 1%-3%. The anti-wrinkle and skin-brightening essential oil achieves the effects of synergistically resisting oxidation, promoting collagen metabolism and repairing skin barrier of all the components, the anti-wrinkle and skin-brightening comprehensive effect is prominent, the preparation process is matched with the characteristics of active components of the essential oil, component loss is effectively reduced, the product stability is improved, the components are natural and mild, and the anti-wrinkle and skin-brightening essential oil conforms to relevant provisions of Cosmetic Safety Technical Specifications, is high in safety, and is suitable for industrial production. The mask is suitable for long-term use of various skins.

The invention relates to the technical field of fructus amomi planting, and discloses a ditching device for fructus amomi planting, which comprises a vehicle body, a lifting mechanism is arranged at the lower end of the vehicle body, a ditching mechanism is arranged at the lower end of the lifting mechanism, a soil discharging mechanism is arranged at the rear end of the ditching mechanism, and a blocking assembly is arranged at the discharging end of the soil discharging mechanism and is used for preventing soil from splashing; a seeding mechanism is arranged at the lower end of the vehicle body, and an opening and closing mechanism is arranged in the upper end of the seeding mechanism and used for opening and closing the interior of the seeding mechanism; a downward pressing assembly is arranged at the rear end of the lifting mechanism and used for providing power for the opening and closing mechanism. The lifting mechanism is used for driving the ditching mechanism to move downwards, so that the ditching mechanism is attached to soil, then the soil can be ditched under the action of the ditching mechanism, manual ditching is not needed in the ditching process, and therefore the working efficiency is improved; and meanwhile, the ditching depth can be effectively ensured under the cooperation of the lifting mechanism.

The invention relates to the technical field of food industry, in particular to application of pungent litse fruit and essential oil emulsion thereof in inhibition of alternaria alternata. The pungent litse fruit essential oil emulsion disclosed by the invention has an obvious inhibition effect on alternaria alternata. The pungent litse fruit essential oil and the esterified starch particles are mixed to prepare the Pickering emulsion, and the prepared pungent litse fruit essential oil Pickering emulsion has good emulsion stability and antibacterial effect. The pungent litse fruit essential oil Pickering emulsion is used for carrying out bacteriostasis research on alternaria alternata which is severely harmful to strawberry production, and the result shows that the pungent litse fruit essential oil Pickering emulsion has a good bacteriostasis effect on alternaria alternata, so that a scientific reference basis is provided for developing the pungent litse fruit essential oil Pickering emulsion into a botanical fungicide.

The invention discloses a pungent litse fruit essence for beverage and a preparation method thereof, and belongs to the technical field of beverage additives, the pungent litse fruit essence is prepared from the following raw materials in parts by mass: 0.1 part of citronellal, 0.1 part of linalool, 0.05 part of geraniol, 0.1 part of citral, 3 parts of lemon terpenoid removal liquid, 10 parts of pungent litse fruit water-soluble extract, 5 parts of pungent litse fruit fermentation extract, 61.65 parts of ethanol, 10 parts of purified water and 10 parts of propylene glycol. The citronellal, the linalool, the geraniol and the citral are used for providing head fragrance, the lemon terpene-removing liquid is used for providing soft fragrance, the pungent litse fruit water-soluble extract is used for providing main fragrance, the pungent litse fruit fermentation extract is used for providing composite fragrance, so that the fragrance of the pungent litse fruit essence is compounded and rich, and meanwhile, the pungent litse fruit extract is obtained by an ethanol water extraction method, has good water solubility, and can be used for preparing the pungent litse fruit essence. The beverage can be applied to beverages and has unique flavor.

The present application relates to the technical field of plant essential oil, and particularly discloses an essential oil composition and application thereof.The essential oil composition comprises the following components: carvacrol, thymol, lemon oil, peppermint oil, bay leaf oil, patchouli oil, geranium oil, perilla oil, cinnamon oil, clove oil and boldo oil.The essential oil composition provided by the present application is natural, environment-friendly, has good sterilization effect, comfortable smell, no obvious skin irritation, harmless to human body, and friendly to the environment, and can be applied to the preparation of antimicrobial products.

The application discloses a rhizosphere phosphorus-fixing and phosphorus-dissolving microbial interaction regulation method and belongs to the field of microbial agents. 2+ and Mg 2+ bridge the two-way metabolite closed-loop mechanism of Bacillus megaterium exopolysaccharide, ferment by two-step method respectively and mix in an optimized ratio, prepare a synergistic microbial agent by compounding biochar and vermiculite into a heterogeneous carrier at a mass ratio of (2-4):(1-3), and apply the synergistic microbial agent in a circular ditch during the afforestation period of Litsea cubeba seedlings. The application breaks through the traditional cognition that functional antagonistic microbial groups cannot coexist, and the phosphorus accumulation amount of Litsea cubeba plants is increased by 28% compared with single phosphorus-dissolving microbial agent treatment.

The application provides a compound composition for preventing and treating motion sickness and a preparation method thereof, the compound composition comprises the following raw materials in parts by weight: dimenhydrinate 2-6 parts, dextroamphetamine 0.2-0.6 parts, ginger 20-50 parts, dried tangerine or orange peel 10-20 parts, privet fruit 8-15 parts, tribulus terrestris 8-15 parts, rhizoma alocasia 5-12 parts, pachystachys jamaicensis 8-15 parts, daya flower 5-10 parts, litsea cubeba 3-8 parts, kaempferia 3-8 parts, ipomoea alba 5-10 parts, menthol 0.5-3 parts; the compound composition of the application realizes the enhancement of the anti-motion effect and the offset of the side effects, and especially significantly reduces the drowsiness caused by dimenhydrinate and the potential risk of excessive nerve excitement of dextroamphetamine.

The invention relates to external traditional Chinese medicinal liquor for treating rheumatism bone diseases and a preparation method thereof. The medicinal liquor is prepared from 14 medicinal materials such as cynanchum paniculatum, processed kusnezoff monkshood root and processed monkshood and 60-degree pure rice wine through graded processing and dynamic extraction. A litsea cubeba-asarum stem transdermal enhancement system improves deep tissue drug delivery; kusnezoff monkshood root / common monkshood mother root-safflower and milk-myrrh resin form an anti-inflammatory synergistic The tinospora sinensis-philippine flemingia root combination promotes microcirculation reconstruction. The preparation process comprises the following steps: burning toxic medicinal materials with sand to attenuate toxicity, refining realgar with water and performing ultrasonic extraction in a ceramic jar. The medicinal liquor is suitable for rheumatic arthritis, lumbar disc herniation and other cold-dampness stasis type diseases, and has the characteristics of quick response and high safety.

The invention discloses an artemisia apiacea composite essential oil microemulsion and application thereof. According to the invention, the microemulsion of artemisia apiacea essential oil and litsea cubeba essential oil is developed, the minimum inhibitory concentration (MIC) of the microemulsion to gram-negative bacteria and gram-positive bacteria is evaluated, and the bactericidal speed of the microemulsion to staphylococcus aureus and escherichia coli is evaluated through bactericidal dynamics experiments; meanwhile, the irritation of the solution to the rabbit skin after single-time and multi-time medication is evaluated. Results show that the microemulsion has good bactericidal activity on gram-positive bacteria and gram-negative bacteria, and the MIC (minimal inhibitory concentration) value can reach 0.00078 mu L / mL, namely, the microemulsion is diluted by 1280 times. When the microemulsion is diluted by 100 times, staphylococcus aureus and escherichia coli can be killed within 10 seconds, after the microemulsion is diluted by 200 times, the sterilization speed is within 30 seconds, and the microemulsion has rapid bactericidal activity; after being diluted by 50 times, the solution is applied to the skin of rabbits continuously for 14 days, and compared with normal saline, the solution has no obvious lesion and belongs to a low-irritation solution.

This invention discloses a Litsea cubeba essential oil preparation, which is prepared by mixing a 1% (w / w) chitosan quaternary ammonium salt solution with a Litsea cubeba essential oil ethanol mixture at a volume ratio of 4:1; the volume ratio of Litsea cubeba essential oil to anhydrous ethanol in the Litsea cubeba essential oil ethanol mixture is 2:3. The Litsea cubeba essential oil preparation prepared by this invention exhibits good dispersibility and stability, achieving 100% short-term and long-term antibacterial effect against Aspergillus flavus. This is significantly superior to using Litsea cubeba essential oil or chitosan quaternary ammonium salt alone, as well as other chitosan quaternary ammonium salt-Litsea cubeba essential oil preparations, and even more superior to commonly available antifungal agents. Its preparation method is simple, non-toxic, harmless, and does not pollute the environment. It has low production costs and can be used to prevent or inhibit the growth of Aspergillus flavus, reducing its damage to wooden household products.

The application provides a cultivation management method for promoting growth of amomum villosum, relates to the technical field of amomum villosum planting, and adopts composted manure, fermented material of vigna unguiculata, biochar, completely gelatinized starch, conidia of lecanimigma verrucosum, superphosphate, urea and the like to prepare a solid fertilizer for fertilization management in spring and autumn. The application overcomes the shortcomings of the prior art, effectively guarantees the growth of amomum villosum stems and further promotes early flowering and fruiting of amomum villosum, and comprehensively improves the economic value of artificial planting of amomum villosum.

The invention relates to the technical field of preparation of bath foam, and particularly discloses bath foam capable of relieving wind-cold symptoms and a preparation method of the bath foam. The bubble bath liquid capable of relieving the wind-cold symptoms is prepared from 485-1115 parts of water, 78-180 parts of glycerinum, 5-10 parts of camphor tree leaf extract, 5-10 parts of folium artemisiae argyi extract, 3-8 parts of citrus peel extract, 8-15 parts of ginger root extract, 8-15 parts of herba schizonepetae extract, 5-10 parts of perilla leaf extract, 3-8 parts of radix saposhnikoviae extract, 0.5-1.5 parts of camphor tree bark oil, 3-8 parts of mint extract and 1-5 parts of uncaria tomentosa extract. The traditional Chinese medicine composition is prepared from, by weight, 3-8 parts of acer palmatum leaf extract, 1-5 parts of uncaria catechu extract, 0.5-1.5 parts of gleditsia sinensis seed extract, 3-8 parts of litsea cubeba extract and 3.06-7.04 parts of hydroxyacetophenone. The traditional Chinese medicine composition has the effects of inducing sweating with pungent and warm natured drugs, dispelling wind and relieving exterior syndrome, and can relieve symptoms such as aversion to cold without sweating, nasal obstruction with clear or thin nasal discharge, headache and weakness, fever and cough, sneezing and the like caused by common cold due to wind-cold.

The invention provides a litsea cubeba autumn cutting propagation method, which comprises the following steps: disinfecting a cutting medium, and placing the cutting medium in a seedling raising bed; in September to October, litsea cubeba branches are collected and cut into sections, and litsea cubeba cutting slips are obtained; the litsea cubeba cutting slips are soaked in a diluent of thiophanate-methyl wettable powder, after standing is conducted, upper cuts are coated with a callus smearing agent, and after bundling is conducted, the cutting slips subjected to browning prevention treatment are obtained; mixing a rooting agent solution with new yellow mud, uniformly coating the base part of the cutting slip subjected to browning prevention treatment, and standing to obtain the cutting slip subjected to hormone treatment; after clear water is sprayed to the substrate, the cutting slips subjected to hormone treatment are obliquely inserted into the cutting substrate, and then cutting management is conducted. According to the litsea cubeba autumn cutting propagation method, by adding the step of preventing branches from browning and performing management after cutting, germination and growth of stems and buds of cutting slips are continuously promoted, the rooting rate of cutting propagation is increased, the litsea cubeba cutting time range is widened, operation is easy and convenient, and cost is low.

The invention belongs to the technical field of natural bacteriostatic agents, and particularly relates to a natural bacteriostatic agent and a preparation method and application thereof. The natural bacteriostatic agent contains compound essential oil consisting of cinnamon essential oil and litsea cubeba essential oil, and also contains gelatin, sodium carboxymethyl cellulose, tween-80 and optional acetic acid. The natural bacteriostatic agent containing the plant compound essential oil shows a remarkable synergistic effect in the antibacterial process, has a good inhibiting effect on gram-negative bacteria and gram-positive bacteria, and has good stability. The compound essential oil is prepared into microcapsules, so that the heat stability is improved, the antibacterial activity is relatively lasting, and the influence of the taste of the essential oil on food is reduced. Therefore, the compound essential oil microcapsule can be used as a natural bacteriostatic agent which is relatively stable and wide in application range in food.

The invention discloses a preparation method of Pickering emulsion with stable graphite phase carbon nitride and slow-release antibacterial aerogel, and belongs to the technical field of air antibacterial materials. Comprising the following steps: calcining melamine and cyanuric acid to prepare graphite phase carbon nitride, and performing ultrasonic stripping to form a water phase; and performing ultrasonic emulsification on compound essential oil of litsea cubeba essential oil, lemon grass essential oil and origanum vulgare essential oil serving as an oil phase, Tween 80 and a carbon nitride water phase to form Pickering emulsion. The Pickering emulsion which is more stable in performance and good in slow release effect can be obtained by adjusting the compounding proportion, the emulsion can be stored for more than 65 days at normal temperature, alcohol substances do not need to be introduced into the whole system, and meanwhile the problem that essential oil is easy to volatilize is solved. According to the invention, the emulsion is loaded in the corn starch-based porous aerogel, and essential oil molecule slow release is realized through a three-dimensional network structure of the aerogel. The diameter of an inhibition zone of the aerogel on bacteria, fungi and the like reaches 22.67 to 43.67 mm.

This invention provides a traditional Chinese medicine composition for treating ulcerative colitis, belonging to the field of traditional Chinese medicine pharmaceutical technology. The composition is obtained through rational formulation based on the principles of syndrome differentiation and treatment in traditional Chinese medicine, specifically composed of Forsythia suspensa, Lilium brownii, Lysimachia christinae, Sesamum indicum, Prickly ash, Pueraria lobata, Centella asiatica, Viola yedoensis, Houttuynia cordata, Portulaca oleracea, Litsea cubeba, Cirsium japonicum, Schizonepeta tenuifolia, Morus alba root, Lophatherum gracile, Lygodium japonicum, and Capsella bursa-pastoris. This invention's composition exhibits significant anti-inflammatory and de-inflammatory effects, and can repair and improve the integrity of colonic tissue structure, enhance intestinal barrier function, and achieve both symptomatic and root-cause treatment of ulcerative colitis. Simultaneously, this invention's composition has a high efficacy and cure rate in treating ulcerative colitis, and significantly alleviates symptoms such as diarrhea, bloody stools, abdominal pain, abdominal distension, anal burning, and tenesmus, greatly reducing patient suffering.

The invention relates to the technical field of traditional Chinese medicine, in particular to a traditional Chinese medicine composition for promoting menstruation and removing stasis, an external preparation and application. The traditional Chinese medicine composition consists of teasel root, lycopodium clavatum, frankincense, myrrh, divaricate saposhnikovia root, pseudo-ginseng, turmeric, cinnamon, litsea cubeba, ligusticum wallichii, gardenia, mulberry twig, lotus leaf, rheum officinale, dragon's blood, salvia miltiorrhiza, safflower, folium artemisiae argyi and mint. The traditional Chinese medicine composition for promoting menstruation and removing stasis is reasonable in compatibility, has an excellent treatment effect on wind-cold-dampness arthralgia, and is suitable for patients with symptoms such as scapulohumeral periarthritis, cervical spondylosis, lumbocrural pain, muscle and joint pain, rheumatic arthritis, rheumatoid arthritis and gouty arthritis. A specific natural penetrant composition and a traditional Chinese medicine composition are selected to be prepared into an external dosage form, the medicine can be promoted to enter a target organ or tissue through a physiological barrier, the medicine can directly act on a focus, the effect is quick, the efficacy is lasting, the use is convenient, the patient compliance is good, no toxic or side effect exists, and a new choice of an external transdermal agent is provided for clinical treatment of chronic pain.

The invention belongs to the technical field of biological medicine, and particularly discloses application of litsea cubeba oil or citral serving as an active ingredient of the litsea cubeba oil in preparation of a product for preventing and treating photoaging. The invention further discloses a preparation for preventing and treating light aging. The preparation comprises litsea cubeba oil or citral serving as an active ingredient of the litsea cubeba oil. The invention overcomes the side effects of high price, skin irritation risk and the like of the existing photoaging treatment means (instruments / chemical drugs), develops an alternative scheme based on natural components, and provides a new application of natural and low-toxicity litsea cubeba oil or citral as an active component thereof in preventing and treating UVA-induced photoaging.

This invention provides a traditional Chinese medicine compound preparation and its application in the preparation of drugs for treating cardiovascular and cerebrovascular diseases, belonging to the field of traditional Chinese medicine technology. The traditional Chinese medicine compound preparation comprises the following raw materials in parts by weight: 10-20 parts bee pollen, 8-15 parts curcumin, 5-10 parts γ-aminobutyric acid, 5-12 parts Litsea cubeba leaf, 10-20 parts hawthorn, 5-10 parts Lindera strychnifolia leaf, 10-20 parts kudzu root, 5-12 parts ginseng, 8-15 parts Polygonatum sibiricum, 6-12 parts Sophora japonica flower bud, 3-8 parts tangerine peel, and 1-5 parts L-cysteine. This invention significantly improves the water solubility, stability, and bioavailability of curcumin by constructing a chlorophyll zinc / LDH nanosheet composite carrier to load curcumin. A compound preparation of traditional Chinese medicine was prepared by combining a complex loaded with curcumin with various food and medicine homologous ingredients. This traditional Chinese medicine compound preparation can significantly reduce whole blood viscosity, plasma viscosity and platelet aggregation rate in rats with acute blood stasis model, has anti-thrombotic effect, and significantly promotes the recovery of neurological function in rats with focal cerebral ischemia and reduces the volume of cerebral infarction.

The present invention discloses a natural plant mite removal emulsion, a preparation method, and an application thereof. The natural plant mite removal emulsion of the present invention comprises, by mass percentage, 5%-10% of volatile oil from Litsea cubeba, 5%-10% of total saponins from Eclalphia chinensis, 4%-8% of an emulsifier, 3%-5% of an auxiliary emulsifier, 15%-25% of triglycerides, and the balance of water. The above components are added with distilled water to make up to 100% to form a uniform emulsion. The activity of the volatile oil and saponins is utilized to kill dust mites. The emulsion allows the medicinal ingredients to evaporate slowly, exerting a long-lasting insecticidal effect. The product can be used in the fields of daily necessities, cosmetics, etc.