41 results about "Lemon peel" patented technology

The invention provides an airflow drying and surface modification technology for lemon fibers, relates to the technical field of lemon surface processing, and realizes the whole process optimization of lemon fiber production through ultrasonic-microwave synergistic extraction, pulse type ultrasonic-hot air coupling airflow drying, low-temperature plasma surface modification and an intelligent control system based on Q-learning. The pectin yield is increased by about 20% through ultrasonic-microwave synergistic extraction, the extraction time is shortened by 50%, flow drying is assisted by double-frequency ultrasonic waves and magnetized water mist, the drying time is shortened by 50%, the energy consumption is reduced by 20%, the fiber softness is improved by 15%, the fiber is endowed with 99% antibacterial rate and excellent hydrophilicity through low-temperature plasma modification, chemical reagents are not needed, and environmental pollution is reduced. The intelligent control system converts waste liquid into ethanol and lactic acid through real-time data optimization and closed-loop resource utilization, zero waste discharge is achieved, the ethanol yield is increased by 12%, the additional value of lemon peel byproducts is remarkably increased, and the method is suitable for the fields of food and materials and conforms to the green chemistry concept.

The acne-removing skin-care conditioning oil is prepared from the following components in parts by weight: 90 to 95 parts of sweet almond oil, 0.5 to 1.5 parts of ginger root oil, 0.5 to 1.5 parts of peppermint oil, 1.5 to 2.5 parts of lemon peel oil, 1 to 1.5 parts of eucalyptus globulus leaf oil and 2 to 3 parts of lemongrass leaf oil. The invention also discloses a preparation method of the acne-removing skin-care conditioning oil. The acne-removing skin-care conditioning oil disclosed by the invention is small in skin irritation, wide in universality and few in allergic phenomenon, and can also achieve the effects of repairing and skin care while removing acnes.

The invention provides a liquid-cooled micro-channel copper cold plate surface treatment liquid and a treatment method. The treating fluid adopts a mixed water extract of malus melliana leaves, cassia tree leaves and lemon peels, the weak acid property of the mixed water extract has an activation effect on the micro-channel copper cold plate, and a large number of substances such as flavonoids, phenols and terpenes which have a corrosion inhibition effect on copper in the water extract can be promoted to be stably adsorbed on the surface of the micro-channel copper cold plate in a nanocluster form; the stability of the cold plate is improved, meanwhile, the microcosmic area of the cold plate is increased, and the heat dissipation effect is improved. In addition, the wettability of the cooling liquid on the micro-channel copper cold plate can be rapidly improved through the plasma treatment step of the surface treatment method, and therefore the heat dissipation effect of the micro-channel copper cold plate is further improved. Therefore, the processed micro-channel copper cold plate is high in heat dissipation efficiency and good in stability. The treatment method disclosed by the invention is simple, convenient, rapid and efficient, has the characteristics of low cost, environment friendliness, high operation automation degree, easiness in large-scale industrialization and the like, and has a wide application prospect.

The invention discloses functionalized lemon pectin based on an ethanol fractionation method as well as a preparation method and application thereof. The functionalized lemon pectin is obtained by precipitating the functionalized lemon pectin through an ethanol solution. The preparation method comprises the following steps: extracting lemon pectin from lemon peel through acid extraction and alcohol precipitation; and precipitating the lemon pectin through an ethanol solution to obtain the functional lemon pectin. The pectin with different structures is separated by adopting an acid extraction method and an ethanol grading method, has relatively high antioxidant activity and biological activity for promoting immune cell proliferation, can be applied to maintaining the stability of yoghourt, and provides guiding significance for improving the body health in the form of a food additive.

The invention relates to the field of preparation of skin care product plant essential oil, in particular to a preparation method of skin care product plant essential oil. The preparation method of the skin care product plant essential oil has the beneficial effects that the situation that juice in pulp excessively adheres to the inner layer of the peel is conveniently reduced, and the quality of lemon essential oil prepared through the lemon peel subsequently is prevented from being affected. According to the technical scheme, the skin care product plant essential oil preparation device comprises a supporting frame and a vertical plate fixedly connected to the left side of the supporting frame, the upper side of the vertical plate is rotationally connected with a rotating disc, and the right side of the middle of the rotating disc is fixedly communicated with a material containing pipe; a plurality of groups of collecting boxes arranged in the circumferential direction of the central axis of the material placing pipe are uniformly fixed and communicated to the surface of the material placing pipe, the middle parts of each group of collecting boxes are respectively fixed and communicated to a cross-shaped pipe, the plurality of cross-shaped pipes are uniformly fixed and communicated to a transverse pipe, and one side of the transverse pipe is fixed and communicated to an air extractor.

Abstract:The invention relates to a method for stabilizing lemon juice, by means of which the lemon, after being disinfected, is cut up in order to extract the lemon juice, but not before the natural oils contained in the lemon rind are insulated from mixing with the lemon juice via a disposable cloth, the seeds thereof are also separated, the lemon juice subsequently being subjected to a predetermined time and temperature range, then cooled to predetermined temperatures in order to generate a thermal shock, followed by the addition thereto of stabilizers and antioxidants. Finally, the lemon juice is packaged.

The invention discloses scalp conditioning and maintaining essential oil and a preparation method thereof, and relates to the field of daily cosmetics. The scalp conditioning and maintaining essence oil is prepared from 0.2-0.4 wt% of an antioxidant and the balance of a hair conditioner, and the hair conditioner is prepared from ginger root oil, peppermint oil, rosemary leaf oil, Yunnan camellia seed oil, lemon peel oil, lime peel oil, a gardenia extract, a cacumen biotae extract, a polygonum multiflorum root extract and coconut oil. Through cooperation of ginger root oil, peppermint oil, rosemary leaf oil, Yunnan camellia seed oil, lemon peel oil, lime peel oil, a gardenia extract, a cacumen biotae extract, a polygonum multiflorum root extract and coconut oil, scalp health can be improved, scalp blood circulation can be promoted, hair follicle health can be improved, and the scalp care effect can be improved. The hair loss problem can be prevented; the hair growth can be promoted; meanwhile, the shampoo also can moisten scalp, improve the problem of scalp dryness, reduce generation of scurf, achieve antibacterial and anti-inflammatory effects and reduce the problem of scalp itching.

The present invention provides a kitchen oil stain detergent and a preparation method thereof, belonging to the technical field of detergents. A porous hollow microsphere with lipophilic interior and hydrophilic exterior is prepared, and after adsorbing alkaline lipase and alkaline protease, it is mixed with the fermentation products obtained by fermenting Chinese honey locust, orange peel and lemon peel, and the broken wall products obtained by breaking the wall of fermented bacteria. Isopropanol, water and essence are added and mixed evenly to prepare the kitchen oil stain detergent. The kitchen oil stain detergent prepared by the present invention has a good removal effect on stubborn kitchen stains by adopting the method of composite treatment of organic solvent + surfactant + enzyme + physical adsorption, with fast cleaning speed, good effect, safety and environmental protection, mildness, low toxicity, small irritation, low cost and good stability, and has broad application prospects.

The invention provides a processing method of polygonatum kingianum decoction pieces, and relates to the technical field of processing of polygonatum kingianum decoction pieces. The processing method mainly comprises the following steps: soaking the polygonatum kingianum yellow wine in an ice-water bath, carrying out pressure-boosting variable-temperature soaking by adopting a mixed solution fermented by mixing lemon peel with a kombucha solution, drying, mixing with the soaked mixed solution, infiltrating, carrying out vacuum drying, drying after steaming, carrying out microwave drying and the like. The defects in the prior art are overcome, the number of times of steaming is effectively reduced, meanwhile, reduction of irritant substances is guaranteed, the content of polygonatum sibiricum polysaccharide is reserved, and the quality of the decoction pieces is comprehensively improved.

The invention provides a preparation method of wormwood mosquito-repellent cloth and coloring liquid used in the preparation method, and belongs to the technical field of cloth dyeing. The preparation method of the wormwood cloth coloring liquid comprises the following steps: crushing wormwood leaves and scandent hop, adding water for soaking, carrying out ultrasonic treatment, and separating to obtain a wormwood mixed water extract and residues; respectively grinding lemon peel, mint leaves, citronella leaves and lavender petals, mixing, mixing with the residues to prepare wormwood mixed essential oil, dissolving the wormwood mixed essential oil in an organic solvent to obtain a mixed solution 1, sequentially adding water, mannosylerythritol lipid, a chitosan solution and graphene, homogenizing, and drying to obtain wormwood mixed essential oil microcapsules; and mixing the wormwood mixed water extract and the wormwood mixed essential oil microcapsules to obtain the wormwood cloth coloring liquid. The wormwood mosquito-repelling cloth prepared from the wormwood cloth coloring liquid can effectively repel mosquitoes and can still keep a high mosquito-repelling rate after being washed with water for multiple times, and soaping fastness and rubbing fastness are both obviously improved.

The invention particularly discloses perfume lemon essential oil and a preparation method thereof, and relates to the technical field of extraction of effective components of plants, and the preparation method of the perfume lemon essential oil comprises the following steps: cleaning perfume lemon peels, adding salt, and soaking for 0.5-1 hour; crushing the perfume lemon peel and the soaking solution together to form perfume lemon pulp; putting the perfume lemon pulp into an evaporator, setting the temperature of the evaporator to be 45-50 DEG C and the pressure to be 3500-4000 Pa, and performing vacuum distillation for 15-20 seconds to obtain oil-water mixed gas; feeding the oil-water mixed gas into a condenser, and condensing the oil-water mixed gas into oil-water mixed liquid at the temperature of 10-15 DEG C; and performing centrifugal separation at the centrifugal rotating speed of 8500-9000 rpm for 7-9 minutes at the centrifugal temperature of 80-100 DEG C to obtain the perfume lemon essential oil. According to the preparation method of the perfume lemon essential oil disclosed by the embodiment of the invention, the essential oil extraction rate is high, the product quality is high, and the fragrance is good.

There is a need to have novel active agents that act against excessive desquamation of the skin or the scalp, in order to limit and / or prevent desquamation and thereby contribute to skin comfort.SOLUTION: The present invention relates to an alcoholic extract of the peel of Citrus aurantium, to a cosmetic composition comprising such an extract, in particular having a preventive effect on skin desquamation, and to a process for the preparation thereof.SELECTED DRAWING: Figure 1

The invention provides a special texture modifier for low-fatty acid emulsion and a gradient application process of the special texture modifier. The special texture modifier for the low-fatty acid emulsion is prepared by taking lemon peel residues as raw materials through a ball milling-hydration synergistic modification process. The gradient application process specifically comprises the following steps: adding the texture conditioning agent into the production process according to 0.7-0.8% of the mass of the finished yoghurt, wherein the addition mass ratio of the proportioning process to the filling process is 4: 1. By applying the special texture regulator, the whey precipitation rate of the low-fatty acid milk can be reduced to 35.89%, the sense milk fat feeling is improved, and the texture and flavor of the product are synchronously improved. Gradient activation application of the lemon peel pomace in a dairy product system is achieved for the first time, traditional thickening agent compounding is replaced with physical modification, the problem that the utilization rate of agricultural product processing by-products is low is solved, the prepared regulator has ecological friendliness and economical efficiency, and a new scheme is provided for functional dairy product development.

The invention relates to the technical field of tea enzyme preparation, in particular to a Pu'er tea enzyme powder preparation method which comprises the steps of tea leaf pretreatment, fermentation liquor preparation, fermentation liquor filtration and drying for powder preparation. According to the Pu'er tea enzyme powder and the preparation method thereof, the Pu'er raw tea leaves, the sugar source, the EM bacterial powder, the citrus peel particles and the lemon peel particles are taken as raw materials, so that the flavor and the enzyme activity can be enhanced, multi-stage synergistic fermentation is realized, flora proliferation is promoted through natural fructose and cellulose, and the enzyme activity and the organic acid yield are improved; by combining the whole fermentation period, matched control of exhaust and pH value monitoring is realized according to flora activity in different stages, and the problem of out-of-control fermentation or infectious microbe pollution can be avoided; through high-pressure sterilization gauze filtration, pasteurization and centrifugal layering plate-frame pressure filtration treatment, the purity of a stock solution can be effectively guaranteed, and the survival rate of active ingredients such as enzymes, probiotics and polyphenols in the enzyme powder is effectively increased by adopting a low-temperature concentration and freeze-drying process.

The invention relates to multiple-effect skin care essence containing compound essential oil and a preparation method thereof. The multiple-effect skin care essence is characterized by comprising the following raw materials in percentage by mass: a component A: 71.5% of water, 0.03% of disodium EDTA (Ethylene Diamine Tetraacetic Acid) and the like; the component B comprises 0.375% of acrylic acid (ester) copolymer sodium, 0.125% of lecithin and the like; the component C comprises 0.03 to 0.06 percent of 1, 2-hexanediol, 0.2 percent of glycerol, 0.5 to 1.0 percent of compound essential oil and the like; the compound essential oil is prepared from the following raw materials in percentage by mass: 10 to 20 percent of lemon peel oil, 35 to 45 percent of bergamot fruit oil, 1 to 10 percent of osmanthus flower extract, 3 to 5 percent of lavender oil, 1 to 10 percent of pelargonium graveolens leaf oil, 15 to 25 percent of lime peel oil and 5 to 15 percent of juniper oil. The lotion has special and pleasant flower and fruit fragrance, has the beneficial effect of simultaneously realizing multiple skin care effects of moisturizing, relieving, tightening, resisting wrinkles and the like, and also has the advantages of mildness, no irritation and suitability for various skin types.

The application discloses a Leifsonia shinsuensis strain screened from a perfume lemon peel part and a fermentation method for producing green tea aroma substances, and belongs to the technical field of microbial fermentation.The Leifsonia shinsuensis strain is Leifsonia shinsuensis HuaYu-3, which is preserved in the Guangdong Microbial Culture Collection Center on October 15, 2024, and the preservation number is GDMCC No.65270.A fermentation liquid with green tea aroma substances is obtained by using the Leifsonia shinsuensis HuaYu-3 strain to ferment and produce green tea aroma substances.The Leifsonia shinsuensis HuaYu-3 strain can produce green tea aroma substances through biological fermentation, the process is environmentally friendly and controllable, and the complexity and level of natural fragrances can be reproduced.

This invention belongs to the field of fluorescent materials, specifically lemon peel-based multicolor luminescent carbon quantum dots, their preparation, application, and luminescent devices. The preparation method of lemon peel-based multicolor luminescent carbon quantum dots is as follows: lemon peel and formula 1 () are dispersed in a solvent at a weight ratio of 1:0.1~2, followed by a first-stage reaction at 70~100°C, and then solid-liquid separation to obtain a first-stage reaction solution; the first-stage reaction solution is then subjected to a second-stage solvothermal reaction at 160~220°C. By adjusting the weight ratio of lemon peel and formula 1 and the temperature of the second-stage solvothermal reaction, lemon peel-based multicolor luminescent carbon quantum dots are obtained. This invention can efficiently convert waste lemon peel into multicolor carbon quantum dots with tunable fluorescence color and high quantum yield.

This invention relates to a method for preparing a vacuum low-temperature slow-cooked tomato green tea beverage, comprising the following steps: S1, crushing tomatoes to break their skins and release juice; mixing the crushed tomatoes with green tea leaves (preferably Biluochun), flavoring agents (preferably lemon peel), and water, and then placing the mixture into a vacuum-sealed device; S2, evacuating the sealing device to -60 kPa to -80 kPa, and then placing it in a water bath at 60℃ to 70℃ for 1 h to 2 h; S3, after cooling, performing solid-liquid separation, and collecting the filtrate as the tomato green tea beverage. Through the synergistic effect of specific temperature, time, and vacuum, this invention efficiently extracts flavor substances while maximally preserving the floral and fruity aroma of Biluochun and the fruity aroma of tomatoes, avoiding the development of a simmered taste, and resulting in a beverage with a delicate and harmonious taste, free of bitterness.

The invention belongs to the technical field of food processing, and particularly relates to a beverage containing turtle peptide and a preparation method thereof. The beverage containing the turtle peptide provided by the invention comprises 1-2 parts of turtle peptide primary pulp and 3-6 parts of roxburgh rose juice, the preparation method of the tortoise peptide primary pulp comprises the following steps: taking tortoise shells, tortoise plastron and tortoise meat, adding water, chrysanthemum, red dates and radix puerariae powder, and boiling to obtain a boiled solution; s2, filtering the boiled liquid in the step S1, adding lemon peel, orange peel and dried roxburgh rose, and performing low-temperature evaporation to obtain a concentrated solution; and S2, standing the concentrated solution in the step S2 until layering, and extracting supernatant liquid. The method solves the problems of harsh process conditions and low product stability and efficacy consistency of enzymatic extraction of turtle peptide in the prior art, can comprehensively retain nutrition ingredients, improve nutrition absorption rate, remove peculiar smell and improve palatability, and is stable in production process and suitable for industrial production.

The application discloses electrolyte slush and a preparation method thereof, and belongs to the technical field of food. The electrolyte slush is composed of natural raw materials, including citrus fiber, eucheuma powder, konjac powder, concentrated fruit juice, stevia concentrated liquid, lemon peel oil, electrolyte components and water. The product of the application can maintain a semi-liquid state suitable for sucking or squeezing out after being stored in the frozen state without adding artificial food additives, has fine ice crystals, soft and smooth taste, effectively loads electrolyte components, has good ion stability and electrolyte supplementing function, and solves the problems of traditional slush, such as hardening in the frozen state, rough taste and dependence on artificial additives.

The invention relates to the technical field of beef preparation, in particular to a preparation process of clear soup beef based on a hot steaming and cold extraction technology. Most blood in the beef is removed by means of pretreatment and soaking in a saline water tank, bovine bone marrow is melted into soup during first-time thermal steaming and boiling to improve the delicious degree of the soup, and then dihydromyricetin is utilized to inhibit generation and decomposition of residual fishy substances in the beef, so that the beef is more delicious. The substances such as citric acid in the lemon peel powder added during cold extraction can remove fishy substances, and the citric acid can convert free ferric ions into ferrous ions so as to ensure the effects of dihydromyricetin on inhibiting generation and decomposition of the fishy substances, and finally, auxiliary materials can be utilized to the greatest extent through second-time hot steaming and boiling, so that the production efficiency of dihydromyricetin is improved, and the production cost of dihydromyricetin is reduced. The beef and soup are further tasty, and citric acid and dihydromyricetin are promoted to further treat fishy substances, so that the taste and flavor of the clear soup beef are prevented from becoming poor.

The invention provides a composition with a peculiar smell removing effect, and belongs to the technical field of biological medicine. The composition is prepared by uniformly mixing zinc ricinoleate, lemon peel oil and glutathione according to the mass ratio of (1-15): (1-15): (1-15). The zinc ricinoleate is an environment-friendly, safe and environment-friendly molecule, the lemon peel oil is a natural volatile oil extract, the glutathione is a small molecule peptide with important physiological activity, the combination of the zinc ricinoleate, the lemon peel oil and the glutathione remarkably improves the odor removal effect, and the raw materials are natural products, so that the safety is higher, and the application prospect is good.

The invention discloses berry tea and lemon milk tea and a preparation method thereof, and belongs to the technical field of food, the preparation method comprises the following steps: S1, taking 10 parts by mass of old-leaf berry tea, adding 800-1200 parts by mass of boiling water, soaking for 5-15 minutes, filtering, adding 150-250 parts by mass of ice cubes, and quenching to obtain tea soup; s2, adding 50-70 parts by mass of fresh milk, 15-25 parts by mass of caffeine milk, 8-12 parts by mass of sucrose syrup and 200-300 parts by mass of tea soup into a milk shake cup, adding ice cubes until the volume of the milk shake cup is 75-85%, adding 0.5-1.5 parts by mass of perfume lemon peel, and stirring for 5-10 seconds in a milk shake machine to obtain mixed milk tea; and S3, adding 3-6 ice cubes into the product outlet cup, and pouring the mixed milk tea into the product outlet cup. According to the method, active ingredients of the raspberry tea are locked through cooperation of boiling water extraction and shock cooling, stable micelles are formed through mechanical emulsification of milk fat, syrup and lemon peel, and a temperature control process is adopted, so that the ice-cool, cool and smooth taste and flavor level coordination of the milk tea is realized.

The purpose of the present invention is to provide a composition which has a lemon-like sour aroma, has a balanced aroma close to a fresh lemon peel aroma, exhibits a good aroma, has little bitter taste, and is suitable for imparting a lemon peel aroma to a beverage or the like. The invention relates to a composition which is characterized in that the composition contains limonene, citral and beta-caryophyllene, the weight ratio of limonene to beta-caryophyllene, namely limonene / beta-caryophyllene, is 250-2500, the weight ratio of citral to beta-caryophyllene, namely citral / beta-caryophyllene, is 5-110, the content of limonene is 2.5-90 wt%, and the content of beta-caryophyllene is 2.5-90 wt%. The content of bergamotin is 0.01% by weight or less.

This utility model relates to a distillation extraction device for extracting essential oil from fragrant lemons, belonging to the field of distillation extraction technology. It mainly includes a placement rack, a distillation tank, a stirring assembly, and a rotary motor. The placement rack is a hollow annular structure. The distillation tank is mounted on the placement rack, with a removable sealing cap at the top. A heating chamber is located at the bottom of the distillation tank, and a distillation chamber is located above the heating chamber. The bottom of the distillation chamber is supported by a mesh plate, and a driven gear disk is located on the outer wall of the bottom of the distillation chamber. The rotary motor is mounted on one side of the distillation tank, and a driving gear disk is located on the output shaft of the rotary motor. The two gear disks mesh and drive each other. The stirring assembly is installed inside the distillation chamber. This utility model solves the problem that fragrant lemon peels usually accumulate together, making it difficult for steam to fully contact them, resulting in poor distillation efficiency and low extraction utilization of essential oils from the lemon peels.

To provide a method for masking unpleasant odor of a ferment protein-containing composition added to a bakery product, in particular, a method for masking having a fermentation step and / or firing step of 180°C or more in a producing step and effective in bakery products with less sugar and oil and fat.SOLUTION: By mixing lemon peel lactic acid fermentation composition with bakery products containing yeast protein composition, it is possible to mask the fishy smell derived from the yeast protein composition.SELECTED DRAWING: None

The invention relates to the field of food processing, in particular to a rice prefabricated fermented beverage and a preparation method thereof, and the rice prefabricated fermented beverage is prepared from the following raw materials in parts by weight: 40-60 parts of long-shaped rice, 20-30 parts of glutinous rice, 5-10 parts of Chinese yam, 3-8 parts of poria cocos, 0.3-0.8 part of a compound fermentation strain, 2-5 parts of fructo-oligosaccharide, 1-3 parts of a lemon peel extracting solution, 0.1-0.3 part of edible salt and 100-150 parts of purified water. The compound fermentation strain is formed by mixing saccharomyces cerevisiae, lactobacillus plantarum and rhizopus oryzae according to the mass ratio of 2: 1: 1, indica rice and glutinous rice are matched to balance the taste, meanwhile, two medicinal and edible raw materials including Chinese yam and poria cocos are added, and mucin in the Chinese yam and polysaccharide in the poria cocos have a synergistic effect with a rice fermentation product to improve the nutritional value of the product; fructo-oligosaccharide is used as prebiotics and can promote intestinal health, and the lemon peel extracting solution not only is rich in flavor, but also can adjust the pH value and improve the product stability.

The invention relates to the technical field of nano-medicines, and particularly discloses lemon peel-derived lipid nanoparticles and application thereof in anti-tumor and anti-inflammatory drug delivery. According to the invention, lemon peel is used as a raw material, a natural lipid component is obtained by adopting an ultrasonic-assisted method, and the lemon peel-derived lipid nanoparticles (LP LNPs) with uniform particle size and high encapsulation efficiency are successfully prepared by adopting a solvent injection method. The method is simple and convenient in process and low in cost, raw materials are easy to obtain, and the prepared LP LNPs have good colloidal stability and biocompatibility. A subsequent characterization experiment proves that the LP LNPs has higher cell uptake efficiency and good biological safety. And then adriamycin or naringenin is wrapped in LP LNPs, so that the stability and bioavailability of the medicine can be improved, and finally, stronger anti-tumor and anti-inflammatory effects are realized. Therefore, the polymer has an important potential application value and a wide development prospect in the field of drug delivery.

The invention discloses functionalized lemon pectin based on an electron beam irradiation technology as well as a preparation method and application thereof. The functionalized lemon pectin is obtained by performing electron beam irradiation treatment on lemon pectin. The preparation method comprises the following steps: extracting lemon pectin from lemon peel through acid extraction and alcohol precipitation; and performing electron beam irradiation treatment on the lemon pectin to obtain the functional lemon pectin. The original lemon pectin is degraded by using an electron beam irradiation technology, the structure of the original pectin is changed, the bioavailability is improved, the method is a green, environment-friendly, low-cost and high-yield method for obtaining the small-molecule pectin, and a theoretical basis is provided for comprehensive utilization of the small-molecule pectin.

The invention belongs to the technical field of plant fermentation liquor, and particularly relates to lemon fermentation liquor with a weight reducing effect as well as a preparation method and application of the lemon fermentation liquor. According to the invention, lactobacillus plantarum and lactobacillus acidophilus are utilized to ferment the pulp of the bergamot, which is beneficial to enriching fruity flavor and increasing mellow taste, and avoids nutrient loss; the peel of the bergamot is subjected to enzymolysis by bromelain, and then the enzymatic hydrolysate is fermented by pediococcus acidilactici and rhodotorula, so that special aroma components in the peel are favorably reserved, the layering sense and complexity of subsequent fermentation products are increased, mutual interference between the subsequent fermentation products and active components of pulp is reduced, and the utilization rate of effective active components is increased. Therefore, the prepared bergamot fermentation liquor is comprehensive in nutritional ingredients, good in taste level, high in purity of effective active substances contained in the bergamot fermentation liquor, beneficial to reduction of food intake and capable of being used for preparing weight-reducing products.