92 results about "Low cholesterol levels" patented technology

The invention discloses bolete extracting solution and beverages, belonging to the field of edible fungi beverages. The preparation method of the bolete extracting solution comprises the following steps of: extracting crushed bolete dry powder or fresh bolete slurry in water, then filtering to obtain filtrate, centrifuging the filtrate, and collecting supernate. By utilizing the bolete extracting solution, different flavors of bolete beverages can be prepared. The bolete beverage has rich nutrient components and simultaneously contains a great deal of polysaccharides with the functions of improving body immunity, reducing the blood sugar levels and cholesterol, resisting the ageing, and the like; secondly, the invention is convenient to carry and ready to drink and solves the problem that fresh bolete is difficult to store and transport; the invention can be also used as raw materials of beverages and food processing and prepared into different flavors of beverages; and besides, the invention has simple method, low cost and no environmental pollution.

The invention discloses a fabrication method of a multi-flavor instant rex rabbit meat product. The method comprises the steps that frozen rex rabbit meat is subjected to unfreezing, deboning, chopping, salting, marinating, high-temperature sterilization and vacuum packaging. The product is a medicinal tonic that has high contents of high-quality protein and vitamins (particularly niacin), and is rich in lecithin, low in cholesterol and beneficial for a human body. The product has the advantages of vacuum packaging, high-temperature sterilization, special flavor, long storage period, convenience in carrying, readiness for eating after opening and the like.

The invention discloses elderly nutrition powder prepared from wheat germ serving as a main raw material. The elderly nutrition powder is prepared from the following raw materials in percentage by weight: 8 to 26 percent of spiral seaweed, 12 to 25 percent of wheat, 12 to 30 percent of wheat germ, 6 to 15 percent of yam, 6 to 20 percent of hulless oat, 5 to 20 percent of yam, 6 to 20 percent of lotus seed, 8 to 20 percent of kudzuvine root, 8 to 15 percent of cooked walnut kernel, 5 to 15 percent of gordon euryale seed, 1 to 5 percent of spiral seaweed and 2 to 6 percent of sugar. The wheat germ is taken as the main raw material and added with the yam which is a food and medicine, so that the elderly nutrition powder is favorable for reducing blood pressure and cholesterol, stabilizing blood sugar and achieving the dynamic and static balance of the functions of internal organs; and therefore, the synergism of the functions of the internal organs of a whole body is enhanced, the self-repairing capacity of organisms on damaged cells is regulated, the balance is regulated, and effects of improving and enhancing immune systems of human bodies, slowing down ageing and building bodies are achieved.

The invention relates to a method for producing complex bionic dried meat and the relevant product. It takes cooked dried meat powder, textured vegetable protein and edible fiber as main raw material, employs compound gelatin and dietary fatty and meat flavoring agent. The optimal ratio between cooked dried meat and textured vegetable protein and dietary fiber is 6.5: 3.5, the ratio between textured vegetable protein and edible fiber is 2: 1, the optimal amount of compound gelatin and edible fatty is 10% and 8%, and optimal pressure for shaping is 15kN. The invention is characterized by increased nutrition value, reduced cholesterol content, natural meat taste and increased economic benefit.

The invention relates to flavored fermented milk with a healthcare probiotic function and a making method of the flavored fermented milk. The flavored fermented milk comprises the following raw materials parts by weight: 900-980 parts of raw milk, 50-100 parts of white sugar, 10-50 parts of whey protein powder, 5-15 parts of starch, 1-10 parts of xylooligosaccharide, 0.01-0.16 part of a fermentation agent with lactobacillus bulgaricus and streptococcus thermophilus, and 0.04-0.32 part of lactobacillus gasseri. The flavored fermented milk provided by the invention is made of fermentation agentbacteria with probiotic functions through fermentation, and a probiotic bacterium, namely lactobacillus gasseri with a good intestinal tract immobilization property, and prebiotics with proliferationeffects on the probiotic bacteria, are used, so that the product has remarkable healthcare probiotic function characteristics of preventing and relieving constipation, reducing total levels of cholesterol, reducing lipoprotein concentrations, reducing levels of serum triglyceride, and reducing the weight of patients suffering from obesity.

The invention discloses a feed for producing eggs with high phospholipid type docosahexenoic acid (DHA) and low cholesterol, and the application of the feed in breeding of laying hens. The feed is characterized by being prepared by evenly mixing the following raw materials in parts by weight: 40-45 parts of corn, 20-25 parts of bean pulp, 6.8-8.8 parts of bran, 5 parts of mountain flour, 5 parts of premix, 10 parts of Canada flaxseed, 5 parts of squid oil, 3 parts of aloe oil, 0.05-0.08 part of ferrous gluconate and 0.1-0.15 part of a micro-nutrient additive.

The invention discloses roxburgh rose juice and a making method thereof. The roxburgh rose juice is prepared from the following raw materials in percentage by mass: 0.1-1% of konjac glucomannan, 0.1-5% of mogroside, 1-10% of a passion fruit seed extract and the balance of roxburgh rose juice. The roxburgh rose juice contains the konjac glucomannan, the mogroside and the passion fruit seed extract,so that the acidity of the roxburgh rose juice can be reduced, the sugariness of the roxburgh rose juice can be increased, the roxburgh rose juice has the effects of being anticorrosive and restraining bacteria, the quality of the roxburgh rose juice is improved, and the preservation time is prolonged. The roxburgh rose juice also has the effects of reducing blood sugar, reducing cholesterol, protecting intestines and stomachs, clearing heat, nourishing the lung, resisting coughs, loosening bowel to relieve constipation, and reducing blood lipid. The roxburgh rose juice is high in nutrient value and health-care value.

The invention relates to fat optimization milk which is characterized in that compound vegetable oil, buttermilk, soybean lecithin, vitamin A, vitamin E and vitamin C are added into skimmed milk. Compared with common milk, the fat optimization milk has the advantages that substances harmful to human bodies are basically removed from the milk, the trans-fatty acid content is quite low, the saturated fatty acid content and the cholesterol content are low, and the fat optimization milk is particularly suitable for being drank by people from infants to adults.

The invention discloses a preparation method of refined egg oil. The preparation method comprises the steps of: supercritically extracting yolks to obtain crude egg oil; dissolving by using an organic solvent as a solvent (adding 1L of organic solvent to 1kg of crude egg oil to dissolve) and stirring; standing and precipitating, taking supernate to flow into an alumina column, adding the rest of precipitate into the alumina column, continuously eluting by using the organic solvent (eluting 1kg of alumina by using 2-6L of organic solvent), combining eluents, and concentrating to obtain egg oil; continuously adding hargil, reducing pressure and stirring at 100-150 DEG C, cooling and filtering to remove hargil to obtain the refined egg oil with low cholesterol, acid value and peroxide value. The preparation method has the characteristics of convenience for operation, low energy consumption and the like and meets the demands of industrial batch production.

The invention discloses a traditional Chinese medicine for treating stroke hemiplegia and a preparation method thereof. The medicine comprises the following components by weights: 2g of evodia rutaecarpa, 2g of rheum officinale, 1g of fleece-flower root, 2g of rhizoma alismatis, 2g of Salvia miltiorrhiza, 1g of Chinese yam, 2g of musk, 2g of lumbricus and 3g of Codonopsis pilosula. The traditional Chinese medicine disclosed by the invention adopts multiple traditional Chinese medicine raw materials, and adopts a method of treating by applying medicine on the sole. With an external therapy method of traditional Chinese medicine, the medicine provided by the invention is applied to the Yongquan acupoint at the foot, to have an effect of regulating the balance of mechanism, eliminating thrombus, lowering cholesterol, softening blood vessel, regulating the function of internal organs, regulating blood pressure, and recovering the balance between yin and yang, so that the three-high symptoms of human bodies are lowered, the stroke hemiplegia is effectively cured, no toxic or side effect is generated, and the pain of patients is relieved.

The invention discloses a production method of a multi-flavored hawthorn, and belongs to the technical field of food processing. The production method is characterized by comprising the following steps: selecting of raw materials; salting; drying in the sun; coring; desalting; pre-cooking; drying to half dry; seasoning; drying; packaging; obtaining of the finished products. The multi-flavored hawthorn is in red brown spherical particle shape, sour, sweet and delicious, and has the special aromatic flavor of hawthorn. Moreover, the multi-flavored hawthorn has efficacies of softening blood vessels, activating blood circulation and dissipating stasis, preventing rise of blood lipid, lowering the level of cholesterol and assisting to treat cancer. The multi-flavored hawthorn is suitable for all ages and convenient to eat.

The invention mainly relates to a soft capsule containing peony seed essential oil and peony petal isoflavone. The soft capsule containing the peony seed essential oil and the peony petal isoflavone has the functions of reducing blood pressure, blood fat and cholesterol, antithrombosis, promoting cell regeneration, reducing wrinkles, delaying skin aging, clearing bowels and moistening dryness, expelling noxious substance and improving looks, and calming the nerves and maintaining mental tranquility, is remarkable in effect and free of side effect, and is particularly suitable for people who have the problems of loose and rough kin, more wrinkles and color mottles, fatness, mental stress, emotional instability, very high blood fat and the like. According to a preparation process of the soft capsule containing the peony seed essential oil and the peony petal isoflavone, since a biological method is used for extracting the peony petal isoflavone, the extraction purity is quite high, and the extraction efficiency is quite high compared with a solvent method, column chromatography and the like; according to the preparation process, since a spraying method is used for mixing the peony seed essential oil and the peony petal isoflavone, mixing is uniform, and work efficiency is effectively improved.

The invention discloses a medicinal composition for treating cardiovascular and cerebrovascular diseases, and a preparation method and application of the medicinal composition. The medicinal composition can prolong coagulation time, reduce cholesterol levels and contribute to reducing the formation rate of thrombus and atherosclerosis, can be used for treating cerebrovascular diseases such as cerebral ischemia, cerebral thrombosis, cerebral embolism and the like, and cardiovascular diseases such as coronary disease, hypertension, hyperlipaemia, atherosclerosis, myocardial ischemia, arrhythmia, heart failure, stenocardia, myocardial infarction and the like, particularly has good treatment effect when used for continued treatment on patients suffering the cardiovascular and cerebrovascular diseases after emergency treatment, and is a new choice for clinical medication.

The invention discloses a production method of a hawthorn fruit tea, and belongs to the technical field of beverages. The production method is characterized by comprising three procedures: 1, extraction of hawthorn juice: selecting, cleaning, hot boiling, beating, thermal-temperature leaching, centrifuging, enzyme treatment, storing in a juice storage tank; 2, extraction of carrot juice: selecting, cleaning, slicing, steaming, beating, enzyme treatment, centrifuging, crushing by a colloid grinder, and storing in a juice storage tank; 3, mixing, blending and filling: mixing and blending, homogenizing, vacuum degassing, sterilizing, filling and obtaining finished products. The hawthorn fruit tea is light red, mellow in taste and has rich fragrance of hawthorn. The hawthorn has the functions of softening blood vessels, activating blood circulation and dispersing stasis, enhancing the immunity, suppressing rise of blood fat, lowering the level of cholesterol and assisting anti-cancer effect.

The invention provides a method for producing high-quality lard or beef tallow with low cholesterol content. The method of the invention uses enzyme hydrolysis, centrifugation separation and homogenization-assisted embedding technique to obtain high-quality lard or beef tallow with low cholesterol levels. The method uses aqueous enzymatic extraction (AEE) techniques to separate lard or beef tallow from the raw material of pork or beef fat, and uses the homogenization-assisted embedding technique to remove cholesterol from the lard and beef tallow products. The method of the invention produces high quality lard with good oxidative stability at a high yield and can meet the Chinese national standard for first grade lard. The lard of the invention needs no further degumming process, eliminating the tedious refinery steps.

The invention discloses a bamboo nutrient formula, which comprises the following components (by weight percentage): 60%-70% of bamboo rice, 10%-15% of oats, 1%-2% processed sesame, 2%-5% of wheat germ, 1%-3% of soybean, 1%-3% of Spirulina, 1%-3% of sugar and 0.035%-0.05% of antioxidant, and processed walnut in balance. The bamboo nutrient formula of the invention employs bamboo rice as main raw material, and the other food materials as auxiliary materials. The bamboo nutrient formula of the invention can help to lower blood pressure, reduce cholesterol and stabilizing blood sugar to reach the dynamic and static balance of viscera so as to enhance coordinate effect of whole viscera, regulate body repairing capacity for damaged genes and adjust balance, and plays a role of enhancing human immunity, slowing down aging and enhancing health. Eating the bamboo nutrient powder or rice slices can provide comprehensive nutrition and prevent various deficiency diseases.

The invention discloses a health tea and a preparation method thereof, aiming at providing a health tea which is good in mouth feel, and is capable of improving dyspepsia, adjusting sleep and reducing cholesterol. The invention adopts the technical scheme as follows: the health tea is characterized by being prepared from the following raw materials in parts by weight: 57-60 parts of vegetables, 19-20 parts of beans, 19-20 parts of grains and 2-3 parts of sugar. The preparation method of the health tea comprises the following steps: cutting the vegetables into granules; drying; grinding; respectively grinding the beans and the grains; evenly mixing to obtain the health tea. Compared with the prior art, the preparation method has the advantages that the vegetables are chopped, dried and ground and are then mixed with the bean powder, grain powder and sugar, and the obtained health tea can be drunk after being mixed with boiled water; the health tea is beneficial to reducing the cholesterol and improving the dyspepsia, and is capable of adjusting sleep.

The invention discloses multi-cereal-containing nutritive noodles and a preparation method thereof. The multi-cereal-containing nutritive noodles are prepared from 60-70 parts by weight of wheat, 30-35 parts by weight of barley, 20-30 parts by weight of oat, 20-30 parts by weight of malt meal, 20-25 parts by weight of black sesame, 15-20 parts by weight of bitter apricot kernel, 10-14 parts by weight of gingko seed, 10-15 parts by weight of lotus seed, 8-10 parts by weight of sweet osmanthus, 10-15 parts by weight of donkey-hide gelatin, 30-40 parts by weight of milk, 3-4 parts by weight of wheat germ oil, 1-2 parts by weight of rhizoma anemarrhenae, 2-3 parts by weight of Wugenye, 1-2 parts by weight of polygala root, 1-2 parts by weight of poria, 2-3 parts by weight of fiveleaf gynostemma herb, 1-2 parts by weight of a noodle modifier and a proper amount of water. The multi-cereal-containing nutritive noodles utilize wheat, barley, oat and malt meal as main raw materials. Wheat has effects of enhancing the stomach and intestine functions, improving energy, clearing heat, eliminating vexation, nourishing heart and soothing nerves. Barley has effects of quenching thirst, removing heat toxins, tonifying qi and regulating the center, nourishing consumptive disease, strengthening blood vessels, improving skin color, enriching five internal organs, digesting cereals and stopping diarrhea. Oat has effects of tonifying liver and harmonizing stomach, maintaining beauty and caring skin, resisting bacteria and oxidation, improving immunity, reducing blood pressure, reducing cholesterol, preventing and treating colorectal cancer and preventing and treating heart diseases.

The invention discloses a noodle suitable for diabetes patients. The noodle is composed of the following raw materials in parts by weight: 40 to 50 parts of whole wheat, 30 to 40 parts of brown rice, 40 to 50 parts of cowpea, 30 to 40 parts of black soya bean, 20 to 25 parts of onion, 10 to 15 parts of green pepper, 20 to 25 parts of quail meat, 20 to 30 parts of mushroom, 20 to 30 parts of pumpkin, 1 to 2 parts of white clover herb, 1 to 2 parts of lithospermum, 1 to 3 parts of neocheiropteris palmatopedata stem, 1 to 2 parts of madder root, 1 to 2 parts of noodle additive and a proper amount of water. The preparation method takes whole wheat, brawn rice, cowpea, and black soya bean as the main materials; wherein the brown rice has a sweet taste and a warm character, and has the functions of fortifying the spleen, nourishing the stomach, tonifying the middle and qi, harmonizing the five internal organs, tranquilizing the nerve, and promoting the digestion and absorption; the cowpea has the functions of regulating the middle, tonifying qi, invigorating the stomach, tonifying the spleen, harmonizing the five internal organs, maintaining beauty, nourishing the body, generating energy, relieving diabetes, treating puke and diarrhea, and removing toxicity, moreover the phosphatide in the cowpea can promote the insulin secretion and joins the glycometabolism, so the cowpea is an ideal food for diabetes patients; the onion has the function of dissipating wind cold, promoting the secretion in the stomach, intestines and digestive tracts, promoting the digestion, reducing the blood pressure and the blood sugar, and preventing the thrombus formation, and has a certain refreshing function; the mushroom has the functions of preventing constipation, promoting toxicity discharge, preventing diabetes and colorectal cancer, and reducing cholesterol content.

The invention discloses a making method of sour and hot agrocybe cylindracea, and belongs to the field of food processing. The making method is characterized by adopting the following processing technology flows: selecting fresh agrocybe cylindracea, rinsing the selected agrocybe cylindracea, blanching the rinsed agrocybe cylindracea, trimming the blanched agrocybe cylindracea, preserving the trimmed agrocybe cylindracea, airing the preserved agrocybe cylindracea, compounding the aired agrocybe cylindracea with seasonings, storing the agrocybe cylindracea compounded with the seasonings so as to obtain mature sour and hot agrocybe cylindracea, packing the mature sour and hot agrocybe cylindracea in bags, pumping the bags, sealing the bags, disinfecting the sealed bags in which the mature sour and hot agrocybe cylindracea is loaded, cooling the disinfected bags, performing heat preservation, performing inspection and obtaining finished products. The agrocybe cylindracea made by the making method disclosed by the invention has the benefits that the products are rich in fragrance, moderate in sour and hot taste, and soft and elastic in texture, and has the fragrant and fresh flavor of the agrocybe cylindracea. The sour and hot agrocybe cylindracea not only is rich in nutrition and lysine, can promote the intelligence development of children, and also has the efficacies of restraining the rising of the blood fat, reducing cholesterol, and preventing and treating cardiovascular diseases and cerebrovascular diseases.

The method of using nutritional compounds including Dihydroquercetin (taxifolin), Arabinogalactan and Arabinogalactan combined with Dihydroquercetin (taxifolin) to reduce and control cardiometabolic risk factors, associated with metabolic syndrome and hypercholesterolemia in a mammal, specifically a human, resulting in the enhancement of metabolism, reduced control levels of cholesterol and triglycerides, reduced oxidative damage in humans and other health benefits.

The invention discloses nutrient-rich weight reducing food and a preparation method of the nutrient-rich weight reducing food, belonging to the field of food processing. The nutrient-rich weight reducing food is prepared from the following components in parts by weight: 40-50 parts of rice, 15-25 parts of soybeans, 15-20 parts of Chinese yam, 15-25 parts of shrimp meat, 5-15 parts of lean pork, 3-5 parts of shredded ginger, 5-15 parts of agar, 15-25 parts of celery, 5-7 parts of carrots, 20-30 parts of pawpaw, 8-15 parts of nori, 3-5 parts of edible salt, 1-4 parts of hickory bark, 1-3 parts of Chinese catalpa root powder and 300-450 parts of water. The nutrient-rich weight reducing food disclosed by the invention is balanced in nutrients; due to reasonable combination of the components, the functions of the components can supplement each other and be exerted better, simultaneously lipolysis and metabolism of fat are promoted, cholesterol is reduced, vitamins are replenished, and the immunity is enhanced, so the nutrient-rich weight reducing food is especially suitable for being eaten by people who have high blood sugar, high blood fat and high blood pressure and people who are restricted in diet due to fatness.

The invention relates to set-style yoghurt containing probiotics and a preparation method thereof. The preparation method of the set-style yoghurt containing the probiotics comprises the following steps: S1, uniformly stirring fresh and raw milk, a sweetening agent, a thickening agent and water; S2, adding Chinese yam powder at the temperature of 40-50 DEG C; S3, homogenizing, sterilizing, cooling, and uniformly stirring; S4, inoculating a leavening agent, and uniformly stirring; S5, leavening; and S6, cooling and carrying out after-ripening. The prepared yoghurt contains multiple florae and can effectively regulate intestinal florae; bifidobacterium can maintain balance of normal bacterial florae, inhibit growth of pathogenic bacteria and prevent constipation; lactobacillus acidophilus and probiotics can improve the intestinal florae; and the added Chinese yam powder can improve digestive capability of stomach, reduce discomfort of the stomach on yoghurt and lower cholesterol level in blood.

The invention discloses effervescent drink mixed by Pu'er tea fermented tea, sunning lotus leaves and sunning rhizoma zingiberis, which comprises the following raw materials in percentage by weight: 78-82 percent of Pu'er tea fermented tea, 16-20 percent of sunning lotus leaves and 1-3 percent of sunning rhizoma zingiberis. The effervescent drink has the beneficial effects that the Pu'er tea fermented tea can well reduce blood fat and cholesterol and regulate heart and brain vessels; the added lotus leaves can prevent bleeding gums and play a role in rapidly stopping blooding; and the sunning rhizoma zingiberis can play roles in warming liver and kidney as well as stomach Qi, dispelling cold and relieving pain. In addition, the effervescent drink provided by the invention can be processed from the Pu'er tea fermented tea or can be processed from raw materials of tea tree roots and tea tree peduncles of Pu'er tea; and sunning rhizoma zingiberis stems or sunning rhizoma zingiberis leaves are used as the sunning rhizoma zingiberis. According to the invention, the raw materials can be used as soon as possible, functions of all tissues are fully developed, and better and larger utilization values are achieved.

The invention discloses a compound Chinese herbal medicine superfine powder, and a preparation method and application thereof. The compound Chinese herbal medicine superfine powder is prepared from hawthorn, radix codonopsitis, astragalus membranaceus, Chinese angelica, eucommia ulmoides, rhizoma cyperi, rheum officinale, atractylodes macrocephala, rhizoma atractylodis, stephania tetrandra and poria cocos. The preparation method comprises the following steps: cleaning all the raw materials, drying, mixing according to a scientific ratio, performing preliminary pulverizing on the mixture through a pulverizer, and performing wall-broken pulverizing on the pulverized mixture through a low-temperature ultrasonic pyrolysis method to enable the diameter of each particle to be 10 microns or below. When the compound Chinese herbal medicine superfine powder is added into a laying hen basal diet, the absorption of laying hens to daily ration nutrition and drugs is accelerated, the blood fat level in the laying hens can be remarkably reduced, the content of cholesterol in eggs can be remarkably reduced, and meanwhile, higher production performance of the laying hens can be kept; the compound Chinese herbal medicine superfine powder has a better popularizing prospect in the production of the low-cholesterol eggs.

A method is disclosed for determining whether a compound binds to a lipoprotein such as LDL or VLDL in a manner which will lower plasma cholesterol is provided that includes assessing the ability of the compound to form a complex with the lipoprotein, e.g., LDL or VLDL, and then determining whether the newly formed complex causes a change in the structure of apoB-100 that results in increased binding affinity to the LDL receptor. Also disclosed is a method for lowering cholesterol in a host in need thereof, including a human, is provided that includes the administration fo an effective amount of a compound which binds to cholesterol-carrying lipoprotein (e.g. LDL or VLDL) in a manner that alters the three dimensional configuration of the lipoprotein and increases the binding affinity of the apoB-100 protein to the LDL receptor, including those on the surface of a hepatic cell.

The invention discloses a healthy mooncake containing common seepweed herbs and a preparation method of the healthy mooncake, and relates to a mooncake. 2.5-3.5 parts by weight of common seepweed herb powder or common seepweed herb homogenate is added into mooncake fillings. Extremely green common seepweed herbs are acquired by elaborate modern processing, natural probiotic functional factors of the common seepweed herbs are reserved, the natural common seepweed herb powder or common seepweed herb homogenate is added into the mooncake fillings, a traditional mooncake achieves unique healthy functions of reducing blood glucose, cholesterol and blood pressure, resisting cancers, protecting livers and benefiting health and long life by the aid of the green common seepweed herbs, and nutritional components of the mooncake are added.

The invention relates to a healthy low-fat beef sausage and a preparation method thereof. The preparation method comprises the specific following steps: (1) beef material pre-treatment; (2) pickling of the beef material; (3) airing after enteroclysis; and (4) packaging and sterilizing to obtain a finished product. Through experiments, the invention provides the healthy low-fat beef sausage which has the characteristics of being low in fat and cholesterol and high in protein and meets the healthy diet concept of modern people. Compared with a marketed beef sausage and a conventional port sausage, the healthy low-fat beef sausage is of more market competitiveness.

The invention discloses feed capable of reducing the cholesterol content in duck eggs. The feed is prepared by adding 200-800 mg / kg of garlic oil to complete-feed basic ration, wherein the main components of the garlic oil are diallyl disulfide and diallyl trisulfide, and the content of the garlic oil is larger than 10.5%. The feed provided by the invention can significantly reduce the feed-egg ratio and reduce deposition of the cholesterol in egg yolks, and therefore the feed provided by the invention has significant practical meaning for development of low-cholesterol health-care duck eggs and for sustainable development of the whole laying-duck industry.