6512results about How to "Promote digestion and absorption" patented technology

The present invention provides a low-lipid, high-fiber, balanced-nutritional, instant-taking and instant-resolving powder made from all natural components including corn, bean, flower, vegetable, fruit, tea and bi-usage plants for both food and medication. The nutritional powder provided by the present invention has not only the functions to balance the nutrition, but also the effect to decrease the body weight, lower the blood glucose, and effectively prevent and treat the diabetes.

The invention provides a weight losing and meal replacement protein type solid beverage, which comprises ingredients including concentrated whey protein powder, soy isolate protein powder, dried skim milk, soluble dietary fiber, maltitol or erythritol, maltodextrin, fructo-oligose or fructose, soya bean lecithin, nutrose, low-fat pectin and the like. The protein in the body is effectively supplemented, the satiety is effectively prolonged, the appetite and the caloric intake are more strictly controlled, and further, the goal of losing the weight is reached. The product has the advantages that the nutrition is balanced, the mouth feeling is smooth, savoury and mellow, the carrying is convenient, the process is simple and feasible, and the solid beverage is suitable for mass production.

An additive for fowl's feed is prepared from more Chinese-medicinal materials, and can serve to improve immunity, promote appetite and absorption, and relieve inflammation. Its advantages are high effect and low cost.

The present invention relates to a fruit and vegetable ferment beverage and a preparation method thereof. The beverage is prepared by using carrots, shii-takes, burdock roots, prunes, pineapples, mulberries, beta vulgaris and tomatoes as main raw materials, sorting, cleaning, drying and squeezing the raw materials, fermenting the squeezed raw materials with the addition of yeast, vinegar organism and lactic acid bacteria, and adding drinking water, brown sugar, isomaltooligosaccharide and L-malic acid as adjunct materials into the mixture. The beverage uses fruit and vegetable nutrient components of the raw materials for mutual promotion and mutual complementation to synergistically improve nutritional value of the whole beverage, and is fermented with three kinds of bacteria so that fruit and vegetable nutrients and beneficial metabolites of probiotics are preserved, making the beverage has effects in conditioning stomach and intestine, improving digestion and absorption, strengthening physical fitness, enhancing immunity, improving resistance, eliminating free radicals, delaying aging, preventing cancers, maintaining beauty and preserving countenance and controlling weight.

The invention relates to a bio-protein feed prepared by adopting a cellulose raw material, and the bio-protein feed provided by the invention comprises an organic material and complex bacteria, wherein the weight of the complex bacteria is 1-10% of that of the organic material; and the organic material comprises the cellulose raw material, rapeseed meal and bran; the cellulose raw material is one or more of corn stalks, corn cobs, straw, manioc waste and fruit residue; and the complex bacteria comprises bacillus subtilis, microzyme, lactobacillus and cellulose decomposition bacteria, and the cellulose decomposition bacteria is one or more of trichoderma harzianum and white-rot fungi. In the bio-protein feed, the content of probiotics is more than 108cfu / g, the bio-protein feed contains a variety of prolease, cellulase, amylase and the like, the preparation process is simple, and the fermentation period is short. The invention further discloses a preparation method of the feed.

The invention discloses an enterococcus faecium and application thereof. An enterococcus faecium strain provided by the invention is enterococcus faecium suppressant 80, and the collection number is CGMCC No.5058. As proved by experiments, the enterococcus faecium suppressant 80 is obtained by separating, identifying and screening; and the enterococcus faecium suppressant 80 has high resistance, high bacterial resistance and probiotic characteristics, and can be taken as an additive for preparing animal feeds; and the animals include but is not limited to various animals such as pigs, cows, sheep, chicken and the like. The feeds have similar functions to antibiotic feeds, but do not have the side effects of the antibiotic feeds.

The invention belongs to the technology field of grain processing, specifically a method for producing active germinated brown rice and products thereof. The method comprises the following steps: screening brown rice raw material to remove impurity, washing, sterilizing, soaking in a nutrient fluid supplemented with calcium lactate, gibberellin, phytase, cellulase and vitamin C for 10-36 hours at 10-40 DEG C, draining, incubating for 10-36 hours at 10-40 DEG C under relative humidity of 50-90% to allow germination, drying with hot air of 40-55 DEG C for 0.5-3 hours until the sprout grows about 0.5-1.2 mm in height, drying with 2-10 w / g microwave for 2-10 minutes until the water content of germinated brown rice is below 15%. Compared with the prior art, the germinated brown rice is nutritious, retains almost all nutrients of brown rice and has high nutritional value.

The invention relates to natural attractants, belonging to the field of feed additives. One natural attractant is mainly composed of a dried tangerine peel crushed substance, a hawthorn crushed substance, a cinnamon crushed substance, a mugwort leaf crushed substance, and composite microbial powder. The other natural attractant is mainly composed of a dried tangerine peel extractive, a hawthorn extractive, a cinnamon extractive, a mugwort leaf extractive, and composite microbial powder. The attractants provided by the invention has the advantages of promoting the ingestion of livestock, poultry and aquatic animals, increasing the ingestion speed and feed intake of the livestock, poultry and aquatic animals, avoiding the indigestion caused by overfeeding, increasing the feed intake and digestibility of the animals to the feeds hard to digest, expanding the application range and usage amount of unconventional feed materials, enhancing the immunity and anti-stress capability of the animals, resisting diseases, promoting growth, decreasing the production cost of the animal feeds and increasing the production benefits; the attractants contain no antibiotic and chemical medicine as well as drug residue, can be used for a long time without causing drug resistance, and have safety and high efficiency.

The invention belongs to the field of biological techniques and relates to a bacillus subtilis strain and a feed additive and a fermenting agent thereof. The bacillus subtilis has high stress resistance and probiotic effect, so the bacillus subtilis can tolerate artificial gastric juice with a pH value of 2.0 and a concentration of 1 percent, artificial cholate at a concentration of 0.3 percent and a granulating temperature of 80 DEG C; and the bacillus subtilis has a strong inhibiting effect on Escherichia coli K88, Escherichia coli K99 and staphylococcus aureus, high cellulase producing capacity and ability of degrading cellulose. The biological feed additive prepared by using the bacillus subtilis provided by the invention can be used in place of part of antibiotics in livestock and aquatic product culture, improve immunity in animal, improve feed conversion rate and lower culture cost. The bacillus subtilis also can be used in fermentation of bean pulp, cotton meal, vegetable mealand the like, prevent the feed from mildewing, promote the digestion of cellulose in feed and improve the utilization rate of nutrients in the feed.

The invention discloses a coarse cereal instant rice and a preparation method of the coarse cereal instant rice. The coarse cereal instant rice is mainly prepared by conducting extrusion curing, cutting, pelletizing, drying, then baking and puffing on coarse cereal powder, starch and solid vegetable oil, wherein the coarse cereal is selected from one or combination of corn flour, rice flour, sorghum flour, buckwheat, pearl barley flour, black rice four, sweet potato flour, millet flour, coarse rice powder, glutinous rice flour, red rice flour, soybean flour, red bean flour, green gram starch, black bean flour, oat powder and wheat flour. The coarse cereal instant rice provided by the invention adopts a loose porous structure inside, so that the coarse cereal instant rice is good for digesting and absorbing and is excellent in rehydration property, the rehydration time is relatively short, the rehydrated rice is in full grain, and the coarse cereal instant rice is chewy and not hard or sticky when being eaten.

The invention discloses a meal replacement protein powder solid beverage for managing the body weight and belongs to the field of nutrient foods. The solid beverage comprises the following components of soybean isolated protein, dried skim milk, whey protein concentrate, resistant dextrin, inulin, L-carnitine, a white kidney bean extract, a guarana extract, soy dietary fiber powder, pea fiber, oat fiber, erythritol, stevioside, phospholipid, Arabic gum, xanthan gum, pectin, alkalized cocoa powder, xylooligosaccharide and edible essence. By comprehensively considering the difference of nutrient components required by a human body at daytime and nighttime, the solid beverage disclosed by the invention is reasonable in formula matching and balanced in nutrition, and is the meal replacement solid beverage for supplementing the nutrients of the human body and controlling the body weight; the production process is simple and the drying is avoided; the damage to plant extracts and other components is prevented, so that the effects of nutrient components are guaranteed; besides, no sugar is added in the formula of the meal replacement protein powder solid beverage, so that the meal replacement protein powder solid beverage is suitable for being eaten by people with diabetes.

A Chinese-medicinal additive of forage for improving the output and quality of egg is prepared from 15 Chinese-medicinal materials including astragalus root, Chinese angelica root, pilose asiabell root, dodder seed, etc.

The invention discloses ugine sport nutrition milk tea powder and a preparation method thereof and belongs to the technical fields of solid drinks, modified milk powder and nutritious foods. The milk tea powder is characterized by comprising whole milk powder, skim milk powder, whey protein powder, collagen powder, soy peptides powder, maize oligopeptide, inulin, maltodextrin, soluble soybean polysaccharide, instant tea powder, phospholipid, L-carnitine, a vitamin premix and a mineral premix. The milk tea powder disclosed by the invention has the advantages of giving a full play to the effects of nutrition complementation and cooperative gain, filling a market vacancy and integrating the functions of supplementing calcium, strengthening bones, losing the weight, relieving fatigues, keeping fit and the like; the milk tea powder is good in taste, convenient to eat, good in safety, strong in acceptability, free of toxic or side effects, simple in production process and easy to product and has a great market development potential.

The invention provides bacillus subtilis K018 which is strong in stress resistance, excellent in probiotics function and safe and reliable, a biological feed additive containing the bacillus subtilis K018 and use thereof. The bacillus subtilis K018 provided by the invention can resist artificial gastric acid, cholate, artificial intestinal juice and high temperature, has stronger inhibiting effects to pathogenic staphylococcus aureus, escherichia coli, salmonella enteritidis and the like in the intestinal tract, is stronger in amylase and cellulase generating capacity, and can degrade starch and cellulose.

The invention discloses microbial feed additive used for pigs, and a preparation process thereof; the prescription is as follows: 1 portion of bacillus licheniformis, 1 portion of bacillus subtilis, 2 portions of bifidobacterium, 2 portions of enterococcus faecalis, 2 portions of enterococcus faecium, 1 portion of boas-oppler bacillus, 1 portion of lactobacillus casei, 1 portion of lactobacillus lactis, 1 portion of plant lactobacillus, 1 portion of candida utilis, 1 portion of saccharomyces cerevisiae, 80kg to 100kg of panela, 3kg to 5kg of salt, 5kg to 8kg of vinegar, 3kg to 5kg of lysine, 1kg to 2kg of methionine, and 1000L of pure water; the weight of each portion of strain is 2g to 5g. The preparation process is as follows: strain preparation, nutrient broth preparation, inoculated fermentation and check. The invention reduces the quantity of the used individual strain, and the strain quality is safe and reliable. The production process is simple and feasible, the effect is obvious; therefore, the invention has promotion value.

The invention discloses lactobacillus plantarum GLM101 and an application thereof in preparing a feed additive. The strain is preserved in the China General Microbiological Culture Collection Center (CGMCC) with the preservation number CGMCC No. 11156. The lactobacillus plantarum GLM101 has very strong inhibiting ability for escherichia coli, staphylococcus aureus, salmonella typhi, vibrio vulnificus and aeromonas hydrophila, and also has excellent acid-resisting and cholate-resisting abilities. The lactobacillus plantarum GLM101 can be used for adjusting the microecological balance inside the intestines of animals, has the action of enhancing the nonspecific immunity function to prevent diseases, and also can provide trophic factors, promote digestive absorption of nutrients, promote growth of animals, and improve the feed conversion ratio.

The invention discloses a low-noise design method of a centrifugal pump with low specific speed, and relates to an active control method of flow noise of turbomachinery. The design method comprises the steps that firstly, main structural dimensions of a centrifugal pump impeller and a helical pumping chamber (volute) are obtained by the traditional low-specific-speed pump design method; secondly, an internal flow field of the pump is computed by a computational fluid mechanics method; the performance of the pump is predicted whether to meet a design requirement; an optimum design improvement is performed by analyzing a stationary flow field; thirdly, flow induction noise of the pump with low specific speed is predicted by a computational acoustics method; if a flow noise index is qualified, the design is accomplished; if the flow noise index is disqualified, subsequent steps are performed; fourthly, the diameter of the impeller basically meeting a performance requirement in the design is adjusted to allow a gap between the impeller and a volute tongue to be increased continuously to 20%; splitter blades are added in the middles of blades to increase the lift, control the flow situation, and ensure the efficiency; and finally, the pump subjected to the impeller improvement design is subjected to noise prediction; if the flow noise index is qualified, the design is accomplished; and if the flow noise index is disqualified, the beginning step is repeated. The design method shortens the research and development period, saves the development cost, effectively improves the design quality of the centrifugal pump, can simultaneously meet low-noise requirements of the lift and the efficiency, and realizes optimization of the performance of the complete centrifugal pump with low specific speed.

The invention relates to a stirring type cereal sour milk and a method of preparing the same. The cereal sour milk is made through lactobacillus and probiotics ferment by using raw materials with the following weight components: raw fresh milk of 700-875 parts, cereal powder 1-30 parts; additive agent for dairy food of 5-44 parts; lactobacillus strain / functionality probiotics strain of 0.2-0.8 parts; corrective of 48-82 parts; stabilizing thickening agent of 3-10 parts; homogeneous pourable dense quasi-fluid which is the external appearance showing the color of added cereal powder with suspended corresponding cereal powder; the tissue is fine, smooth and uniform and a few whey is allowed to be precipitated; organoleptic attribute, nutritive index, health indicator and content of lactobacillus series of the cereal sour milk are all better than that in the GB2746 cultured milk quality index. The present invention is characterized in that the cereal powder that is formed by pulverizing and swelling processes reserves the nutrient of cereal to the utmost extent and improves the hot water leaching rate and absorption rate of its nutrient components; the technique is more compact and the operation is easy; the production efficiency is high and the consumption human populations of the products are widened; the cereal sour milk is easy to digested and absorbed, and the taste is better.

The invention discloses a method and a system for preparing restaurant-kitchen wastes into a livestock and poultry feed, wherein the method comprises the following steps: carrying out sorting preprocessing on restaurant-kitchen wastes so as to obtain biodegradable restaurant-kitchen wastes; carrying out solid-liquid separation on the obtained biodegradable restaurant-kitchen wastes; adding bran, corn flour and coarse meal into the obtained product so as to obtain a mixed material; adding composite fungicides into the mixed material according to the inoculum concentration (8-20 wt%) so as to ferment the mixed material; and finally, drying and cooling the fermented mixture, then packing the obtained object so as to obtain a livestock and poultry feed product. The system comprises a feed device, a wet sorting machine, a pressafiner, an agitated mixer, a fermentation tank, a low-temperature drying machine, a crusher and a finished product material storage tank which are sequentially connected; and the system has the advantages that the growth of putrefying bacterias and the reproduction of pathogenic microorganisms in restaurant-kitchen wastes can be inhibited, and the freshness retaining effect and organoleptic quality of the livestock and poultry feed are good; meanwhile, the protein content of the livestock and poultry feed can be improved; in addition, the system is low in used equipment cost, small in energy consumption, high in production efficiency and beneficial to environmental protection.

The invention relates to a puffed pleurotus eryngii chip production process and puffed pleurotus eryngii chip products, which belong to the field of agricultural product deep processing. The method for preparing puffed pleurotus eryngii chips is to perform vacuum and far-infrared combined vacuum microwave puffing of the pleurotus eryngii chips, wherein the vacuum and far-infrared combined vacuum microwave puffing is implemented by the following steps: placing fresh cut pleurotus eryngii chips in a cavity of a vacuum far-infrared dryer, and setting a drying temperature of 50 to 55 DEG C, setting a pressure upper limit of -0.085MPa, a pressure lower limit of -0.094MPa, a dehumidification time of 40 to 50 minutes and a drying time of 120 to 150 minutes; placing the materials in the cavity of a vacuum microwave dryer, and setting a microwave drying power of 4.0 to 5.5W / g, a vacuum degree of 0.085 to 0.095MPa and a drying time of 65 to 70 minutes; and obtaining the puffed pleurotus eryngii chips. In the invention, the whole drying process of the pleurotus eryngii is accomplished under vacuum and no food additive is added; and the pleurotus eryngii chip products are environmentally-friendly, have attractive color, crisp mouthfeel and high rehydration performance.

The invention relates to the field of aquaculture and discloses a probiotic preparation and a preparing method and application thereof. The probiotic preparation is prepared from bacillus, lactic acidbacteria, saccharomycetes and photosynthetic bacteria through liquid fermentation. The bacillus consists of bacillus subtilis and bacillus natto. The lactic acid bacteria consist of lactobacillus plantarum, lactobacillus acidophilus and lactobacillus casei. The saccharomycetes consist of candida utilis and saccharomyces cerevisiae. Rhodopseudomonas palustris severs as the photosynthetic bacteria.According to the probiotic preparation, ammonia nitrogen and nitrite in an aquaculture water body can be effectively degraded, water body organic matter is decomposed, the pH value of the water bodyis adjusted, the content of dissolved oxygen of the water body is increased, and meanwhile, harmful pathogens in the aquaculture water body can further be inhibited; and in addition, the probiotic preparation can further improve the micro-ecological environment of intestinal tracts of aquatic animals, adjust balance of intestinal flora and inhibit the growth of harmful bacteria, thus nutrient absorption is increased advantageously, and the feed utilization rate is increased.

The invention relates to milk and a method for preparing thereof, in particular to fluid milk applicable for infants below six months old, which belongs to a milk technical field. The milk comprises 18.5-33 percent of fresh milk or reconstituted milk, 0.8-1.6 percent of concentrated lactoalbumin, 3.1-8.5 percent of sugar, 0.35-2.5 percent of vegetable oil, 0.01-0.6 percent of emulsifier (0.1-0.4 percent is preferable), 3-10 mg / 100g of ethylamine sulfonic acid, 1-7mg / 100 g of nucleotide, 20-30mg / 100 g of casein phospho peptides, 1-21mg / 100 g of DHA, 4-30mg / 100 g of ARA, 4-15mg / 100 g of lactoferrin, 50-70mg / 100g of GOS, 40-60mg / 100 g of FOS, 5-28mg / 100 g of choline, 5-28mg / 100 g of phaseomannite, 0.007-0.03 percent of Vitamin B complex, 0.00005-0.08 percent of complex mineral element (by elements) and soft water for the rest percentage.

The invention provides a drink and a sauce having rich nutrients and multiple health-care functions, which are prepared by leaching fermented soybeans with added vinegar (wine, fruit juice, water or tear), deep processing and adding raw sugar and other auxiliaries containing rich nutrients and bioactivators. Soybeans undergo germination, fermentation and other extremely complex biochemical processes to form hundreds of nutrients and activators with the nutrients of the soybeans. A large number of Chinese and foreign documents prove that the substances have health care functions such as human body free radical clearing, arteries hardening prevention, immunity improvement, cancer resistance, blood fat and cholesterol reduction, blood pressure reduction, blood sugar reduction, bowel loosening for relieving constipation, intestinal microecology improvement, beneficial bacteria propagation and bacterium resistance and suppression. The invention aims to solve a technical problem that the nutrients were not fully used by Chinese people in the past 2,000 due to high salinity (such as that of lobster sauce, soybean paste, preserved bean curd and soy sauce) and disagreeable flavor (such as that of natto and tempe). The invention provides a novel drink and a novel sauce which contain nutrients and bioactivators of fermenting soybeans, are edible and contribute to absorption. Till now, no records of the uses of the soybean food have been found in Chinese and foreign documents. The drink and the sauce fill the gap of health care products in China, are expected to contribute to the promotion of the health care cause in China.

The invention relates to a bionic examination robot for physical properties of food and an examination method thereof. The bionic examination robot comprises a control device and a bionic oral cavity, wherein the bionic oral cavity is composed of a palate and a chin, upper teeth of the palate is matched with lower teeth of the chin; the top part of the palate is fixed to the upper part of a frame, the bottom part of the chin is fixed to a movable platform, the movably platform is connected with a pedestal of the frame via a plurality of ball pairs-movable pairs-ball pair mechanisms; a plurality of sensors are arranged at different positions inside the oral cavity; and the control device controls the movement of the moveable pairs, and receives data from the sensors and stores and processes the data. The bionic examination robot can evaluate the physical properties of food scientifically, accurately and objectively, and the examination method can take the place of traditional food evaluation methods in which identification of a texture analyzer and sensuous identification are combined, thereby not only reducing examination cost and enhancing examination efficiency, but also enhancing examination accuracy, thus a scientific theoretical basis is provided for the processing and the development of food.

The invention discloses a laying hen feed additive and belongs to the technical field of feed additives. The laying hen feed additive is composed of following components in parts by weight: 35-65 parts of corns, 5-10 parts of rice bran, 4-9 parts of wheat bran, 5-9 parts of peanut meal, 0.5-3 parts of plant oil, 0.2-0.4 part of table salt, 0.1-0.2 part of a calcium element additive, 0.4-2.6 parts of amino acid, 0.05 part of a complex enzyme preparation, 0.012 part of phytase, 0.05-0.12 part of choline chloride, 50-150 parts of vitamin E, 1-5 parts of cordyceps taishanensis powder, 2-6 parts of asparagus cochinchinensis powder, 0.5-1 part of glycyrrhiza uralensis powder, 5-8 parts of a bacillus subtilis CGMCC7926 (China General Microbiological Culture Collection Center 7926) bacterium agent culture, 3-6 parts of a lactobacillus plantarum CGMCC7928 bacterium agent and 1-2 parts of a saccharomyces cerevisiae bacterium agent. The laying hen feed additive sufficiently guarantees that propagative organs of laying hens are completely and rapidly developed; eggs laid on an egg laying initial phase are heavy and large and the peak is high and the egg laying peak is maintained for long time.

The invention relates to a lLitopenaeus vannamei compound feed and belongs to the field of shrimp feed and preparation methods thereof. According to weight percentage, the compound feed contains 10-15percent of fish meal, 18-22 percent of fermented soybean meal, 8-12 percent of peanut cake, 2-6 percent of corn protein powder, 8-10 percent of soya bean meal, 20-25 percent of high gluten flour, 2-6percent of shrimp shell powder, 1-3 percent of selenium-enriched yeast, 1-3 percent of bentonite, 2-4 percent of squid extract, 2-4 percent of kelp powder, 0.5-1.5 percent of monocalcium phosphate, 0.5-1.5 percent of fish oil and 2-4 percent of premix. The compound feed can substitute for the present prawn compound feed and be used for the artificial breeding of litopenaeus vannamei. The compoundfeed is good in palatability, easy to digest and absorb and nice in the stability in water, reduces feed coefficient and cost, nitrogen and phosphorus emission and pollution to the water body environment of culture zones, and can promote the growth of prawn, with balanced nutrition.

The invention provides a grouper environmentally-friendly soft granulated feed and a preparation method thereof. The grouper environmentally-friendly soft granulated feed comprises the following nutritional components in percentage by weight: 40 to 50 percent of crude protein, 6 to 12 percent of crude fat, 8 to 15 percent of crude ash, 22 to 28 percent of carbohydrate, and 6 to 10 percent of moisture. According to the invention, the high-quality grouper environmentally-friendly soft granulated feed is studied, popularized and applied, so that the nutrition of the launched feed goes to be complete and balanced, and the palatability of the feed is good, not only can the feed digestive absorption rate of grouper be improved, but also the survival rate and growing speed of the grouper are improved, and the fish quality is improved. Therefore, non-polluted fish products are produced, and the cultivation economical benefit is improved; and the feed has active and profound significance in reducing the usage of small trash fish, lightening the sea area pollution, protecting the marine eco-environment, and promoting the sustained stable and health development of the marine fish culture industry.

The invention discloses a preparation method of agaric ferment. The preparation method adopts the following components in parts by weight and a technical process; the components are mainly as follows: 2-10 parts of dry agaric, 40-100 parts of sugars and 200-500 parts of sterile water. The technical process is as follows: (1), soaking and re-watering the dry agaric; (2), draining off after flushing; (3), cutting the agaric into pieces; (4), spacing and layering the agaric pieces and the sugars to be placed into a fermentation barrel, wherein adding amount of the sugars is 20-60 parts; and adding 50-200 parts of the sterile water; (5), naturally fermenting under the normal temperature, stirring once every day, and releasing gases for 3-5 times during the period; (6), naturally fermenting for over 45 days to obtain primary fermentation agaric ferment liquor; (7), adding 20-40 parts of sugars and 50-150 parts of the sterile water for secondary natural fermentation for over 30 days after grinding the agaric pieces into a thick liquid; and (8), combining the twice fermentation liquor, homogenizing and standing for over 10 days to obtain the agaric ferment.

A method for preparing ACE inhibition peptides from fish skin is provided. The method is prepared with tilapia skin, extracts fish skin albumen from tilapia skin, adapts prolease to hydrolysis through enzyme extinguishing, debitterizing, decolouring, de-flavoring, filtering, ion exchanging and concentrating to obtain fish skin proteolysis liquor, after untruly filter (cutoff molecular mass is 9000Da) the TSP-I, collect high activity component by SephadexG-15 gel chromatography, freeze and dry to obtain high activity ACE inhibition peptides. The invention has important meaning for satisfying integrated utilization of tilapia skin wastes and improving its attachment.