119results about How to "Significant free radical scavenging effect" patented technology

The invention discloses a method for preparing antioxidant peptide from shrimp shell. The method comprises the steps that: shrimp shell obtained as a byproduct from shrimp processing is used as a raw material, then dried, ground and sieved, and added with water to prepare a shrimp shell powder solution with a certain mass fraction, the pH of the solution is regulated and then alkaline proteinase is added for hydrolysis at constant temperature, enzyme inactivation, cooling and centrifugation are carried out after the reaction ends, and supernatant is subjected to ultrafiltration and then concentrated and freeze-dried to obtain shrimp shell-type antioxidant peptide. Compared with the existing antioxidants, the antioxidant peptide disclosed by the invention is simple in preparation method, rich and highly-available in raw material which is shrimp shell obtained as the byproduct from shrimp processing, low in cost and low in molecular weight, can rapidly enter blood circulation to be absorbed and utilized by a human body, has good antioxidant effect, high safety and no toxic or side effects, and is a top-quality antioxidant peptide provided for the fields of food, cosmetic and medicine..

The invention discloses a skin care product with moisturizing, soothing and oxidation-resisting functions. Mauritia flexuosa fruit oil, simmondsia chinensis seed oil, avocado oil, tocopherol, aloe barbadensis leaf extracts, chamomilla recutita flower extracts, malva sylvestris flower extracts, peony root extracts, lonicera japonica flower extracts, dandelion rhizome/root extracts, herba violae extracts, aloe barbadensis leaf juice, sodium hyaluronate and bio-saccharide gum-1 serve as main components, and auxiliary materials are added to prepare the skin care product. The skin care product hasremarkable moisturizing effects, strong free radical removing capacity and prominent soothing effects. The invention further discloses a preparation method of the skin care product. The preparation method is simple in technology, low in equipment requirement and suitable for industrial production.

The invention relates to healthcare compound nutritious wine which consists of the following fresh fruits in parts by weight: 40 parts of red raspberry, 20 parts of blueberry, 20 parts of mulberry, 10 parts of blackberry and 10 parts of purple berry. The nutritious wine provided by the invention is an overturning improvement of the existing red raspberry wine technology; the traditional Chinese medicine healthcare concept is adopted, and the nutritious wine is consistent with the compatibility of the traditional Chinese medicine; moreover, by combining the modern biotechnology and advanced processing means, the nutrition in the wine making raw materials is sufficiently maintained while the nutritional substances of the raw materials are completely mixed so that the pure-natural nutrients comprehensively good to human body act on the human body; by long-time drinking, the nutritious wine realizes a treatment effect on multiple diseases; more importantly, the functions of harmonizing zang-fu organs and balancing yin and yang as well as qi and blood after the people are supplemented with the nutrition; the nutritious wine has the effects of resisting oxidation and aging and improving the immunity. As a revolution to the traditional wine culture, the healthcare compound nutritious wine provided by the invention meets the needs of people for drinking while keeping physical health at the time of drinking.

The invention discloses a fruit and vegetable fresh-keeping agent containing wood vinegar. The fruit and vegetable fresh-keeping agent comprises, by weight, 1%-5% of shaddock peel extract, 1%-5% of extract of fruits of cubeb litsea trees, 1%-5% of clove extract, 1%-5% of lemon extract, 2%-8% of the wood vinegar, 1%-6% of synergist and the balance water. According to the fruit and vegetable fresh-keeping agent, as the shaddock peel extract with the anti-bacterium effect and the fresh-keeping effect, the extract, with the anti-bacterium effect and the fresh-keeping effect, of the fruits of cubeb litsea trees, the lemon extract with the anti-bacterium effect and the fresh-keeping effect, the clove extract with the anti-bacterium effect and the fresh-keeping effect and the wood vinegar with the anti-bacterium effect and the fresh-keeping effect are effectively matched, the synergist is added, and therefore the prepared fresh-keeping agent has the obvious fresh-keeping effects on various fruits and various vegetables; in addition, the fruit and vegetable fresh-keeping agent is free of toxic and side effects and residues, and is a safe and environment-friendly fruit and vegetable fresh-keeping agent.

This invention provides a strain for producing 2, 3-butanediol, and its application as anti-UV and anti-oxidation agent in cosmetics. The strain with strong UV tolerance is separated from mangrove, and can produce 2, 3-butanediol. The strain has such advantages as wide nutrition range, short culture period, low cost and high yield. 2, 3-butanediol has good anti-UV and anti-oxidation effects, and can eliminate active oxygen free radicals and block lipid peroxidation, thus can be used as anti-UV and anti-oxidation agent in cosmetics.

The invention discloses a hydrolysable tannin compound, which is formed by connecting glucose and gallic acid by ester bond or glycosidic bond. According to the number of composing sugar, the compound falls into monomer, dimer and trimer hydrolysable tannin derivatives, the hydrolysable tannin compound is characterized in that the end group of soup is free hydroxyl group. Animal experiments prove that the hydrolysable tannin compound can inhibit croton oil induced mouse ear swelling and carrageenin induced mouse foot swelling, has obvious inhibitory activity on type II collagen induced DBA-1 type mouse arthritis, and can be used for prevention and/or treatment of rheumatism and rheumatoid arthritis.

The invention discloses an antioxidant skin-color-brightening composition and application thereof in cosmetics. The composition consists of the following components in percentage by mass: 0.5%-30% ofa moisture-preserving emollient, 0.05%-10% of an emulsifying stabilizer, 0.01%-20% of a synergetic antioxidant composition, 0.05%-20% of a synergetic skin-color-brightening composition, 0.01%-1% of aniron ion chelating agent composition, 0.003%-7% of an astaxanthin liposome compound, 0.01%-9% of a skin nutritional agent and 0.1%-3.0% of a preservative compound. Astaxanthin has a specific molecular structure and relatively strong activity, and the composition with stronger synergetically enhanced oxidation resistance and a synergetic skin-color-brightening effect is invented through last innovation based on the prior art; and natural astaxanthin is prepared into a liposome structure, and an iron ion chelating agent is added, so that the concentration of iron ions of a product system is controlled, the color-changing time of the appearance of the astaxanthin is prolonged, the structure of the product is preserved, and the storage time of the product system is prolonged.

The present invention provides stable high anthocyanin blueberry buccal tablets and a preparation method thereof, and belongs to the technical field of buccal tablet preparation. The stable high anthocyanin blueberry buccal tablets comprise the following components: stable blueberry anthocyanin crude extract, blueberry polysaccharide extract, microcrystalline cellulose, mannitol, citric acids, magnesium stearate and blueberry ethanol solution. At the same time, the present invention also provides a preparation method of the stable high anthocyanin blueberry buccal tablets. The preparation method comprises blueberry beating, centrifuging and separating, blueberry ethanol solution preparing, blueberry pomace ultrasonic extracting, blueberry anthocyanin extract centrifuging, freeze-drying, blueberry anthocyanin crude extract embedding, mixing according to a formula, granulating, drying, sterilizing, tabletting, etc. The stable high anthocyanin blueberry buccal tablets innovatively and comprehensively use all the active ingredients in the blueberries, and the finally prepared blueberry buccal tablets have characteristics of being high in anthocyanin content, stable in anthocyanin storage, rich in nutrient, fresh in taste, convenient in carrying, etc.

The invention relates to an edible fungus oil, which is prepared from edible fungi and vegetable oil in a mass-volume ratio of 1:3.5-5. The invention also provides a preparation method of the edible fungus oil. The method includes: washing the edible fungi, drying them slightly, and shredding them, subjecting the shredded edible fungi to water bath extraction by the vegetable oil, and then filtering out the shredded edible fungi to obtain the edible fungus oil. The residual shredded edible fungi can be stir-fried and then added with seasonings, thus obtaining a novel edible fungus leisure food. With excellent flavor and taste, the edible fungus oil provided in the invention can be used as daily table oil or seasoning oil.

The invention discloses an extraction method of passion fruit anthocyanin. The extraction method comprises the steps of 1, choosing passion fruit and peel, and drying; 2, screening; 3, smashing; 4, conducting high-pressure extraction on the mixture of the smashed passion fruit and the peel; 5, filtrating; 6, conducting vacuum concentration and drying to obtain passion fruit anthocyanin. According to the extraction method of passion fruit anthocyanin, electric power is used, heat sources of a boiler and the like are not needed, and no waste matter and waste gases of dust, slag and the like are discharged; the solvent is recyclable in the extraction process, and no waste liquor is discharged. The extracted waste residues can also be used as a bioorganic fertilizer, and the extraction method is a fully green manufacturing technology. When passion fruit anthocyanin extracted from the method is applied in passion fruit juice drink, the passion fruit juice drink can be more natural in color, nutritional components can be more fully preserved, and the health care function of the product can be improved; moreover, the passion fruit juice drink has better antioxidation, and shelf life can be prolonged.

The invention discloses a method for preparing antioxidant peptide by utilizing ox hair. The method is characterized by comprising the following steps of: cleaning 50 parts of ox hair with water, draining/removing impurities; drying for 4-8 hours at the temperature of 35-65 DEG C; soaking for 0.5-2 hours by using 500-1000 parts of 1-5wt% alkaline solution, and washing to be neutral; soaking for 2-8 hours by using 500-1000 parts of 0.05-0.5 M inorganic acid solution, then washing to be neutral, draining, airing, placing in 500-1000 parts of 0.5-3wt% alkaline solution, and conducting hydrolysis reaction for 10-48 hours at the temperature of 40-80 DEG C while stirring to obtain ox hair protein hydrolysate; centrifuging for 10-30 minutes under the condition of 5000-10000 rpm, and taking supernatant fluid, conducting dialysis for 12-48 hours in pure water by using a dialysis bag with molecular weight cutoff less than or equal to 10000 Da to obtain ox hair polypeptide solution; conducting low-temperature concentration under the conditions that the temperature is 35-45 DEG C and the vacuum degree is 0.05-0.1 MPa; and carrying out freeze-drying on concentrated solution under the conditions that the temperature is from-65 to -45 DEG C and the vacuum degree is 3-10 Pa for 12-48 hours to obtain the ox hair antioxidant peptide.

The invention discloses a collagen cranberry fruit beverage and a preparation method thereof. The collagen cranberry fruit beverage is prepared from collagen powder, cranberry condensed juice, fructushippophae powder, haematococcus pluvialis powder, prebiotics, a functional sweetening agent, a thickening agent and water. The preparation method of the collagen cranberry fruit beverage comprises the following steps of (1) uniformly premixing a part of the collagen powder with the thickening agent, then adding water for dissolving the collagen powder and the thickening agent to obtain a mixture,then adding the mixture into a colloid mill, performing homogenizing and dispersing, then adding remaining raw materials, and performing homogenizing and dispersing; and (2) dumping the materials inthe colloid mill, performing filtration, then canning filtrate, performing sealing, and then performing high-temperature sterilization. The collagen cranberry fruit beverage disclosed by the inventionis a high-protein healthy beverage, and not only can complement collagen running off from skins and nourish the skin but also can discharge toxins from human bodies and recuperate microenvironment ofintestinal tracts. In addition, the collagen cranberry fruit beverage can improve reproductive health of women, and is sour and sweet in mouth feel, easy to digest and absorb, free from any pigment and essence, and healthy and safe.

The present invention provides a composition useful for alleviating blue light radiation damages and an application thereof. The composition contains docosahexaenoic acid (DHA) powder, lutein substances, zeaxanthin ((3R, 3'R)-dihydroxy-beta-carotene), haematococcus pluvialis, an anthocyanin extract and taurine. The composition is applied in various dairy products, cereals, drink, candy, health-care food and special medical use formula food. The various natural antioxidant substances (lutein, beta-carotene, astaxanthin and anthocyanin) are combined with omega-3 fatty acids (DHA) and taurine, sothat the composition helps to alleviate the blue light radiation damages.

A process for preparing the preserved violet sweet potato from the sweet potato Ji No.18 includes such steps as washing, peeling, shaping, steaming, saccharifying, and three-segmental temp varying roasting. It can prevent cardiovascular disease, tumor and mutation, improve immunity and delaying senility.

The invention discloses an anti-blue-light-pollution skin care composition and application thereof. The anti-blue-light-pollution skin care composition is prepared from the following components: a cell growth factor, diguanosine tetraphosphate, water-soluble fullerene, an echinacea angustifolia leaf extract, a lilium candidum bulb extract, ectoin, ascorbyl glucoside and a -molecule wetting agent.The skin care composition is designed to solve various skin problems induced by blue light pollution, the components are reasonably collocated and scientifically proportioned, so that the phenomena ofthe loss of collagen, the pigmentation and the skin sensitivity caused under the blue light pressure can be effectively avoided, and a better anti-blue-light protecting and repairing effect is achieved.

The invention discloses a Schiff base and a preparation method thereof as well as an application serving as a cigarette free-radical scavenger. The structural formula of the Schiff base is showed as the formula (I) in the specification. The invention provides the preparation method and the application of the Schiff base. According to the Schiff base and the preparation method thereof as well as the application serving as the cigarette free-radical scavenger, a designed synthesized antioxidant has a very strong anti-oxidization capability and strong capabilities of inhibiting the formation of free radicals and scavenging the free radicals; the antioxidant is applied into cut tobaccos of cigarettes and can have the effects of inhibiting and scavenging the free radicals and reducing damages to a human body.

The invention provides a freckle-removing composition, which includes antioxidants, tyrosinase inhibitors, melanin inhibitors, and free radical scavengers, and the tyrosinase inhibitors are composed of deoxyarbutin, snow lotus quercetin or paeonol One or more components of phenols. The synergistic action of the composition can block the normal transport of melanin in the melanocytes and inhibit the activity of tyrosinase through scavenging free radicals, so as to achieve the purpose of removing freckles. In addition, the freckle-removing composition can be used as a freckle-removing additive, which can effectively remove freckles and make the skin fairer and more elastic.