118results about How to "Strong free radical scavenging ability" patented technology

Methods and compositions are disclosed for the preparation of free radical scavenging polymers and polymer films functionalized with antioxidants. Enzymatic and chemical tailoring of monomers with antioxidants followed by enzymatic polymerization is described. These antioxidant functionalized polymers can increase shelf life and quality of food products, as well as, increase effectiveness of pharmaceutical agents when used as packaging or as coatings on packaging for oxygen sensitive materials. The novel enzymatic covalent coupling of antioxidants to a polymer enhances the free radical scavenging ability of packaging while also inhibiting the escape of the antioxidants, and thus limiting exposure and/or absorption by an individual. In addition to its use in food or pharmaceutical packaging, methods are disclosed for using the antioxidant coupled polymers in a variety of applications including as coatings on the inside of medical devices, such as stents and catheters, which would substantially reduce free radical damage and/or oxygen depletion during medical procedures. Furthermore, through the coupling of antioxidants to biodegradable polymers, controlled delivery and sustained release of an antioxidant to a subject is possible.

The invention relates to the cosmetic technology field, and especially relates to a cosmetic or skin care product preparation rich in growth factors and a preparation method therefor. A cosmetic or skin care product preparation rich in growth factors and composed of main ingredients: cell growth factors, micromolecule polypeptides, water, grease, surfactants, humectants, anti-oxidants and preservatives and a preparation method are provided. Through mutual cooperation of ingredients, the composition preparation can accelerate metabolism of skin cells, restore fractured shallow epidermal layer fibrocytes, has protruding rapid restoration function to skin wound surfaces, and has a plurality of functions of whitening, wrinkle removing, calmness, anti-allergy, skin smoothing, anti-wrinkle, brightening, refreshing, anti-aging, anti-radiation, stain prevention and reduction and the like.

The invention discloses a mask with effects of resisting wrinkle and tendering skin and relates to the technical field of cosmetic manufacture. The mask is prepared from 20-30 parts by weight of pitaya peel extract, 8-12 parts by weight of lotus leaf extract, 3-5 parts by weight of hyaluronic acid, 10-15 parts by weight of pearl powder and 3-5 parts by weight of Chinese angelica powder. The mask prepared from the above raw materials can be prepared by a simple process. All active ingredients of the mask produce synergism, can effectively prevent skin cell aging, has obvious effects of resisting wrinkle and tendering skin, and has no any toxic or side effect on the people.

The invention discloses instant health-care granules with high protein content and high dietary fiber content as well as a preparation method thereof, and belongs to the technical field of health-care foods and health-care food processing. The instant health-care granules with high protein content and high dietary fiber content are mainly prepared from the following ingredients: 40-80 parts of quinoa, 30-50 parts of oat bran and 4-8 parts of seabuckthorn fruit peel powder. The preparation method adopts the following processing processes: respectively removing impurities, and carrying out curing and crushing on the quinoa and the oat bran; uniformly mixing the seabuckthorn fruit peel powder with the quinoa powder and the oat bran powder; carrying out microwave radiating; carrying out extruding so as to prepare granules; carrying out sterilizing; and carrying out packaging. The quinoa is rich in protein content and appropriate in essential amino acid ratios; moreover, the protein content and potency of the quinoa are both higher than rice and wheat flour, and are comparable to the meat proteins; thus, the quinoa is a rare-good source of protein for the vegetarians. The compatibility of the quinoa with the oat bran is rich in dietary fiber content, so that the granules are a very good protein source for the dieters who cannot eat meat. The quinoa and the oat bran are processed into the instant granules by the preparation method, so that the problems of rough taste of the oat bran as well as inconvenience for eating the quinoa are thereby overcome.

The invention discloses an eye cream and a preparation method thereof. The eye cream of the invention comprises an eye cream matrix and a plurality of effective ingredients, is fresh in texture, wellabsorbed, does not grow fat particles after use, has good hydration and wrinkle removing effects, can remarkably improve black eye circles and eye swelling, and has good improvement effect on the elasticity of the skin around the eyes. The preparation method of the eye cream of the invention is simple in process, easy to operate and good in product safety.

The invention provides a method for preparing bamboo salt through temperature program, and relates to a preparation method of bamboo salt. The invention aims at providing a method for preparing bamboo salt by adopting a stage temperature program. The preparation method comprises the following steps: mixing raw materials; performing three-stage temperature rise calcining; cooling and crystalizing; and grinding. The method for preparing bamboo salt through temperature program, the loss of mineral substances is few, energy resources and raw materials can be saved, and the product bamboo salt has uniform quality and is high in quality. The method is used in the field of preparation of bamboo salt.

The invention relates to the technical field of soft capsules, and particularly relates to vitamin C and E soft capsules and a preparation method thereof. The soft capsules contain contents and capsule skin. The contents are prepared from the following components in parts by weight: 40-60 parts of L-ascorbic acid, 20-40 parts of d-alpha- ocopherol, 350-450 parts of an oil phase and 10-20 parts ofan auxiliary suspension agent. The capsule skin is prepared from the following components in parts by weight: 250-350 parts of gelatin, 100-140 parts of a plasticizer, 2-3 parts of an opacifying agentand 300-350 parts of water. The vitamin C and E soft capsules can supplement vitamins C and E effectively, can be antioxidant, can scavenge free radicals, improve the immunity of human body, are safeand effective, and can be taken for a long time. The expiration date is over 24 months, and the product stability is high.

The invention aims at providing a determination method of antioxidant activity in vitro of enzymatic hydrolysate ferulic acid of co-expressed feruloyl esterase/xylanase. The ferulic acid is obtained by hydrolyzing wheat bran by using the co-expressed enzyme solution produced through a yeast system (GS115/faeA-xyn11A) of the co-expressed feruloyl esterase A and xylanase, and the antioxidant activity in vitro of the ferulic acid is determined from three aspects of reducing power, DPPH free radical and hydroxyl free radical scavenging rate. The experimental result proves that the ferulic acid has good reducing capacity and free radical scavenging capacity. The determination method is simple and effective, convenient and fast, and has a certain potential value on the antioxidant determination aspect of the ferulic acid in industrial application.

The invention relates to a composition for improving bone and joint health. The composition is prepared from the following components in parts by weight: 1-6 parts of non-denatured II-type collagen, 10-50 parts of cartilage collagen, 10-50 parts of mussel powder, 2-10 parts of olive fruit powder, 2-10 parts of rhizoma curcumae longae, 30-50 parts of sugar, 10-40 parts of starch, 5-20 parts of microcrystalline cellulose and 1-5 parts of magnesium stearate. The raw materials of the non-denatured II-type collagen, the cartilage collagen, the mussel powder, the olive fruit powder, the rhizoma curcumae longae and the like are adopted, thus cartilage core nutrition can be supplemented, cartilage lubrication liquid is promoted to be generated, meanwhile, inflammatory factors caused by the cartilage loss can be inhibited, thus the effects such as relieving joint pain are achieved, and the effect on improving osteoarthritis is significant.

The invention discloses a method for increasing the yield and quality of greenhouse vegetables. Nitric Oxide gas is fertilized in a greenhouse once a day from three to four weeks before the harvest time of the greenhouse vegetables till the day before the harvest time according to routine estimation, the amount of fertilizer applied each time is 0.5 to 2 mL/m<3>. The invention also provides an acquisition device of NOx gas for realizing the method, which comprises a gas collection bag which is provided with an inlet and a gas extracting port. A reaction vessel is arranged on a heating device, one end of a connecting tube is connected with the outlet of the reaction vessel in a sealing way and the other end is connected with the inlet of the gas collection bag in a sealing way, and the connecting tube is provided with a regulator. The method of the invention can not only reduce the nitrate content in the vegetables but also increase the yield of the vegetables.

The invention relates to healthcare beverage and a preparation method thereof. The healthcare beverage has functions on assisting the adjustment of blood fat and blood pressure. Salvia miltiorrhiza bge.f.alba and hawthorn are adopted as raw materials, and the beverage comprises the following compositions by weight ratio: 10 parts of salvia miltiorrhiza bge.f.alba, 5 parts of hawthorn, 1 part of crystal sugar, 1 part of honey, 100 parts of purified water and 0.02 percent of p-hydroxybenzoate (g.ml<-1>). The healthcare beverage has simple formula, is convenient to take, has a remarkable effect, and is suitable for the flavor of a particular group of people and satisfies the requirement on adjusting the function of the human body.

The invention relates to peony polysaccharide and a preparation method and application thereof and belongs to the field of natural product application. The preparation method includes following steps: smashing a peony raw material until grain size of the same is 400-600um; extracting and separating the smashed peony raw material, and collecting supernatant after separation to obtain a coarse extract, wherein extraction and separation are conducted according to a following mode: mixing an extractant with the smashed peony raw material according to a material-liquid ratio of 5-20g:80-400ml, extracting for 30-100min, filtering, and collecting the supernatant; mixing the coarse extract with a protein modifier, standing at 2-8 DEG C for 12-48h, centrifuging, and collecting a supernatant after centrifuging to obtain a coarse polysaccharide solution; adding an anhydrous alcohol solution into the coarse polysaccharide solution to obtain liquid to be concentrated, and concentrating the liquid to obtain the peony polysaccharide. The preparation method is simple and easy to operate. The peony polysaccharide prepared by the method has good effect on scavenging free radicals and can be applied in free radical scavengers.

The invention relates to a method for preparing an olive phenol natural antioxidant, and belongs to the technical field of processing and manufacturing of additives. The method comprises the following steps of: selecting fresh olive fruits serving as raw materials, cleaning, blanching, removing kernels, pulping, performing vacuum drying, grinding, extracting phenol compounds from olive pulp by an ultrasonic-microwave synergistic extraction technology to obtain olive phenol crude extract, separating and purifying the extract by using a polyamide resin chromatographic column, and performing vacuum concentration and freeze drying on phenol eluent to obtain an olive phenol antioxidant product with the phenol content of over 88 percent. The phenol antioxidant product prepared by the method is natural and non-toxic, has higher free radical scavenging capacity and antioxidant activity than vitamin C (Vc) and butylated hydroxyanisole (BHA), and can be widely applied to the fields of foods, health care products, medicines, cosmetics and daily necessities.

The invention relates to the technical field of agricultural product production and processing, and discloses an enzyme product containing multiple fruits and vegetables. The product comprises 60-90 parts of fruit and vegetable raw materials and 10-30 parts of medicinal and edible raw materials. The medicinal and edible raw materials comprise the following raw materials in percentage by mass: 1-20% of spreading hedyotis herb, 1-20% of phyllagathis fordii, 1-20% of folium artemisiae argyi, 1-20% of rhizoma alpiniae officinarum, 1-20% of purple perilla, 1-20% of Chinese wolfberry fruits, 1-20% of immature orange fruits and 1-20% of Chinese yams. The enzyme product containing multiple fruits and vegetables and the preparation method thereof have the advantages that: natural fermentation and inoculated fermentation are combined, and the fruits and vegetables which are both medicinal and edible and rich in nutrients are developed and utilized as raw materials, and are fermented to obtain the product which is rich in nutrients, convenient to eat and beneficial to body health.

The invention relates to preparation of a mitochondrion-targeting radioprotectant and an application of the mitochondrion-targeting radioprotectant in radiation damage protection and belongs to the technical field of medicine. The medicine combines free radicals of nitroxide and triphenylphosphine cations through covalent bonds, and the whole molecule is driven to be quickly enriched on mitochondrion in a potential dependence manner under the joint drive of cell membrane potential and mitochondrion membrane potential, so that the mitochondrion targeting of the compound is realized, and the synthesis method is simple; meanwhile, the radioprotectant has higher free radical scavenging capacity, has the protection degree for anti-oxidative damage of mitochondrion multiple times higher than that of traditional nonselective antioxidants, has better inhibition functions on radiation damage and has the effects equivalent to those of a positive control drug WR2721.

The invention discloses an eye essential oil and a preparation method thereof. The eye oil comprises the following components: phase A, comprising pentaerythritol tetra (bis-tert-butylhydroxyhydrocinnamic acid) ester, brassinosterol/cetyl stearyl alcohol and isostearyl alcohol isostearyl ester; phase B, including red myrrh alcohol, phytosterol/octyl dodecyl lauryl glutamate, tocopherol acetate, tetraisopalmitate of ascorbic acid, conditioner, functional additives, cyclopentamer dimethylsiloxane/cyclohexanesiloxane and benzotriazolyl dodecyl p-Cresol; phase C, include essence; D phase, includecaprylic acid/capric acid triglyceride. The eye essential oil of the invention comprises a plurality of effective ingredients, is well absorbed, does not grow fat particles after use, has good hydration and wrinkle removing effects, can remarkably improve dark circles of eyes and eye swelling. And has good improvement effect on skin elasticity around eyes. The preparation method of the eye essential oil of the invention is simple in process, easy to operate and good in product safety.

The invention relates to whitening and moisturizing facial mask essence containing a roselle extract. The whitening and moisturizing facial mask essence comprises the following components by weight percentage: 10% of a roselle extract solution, 5% of butanediol, 5% of propylene glycol, 5% of glycerin, 1% of xanthan gum, 1% of trehalose, 0.6% of vitamin C, 0.5% of 50% vitamin E dry powder, 0.5% ofbetaine, 0.3% of disodium stannous citrate, 0.15% of a rhodiola rosea extract, 0.15% of an astragalus extract, 0.1-0.3% of lactic acid, 0.1% of sodium hyaluronate and 0.1% of sodium alginate; the components are separately treated and mixed uniformly, and the balance water is added to prepare a finished product. By adding some nutrients and plant extract bioactive ingredients into the facial mask,radiation damage is reduced, free radicals accumulated in epidermal cells are removed, conditions of pigmentation, subcutaneous fat content reduction and tissue elasticity reduction are effectively improved, and skin renewal is promoted, thereby achieving the effects of whitening, moisturizing and nourishing the skin.

The invention relates to the field of cosmetics, and discloses a facial mask containing anthocyanin and bee pollen and a preparation method. The preparation method is characterized by putting wall-broken rose bee pollen, rose honey, the anthocyanin, pearl powder, rose essential oil, an antioxidant, hyaluronic acid, glycerinum and deionized water in ultraviolet rays for sterilizing and disinfecting; soaking the wall-broken rose bee pollen, the anthocyanin and the pearl powder in cooled deionized water, then adding the rose honey, the rose essential oil, the antioxidant, the hyaluronic acid andthe glycerinum, heating in a water bath, and stirring, thus preparing a mixture; putting the mixture into a high-pressure homogenizer for fully homogenizing, thus obtaining the facial mask. Accordingto the facial mask and the preparation method, disclosed by the invention, the wall-broken rose bee pollen and the anthocyanin are used as main raw materials, and the pearl powder and the honey are used as auxiliary materials, so that functions of moisturizing, moisture locking, cutin softening, skin tightening and the like of a common facial mask are retained, nutrient absorption of the face canalso be enhanced, the functions of whitening, restoring skin elasticity and glossiness, delaying skin aging, relieving stains and the like are obtained, and a very good improvement effect on skin is obtained.

The invention provides mild and non-irritating moisturizing anti-aging eye cream and a preparation method thereof. The preparation method includes preparing evening primrose oil, lecithin and lanolininto an oil phase; preparing green tea, onions and trehalose into an aqueous phase; and adding yeast glucan into the oil phase, slowing adding the aqueous phase into the oil phase, performing stirringemulsification, performing cooling to room temperature (25 DEG C), adding a camellia stem cell extract, a papaya seed lactic acid bacteria fermented product and an ant extract, performing homogenization treatment, and obtaining water-in-oil eye cream. Raw materials are basically natural products, so that the eye cream is mild and non-irritating; and through the introducing of functional ingredients and the construction of a water-in-oil emulsion system, the functional ingredients can be fully absorbed by eye skins, so that the eye cream has good moisturizing and anti-aging effects on the eyeskins, and therefore, the common wrinkle problems of eyes can be effectively solved.