Abstract: The present invention relates to a refined vegetable oil as well as a method of producing it. The method uses the combination of a polyol-containing solvent, such as glycerol, and an alkalizing agent for selectively extracting free fatty acids from the vegetable oil.

Abstract: Disclosed are methods of improving the sensory and oxidative stability of oils (e.g., plant and animal oils) by combining an oil and an antioxidant composition comprising green tea extract and deodorizing the oil. Oils prepared by these methods are also disclosed.

Abstract: A method of treating used cooking oil provides for exposing agitated oil for up to five minutes to a mixture of sodium silicate and silica xerogel in powder form, and filtering resulting oil powder mixture to remove the powder. The ratio of sodium silicate to silica xerogel is 30-70% to 70-30%, preferably 50-50%. The sodium silicate comprises 26-28% of Na2O, 53-55% of SiO2, and 15-20% of H2O, with bulk density of about 29-37 lbs/ft3, whereas the silica xerogel comprises: 96-99% of SiO2, and 1-4% of Na2SO4, with bulk density of about 24-27 lbs/ft3, the particle size being between 35 and 50 microns. Alternative embodiments provide the exposure of the oil first to one component of the mixture and then to another or the exposure to a single treating agent comprising 8-19% of Na2O, 66-83% of SiO2, 8-14% of H2O, and 0.1-2% of Na2SO4.

Abstract: A method of rejuvenating aged food oils or compositions containing PUFAs or such oils by addition of ascorbyl palmitate; such rejuventated food oils and compositions as well as the use of ascorbyl palmitate in such a rejuvenating process.

Abstract: A natural clouding system is provided, which includes a natural oil, a natural emulsifier, a natural acid, a natural aqueous component, and a natural preservative including ethanol, glycerin, or combinations thereof. The natural clouding system contains only natural components. A beverage product, such as a beverage or beverage concentrate or other product, is also provided, which includes at least one beverage component and a natural clouding system. The beverage product optionally contains only natural components. In addition, a method is provided for preparing a natural clouding system.

Abstract: A fryer is provided which, during a standby for cooking, can keep the temperature of a cooking oil slightly lower than a cooking temperature and, during cooking, can quickly raise the oil temperature to the cooking temperature. The fryer also has capabilities of easily performing a heat exchange operation on the cooking oil, preventing degradation of the cooking oil, securing a good kitchen environment and enhancing a work efficiency. The fryer comprises a fryer tank having oil and water for cleaning the oil stored in two layers one upon the other; and a heater installed in the oil layer; wherein the water in the water layer is drawn out from a water suction opening at a bottom of fryer tank, cleaned by a filtering water tank and then delivered into the fryer tank almost horizontally in an off-centered direction from a water supply opening formed in a lower, side wall of the fryer tank, thus rotating the water in the fryer tank in a swirl.

Abstract: The present invention relates to a water-in-oil emulsion comprising 15-90 wt. % of a fat phase having a solid fat content at 20° C. (N20) of at least 10%; and 10-85 wt. % of aqueous phase, said fat phase comprising: 60-85% by weight of the fat phase of glycerides selected from triglycerides, diglycerides, monoglycerides, phospholipids and combinations thereof, including at least 70% of triglycerides by weight of said glycerides 15-40% by weight of said fat phase of phytosterol esters selected from sterol esters, stanol esters and combinations thereof; wherein ?-3 fatty acids selected from EPA, DHA and combinations thereof represent 4-70% by weight of the fatty acids contained in the emulsion. Despite the high levels of EPA and DHA contained in the emulsion, off-flavour development as a result of oxidation of these ?3-fatty acids is minimized due to the presence of sterol esters.

Abstract: The invention relates to methods of modulating the stability of emulsions, especially the stability of emulsions to flocculation and coalescence. The use of peptide emulsifiers comprising at least one side chain carboxylate group in preparing emulsions that are stable to flocculation or coalescence in the presence of salt is also described.

Abstract: The present invention provides an oil and fat composition that can prevent not only coloring caused by heating and cooked odor during heat cooking, but also increase in acid value, as well as that can endure long-term use. The oil and fat composition, which can prevent coloring caused by heating, cooked odor, and increase in acid value, can be obtained by incorporating 0.1 ppm or more and 10 ppm or less of a phosphorus component, and ascorbic acid and/or an ascorbic acid derivative in an ascorbic acid equivalent of 2 ppm or more and 130 ppm or less into an edible oil and fat.

Abstract: Disclosed is a process for producing a fat and oil composition for deep-frying, which has superior flavor and is suppressed, for a long time, in color development and unfavorable odor during heating. Specifically disclosed is a process for producing a fat and oil composition for deep-frying, which is characterized in that at least one phosphorus-derived component selected from a crude oil or a partially refined fat and oil, is added into a refined edible fat and oil in such an amount that the phosphorus content is within the range of 0.1 to 5.0 ppm.

Abstract: A constructed non-dairy ice cream is prepared by making an aqueous emulsion of a flavorful non-dairy fat composition, dispersing an emulsion stabilizer in the aqueous emulsion, warming the stabilized emulsion to a sub-boiling temperature, and then freezing the emulsion to a temperature below a melting point of the flavorful non-dairy fat composition.

Abstract: A process for preparing an oil mixture of an T6 PUFA (such as ARA) with T3 PUFA (such as DHA and/or EPA) is described which can he included into edible formulations such as foodstuffs, and in particular infant formulas. A crude T6 PUFA (e.g. ARA)-containing oil is admixed with a crude T3 PUFA (e.g. DHA or EPA)-containing oil to produce a crude oil mixture (or blend). This mixture is then purified before addition to a foodstuff Alternatively, a crude T6 PUFA-containing oil is treated, and a crude T3 PUFA-containing oil is also treated, and the two purified oils are then blended prior to deodorising and then added to a foodstuff. The purifying includes acid and/or alkali treatment, bleaching, deodorization, filtering, polishing or cooling. The purifying removes trace metals, pigments, carbohydrates, proteins, sulphur, sterols, mono- or di-glycerides from the oils which renders them suitable for human consumption.

Abstract: Food products fortified by purified PQQ and methods of application and production are disclosed. A method of preserving a food product comprising admixing an effective amount of purified PQQ or a compound containing purified PQQ derivatives with a foodstuff to provide an inhibiting means to microorganism growth in the food product.

Abstract: A cooking composition comprising a non-hydrogenated vegetable oil, lecithin, monoglycerides, and optionally citric acid esters. The cooking composition is a homogenous, transparent liquid at ambient temperatures and is an effective anti-spattering composition for use in preparing food.

Abstract: An emulsified food product and method of making and using are provided herein. The emulsified food product has a small oil droplet size while also providing increased viscosity in a stable emulsion having a high fat content. The method achieves the increased viscosity and small oil droplet size by use of high pressure homogenization with enzyme-modified egg with a high fat content. The emulsified food product can be used directly as a mayonnaise product or combined with further ingredients to provide other products, including mayonnaise products with lower fat content but desirable creamy mouthfeel and viscosity.

Abstract: An inhibitor for crystal growth of fats and oils, containing a polyglycerol fatty acid ester, which is an esterified product formed between a polyglycerol and a fatty acid, the polyglycerol having a hydroxyl value of 850 mg KOH/g or less and a ratio of primary hydroxyl groups to all the hydroxyl groups of the polyglycerol of 50% or more, wherein the polyglycerol fatty acid ester has a hydroxyl value of 100 mg KOH/g or less. Since the inhibitor for crystal growth of fats and oils of the present invention can inhibit crystal growth of fats and oils by adding the inhibitor to fats and oils, storage property of the fats and oils in a refrigerator, cold climates, or the like, so that the inhibitor can be suitably used in liquid fats and oils such as salad oil for which transparency is important.

Abstract: Disclosed herein are stabilized powder and aqueous formulations comprising a substantially water insoluble lipophilic bioactive compound and a micelle-forming surfactant. In one embodiment, the formulation further comprises a water soluble reducing agent, and/or a water insoluble reducing agent, and/or a metal chelator, and/or a metal bisulfite reducing agent, or combinations thereof, wherein the formulation remains substantially clear and stable when stored at or below room temperature for a period of at least 6 months or at least 12 months; and methods for preparing these formulations.

Abstract: The present invention relates generally to the prevention/and or stopping of the generation of off-flavours in food products. In particular is the present invention directed to the formulation of lipid raw material mixes and food products containing long chain polyunsaturated fatty acids, and to compositions and processes for stabilizing such products against the formation of off-flavours, such as fishy off-odours. One embodiment of the present invention is a composition comprising an LC-PUFA containing oil and lecithin, wherein weight ratio of lecithin to LC-PUFA is at least about 25:75.

Abstract: A method for processing vegetable oil miscella is provided. The method includes steps of feeding vegetable oil miscella to a conditioned polymeric microfiltration membrane, and recovering a permeate stream having a decreased weight percent of phospholipids compared with the weight percent of phospholipids provided in the miscella. The retentate stream can be further processed for the recovery of lecithin. The polymeric microfiltration membrane can be conditioned for the selective separation of phospholipids in the miscella. A method for conditioning a membrane for selective separation of phospholipids from vegetable oil miscella, and the resulting membrane, are provided. The membrane which can be conditioned can be characterized as having an average pore size of between about 0.1? and about 2?.

Abstract: This invention relates to the use of palm phenolics as natural antioxidants and food preservatives. In particular, the present invention relates to antioxidant compounds derived from a plant material, wherein the said antioxidant compounds are phenolics comprising but not confined to phenolic acids and flavonoids extracted from by-products of palm oil mill.

Abstract: The invention provides an edible oil-in-water emulsion concentrate comprising as a continuous aqueous phase a physiologically tolerable plant juice concentrate and a discontinuous phase comprising a physiologically tolerable, oxidation-labile unsaturated lipid or fatty acid, wherein the emulsion is produced by homogenization such that at least 95% by number of the droplets of said discontinuous phase have a particle diameter of no more than 10 micrometres.

Abstract: The present invention relates to a method of preventing or reducing oxidation of a frying oil during frying. The method involves adding a terpene ester compound, including a terpenol esterified to a fatty acid, to a frying oil under conditions effective to prevent or reduce oxidation of the frying oil during frying. Also disclosed are frying oil compositions containing a frying oil and a terpene ester compound including a terpenol esterified to a fatty acid, as well as food products fried with such frying oil compositions.

Abstract: The invention provides porous matrices that comprise one or more anionic surfactants that can be used in non-aqueous environments.

Abstract: [PROBLEMS] To prevent the generation of deterioration odor caused by the oxidation of a food or beverage containing a highly unsaturated fatty acid (HUFA)-containing fat-and-oil during storage, and provide a HUFA-containing liquid composition having excellent long-term flavor stability. [MEANS FOR SOLVING PROBLEMS] A HUFA-containing food or beverage, characterized in that a HUFA-containing oil-and fat, a ground soy-bean meal and water are blended together and homogenized as raw materials and these raw materials have an acidic property.

Abstract: The present invention relates to methods for improving the microbiological safety and stability of foods by the use of food-grade micelles that encapsulate antimicrobial agents. The invention also relates to the food compositions thus obtained.

Abstract: Disclosed are novel feed supplements for ruminants and methods for making the same. The feed supplements include unsaturated fatty acid encapsulated by a protective coating. Through utilization of the disclosed feed supplements, dietary intake and absorption of unsaturated fatty acids can be increased, due to protection of the ingested unsaturated fatty acids from biohydrogenation in the animal's rumen. The methods of the invention can be utilized to increase unsaturated fatty acid levels in the animal's tissues. Hence, food products obtained from the animal can also have an increased unsaturated fatty acid content and correspondingly lower saturated fatty acid content.

Abstract: A process of continuous, on-line active filtration of cooking oil during food processing in a vat to remove free-fatty-acids and other undesirable impurities includes moving oil from the vat to a treatment tank; adding an amount of adsorbent to the oil in the treatment tank; mixing the oil and the adsorbent in the treatment tank for a time to allow substantially all of the free-fatty-acid adsorption of the process to occur in the tank; drawing treated oil from the treatment tank and moving it to a flatbed pressure filter; filtering the treated oil through the filter to remove the impurity-laden adsorbent therefrom; returning the filtered oil to the vat; and conducting the foregoing steps at a rate such that a volume of oil substantially equal to the volume of the vat is filtered each hour.

Abstract: There is disclosed a fluid or semi-fluid ready-to-use food precursor product being suitable for producing sauces, thickenings or pastry such as waffles, pancakes, muffins, sugar bread etc. The food precursor composition has improved storage stability and provides an improved end product as compared to corresponding known compositions. There is also disclosed a process for producing such food precursor products.

Abstract: Described herein are shortenings with improved properties such as increased hardness, minimal trans fat, and reduced saturated fats. Methods for preparing the shortenings involve the use of one or more structural enhancers in a vegetable oil followed by processing and tempering the admixture. The shortenings can be used to produce food products with reduced saturated fats and increased hardness as well as minimal trans fats.

Abstract: An object of the present invention is to provide acidic oil-in-water emulsified foods with enhanced microwave resistance, heat resistance, or freezing and thawing resistance, and low- or non-cholesterol acidic oil-in-water emulsified foods containing reduced amounts of or no egg yolk at all. The acidic oil-in-water emulsified foods can be prepared by emulsifying water-phase ingredients and oil-phase ingredients into acidic oil-in-water emulsions using gum ghatti or gum ghatti and xanthan gum.

Abstract: Disclosed herein is a method for producing fry, which comprises cooking with an oil composition containing at least 15% by weight of diglycerides as a frying oil, wherein the content of nitrogen in at least 5 liters of the oil composition is kept to 0.2% by weight or lower. The method permits repeatedly producing fry good in appearance and flavor without causing coloring of an oil and emission of offensive odor in fry workshops, daily dish shops, eating houses, restaurants, etc. where fry is mass-produced over a long period of time using a diglyceride-containing oil composition having an effect to reduce the accumulation of body fat to prevent obesity.

Abstract: A method for processing vegetable oil miscella is provided. The method includes steps of feeding vegetable oil miscella to a conditioned polymeric microfiltration membrane, and recovering a permeate stream having a decreased weight percent of phospholipids compared with the weight percent of phospholipids provided in the miscella. The retentate stream can be further processed for the recovery of lecithin. The polymeric microfiltration membrane can be conditioned for the selective separation of phospholipids in the miscella. A method for conditioning a membrane for selective separation of phospholipids from vegetable oil miscella, and the resulting membrane, are provided. The membrane which can be conditioned can be characterized as having an average pore size of between about 0.1? and about 2?.

Abstract: A food composition in which omega-3 fatty acids are stabilized against oxidation is disclosed. The food composition contains about 4 to about 100 weight percent of the composition in which triglycerides containing omega-3 fatty acids (and other fatty acids) are stabilized against oxidation in the absence of encapsulation. The fatty acid portion of the oil in the completed food composition includes less than about 10 percent by weight linoleic acid, at least 75 percent by weight of monounsaturated plus saturated fatty acids, and at least 3 percent by weight omega-3 fatty acids. The food composition can also contain comminuted peanuts, e.g., peanut butter, in which case the composition is also stabilized against photo-oxidation and the fatty acid portion of the oil portion of the food can contain less than about 15 percent by weight linoleic acid and at least 1 percent by weight omega-3 fatty acids. Methods of protecting a food composition from oxidation and photodegradation are also disclosed.

Abstract: An oil or fat composition containing 15 wt % or more of diglyceride (component (A)) and 70 ppm or more, on the basis of the diglyceride, of an organic carboxylic acid (Component (B)).

Abstract: A food casing having an internal surface coating of a dried aqueous emulsion including at least one polyglyceryl ester. The polyglyceryl ester in the coating covers the internal surface of the food casing in an amount of from about 200 to about 1200 mg per square meter. The polyglyceryl ester may be almost any polyglyceryl ester having from about 1 to about 4 ester groups formed with carboxylic acids having from about 6 to about 18 carbon atoms. The polyglyceryl ester may for example be selected from triglyceryltetraoleate and triglycerylmonooleate. The food casing has superior meat release characteristics in certain applications.

Abstract: The oil or fat composition of the invention contains a monoacylglycerol and/or a diacylglycerol in a total amount of 5-100 wt. % and which exhibits an index of stability against oxidation (induction time as measured through a Rancimat test conducted at 100° C.) of 7 or higher, wherein the monoacylglycerol and/or the diacylglycerol contain, as fatty acid constituents, ?3 unsaturated fatty acids in amounts of 15-90 wt. %. Through ingestion thereof in a small amount without drastically changing the person's lifestyle, the highly harmless oil/fat composition of the present invention provides effects for reducing and preventing accumulation of body fat, for reducing and preventing accumulation of visceral fat, and for prevention and treatment of obesity; and exerts an excellent prevention and treatment effect on life-style related diseases through long-term ingestion. Thus, the composition of the present invention is useful for foods, pharmaceuticals and pet food or feed.

Abstract: A method has been found for the manufacture of a spread which is characterized by the presence of a substantial amount of olive oil polyphenols and the absence of olive oil odour. The deodorized olive oil to be used for the preparation is obtained by a mild refining process which spares the olive oil's minor components.

Abstract: A method for processing vegetable oil miscella is provided. The method includes steps of feeding vegetable oil miscella to a conditioned polymeric microfiltration membrane, and recovering a permeate stream having a decreased weight percent of phospholipids compared with the weight percent of phospholipids provided in the miscella. The retentate stream can be further processed for the recovery of lecithin. The polymeric microfiltration membrane can be conditioned for the selective separation of phospholipids in the miscella. A method for conditioning a membrane for selective separation of phospholipids from vegetable oil miscella, and the resulting membrane, are provided. The membrane which can be conditioned can be characterized as having an average pore size of between about 0.1&mgr; and about 2&mgr;.

Abstract: The present invention provides a method for producing a saturated fatty acid and an unsaturated fatty acid, which comprises adding and mixing a polyglycerol ester of a fatty acid to a raw fatty acids mixture, cooling the resultant mixture to deposit crystals, and fractionating the saturated fatty acid and the unsaturated fatty acid, wherein a cooling procedure is performed at a cooling rate of 4° C./h or less when a supersaturation ratio is 60% or more and said cooling rate is varied during the cooling, and a glycerides mixture obtained from the fractionated unsaturated fatty acids. According to the present invention, a saturated fatty acid and an unsaturated fatty acid in a raw fatty acids mixture can be separated easily and efficiently by a dry fractionation process.

Abstract: The present invention relates to a simple, and economical process for the preparation of rice bran oil low in phosphorous content (<10 ppm) by treatment of crude rice bran oil to substantially remove the phosphoglycolipids responsible for the residual phosphorus in degummed rice bran oil, said process comprising: a) treating the crude rice bran oil at ambient temperature with 5% of boiling water and separating the sludge formed to obtain a clarified oil, b) treating the clarified oil thus obtained with 0.5% to 10% of a reagent selected from the group consisting of mono-, di- or triethanolamine to obtain said low phosphorous content oil.

Abstract: The invention relates to methods and compositions for removing contaminants from edible cooking oils. Reduction in the accumulation of contaminants such as polar materials, free fatty acids, metals, color bodies, and soaps is achieved by treating the oil with a composition containing effective amounts of silica, acidic alumina, clay and citric acid. Removal of contaminants from oil according to the methods and compositions of the invention improves the quality of the oil and reduces costs as well as various health and safety concerns associated with the production of fried foods.

Abstract: A process for fractionating an oil composition containing at least 50% by weight of partial diglycerides into a solid portion and a liquid portion, which includes dissolving an emulsifier in the oil composition, cooling the solution to deposit crystals and then conducting solid-liquid separation. The process permits easily fractionating the oil composition into a solid oil composition and a liquid oil composition.

Abstract: Frying processes utilizing cooking oil at elevated temperatures can cause various degradation effects in the oil including oxidation, hydrolysis and/or polymerization. In the absence of additives to protect the oil, the nutritional profile and cooking performance of degraded oil diminishes the quality of food cooked therein. The disclosed methods and compositions provide beneficial and cost effective improvements in the cooking performance of oil used at elevated temperatures, for example, in food frying equipment.

Abstract: The present invention relates to stabilizing marine oil by treatment with silica in the presence or absence of carbon and vacuum steam deodorization at a temperature between about 140° C. and about 210° C. in the presence of 0.1-0.4% deodorized rosemary or sage extract If desired 0.01-0.03% ascorbyl palmitate and 0.05-0.2% mixed tocopherol can be added. A method of using such oil in food applications is provided. A method of identifying the sensory quality of unknown marine oils is also provided.

Abstract: A method for increasing the stability of a food-grade or pharmaceutical-grade liquid, such as an extracted oil, herbal extract, flavor, color, or volatile chemical component used in the flavor industry, is provided. The method comprises mixing the liquid with an amphoteric polymer, preferably polyvinylpyrrolidone, to thereby infuse the liquid into the amphoteric polymer matrix and form a generally-solid, stabilized product. Optionally, bulking agents, absorbents, and flowing agents can be mixed with the liquid and amphoteric polymer to enhance the properties of the stabilized product. The inventive method is particularly useful for entrapping liquids that are highly volatile, heat sensitive and/or easily oxidizable.

Abstract: A process for treating used cooking oil or fat by passing the used cooking oil or fat from a used cooking oil or fat source to a holding vessel, and contacting the used cooking oil or fat with a predetermined amount of purifying material upon accumulation of a first predetermined amount of the oil or fat in the holding vessel. The used cooking oil or fat and the purifying material then are passed from the holding vessel to a filter apparatus upon accumulation of a second predetermined amount of the oil or fat in the holding vessel. The second predetermined amount of oil or fat is greater than the first predetermined amount. Upon passing of the used cooking oil or fat and the purifying material from the holding vessel to the filter apparatus, the purifying material becomes entrained in the filter apparatus. The used cooking oil or fat then is passed from the filter apparatus to the source.

Abstract: An apparatus for absorbing, containing, immobilizing, transporting and disposing of quantities of used cooking oil and/or other oils and hydrocarbons, comprising decomposed organic matter and/or inorganic matter.

Abstract: Pre-treatment sorbents suitable for sorptive pre-treatment of edible oils prior to bleaching are produced by mixing a clay mineral composition with a dry granular organic acid.

Abstract: A frying oil is described which produces fried foods exhibiting a highly preferred flavor profile and flavor stability over the life of the oil. The invention includes a beef tallow fraction containing an effective amount of beef tallow stearin fraction and an effective amount of beef tallow volatiles such that upon heating is produced a flavor profile which is highly preferred in fried foods.

Abstract: The invention is directed to an oil treatment apparatus and method for treatment of oil which transports oil to be treated from a source through a first conduit to a treatment station. The treatment station includes a filter system capable of extracting particulate material from the oil and removing the particulate material from the filter system as it is removed from the oil. The treated oil may then be transported for reuse, preferably in a continuous cycle with the source of the oil. A prefiltering system may be used to further enhance maintaining the quality of the oil and/or in efficiently treating the oil while accommodating throughput requirements. The prefiltering system may include a comminuter to reduce the size of larger particles in the oil, a coarse filtering system to remove larger particle, a system to introduce a treatment material to the oil or other systems to facilitate processing.