CN106722055A - A kind of nutrient rice and preparation method rich in lycopene - Google Patents
A kind of nutrient rice and preparation method rich in lycopene Download PDFInfo
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- CN106722055A CN106722055A CN201710056566.XA CN201710056566A CN106722055A CN 106722055 A CN106722055 A CN 106722055A CN 201710056566 A CN201710056566 A CN 201710056566A CN 106722055 A CN106722055 A CN 106722055A
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- bran oil
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- KZJWDPNRJALLNS-VJSFXXLFSA-N sitosterol Chemical compound C1C=C2C[C@@H](O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CC[C@@H](CC)C(C)C)[C@@]1(C)CC2 KZJWDPNRJALLNS-VJSFXXLFSA-N 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23V—INDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
- A23V2002/00—Food compositions, function of food ingredients or processes for food or foodstuffs
Landscapes
- Cereal-Derived Products (AREA)
Abstract
The invention discloses a kind of formula rich in lycopene nutrient rice and preparation method.Formula rich in lycopene nutrient rice includes rice, rice bran oil and natural.Its preparation method carries out second polishing and immersion oil treatment to rice with added with lycopene and ascorbic rice bran oil, make rice it is bright-colored, it is smooth it is bright, glittering and translucent, give off a strong fragrance, and the nutritional ingredient of rice and oxidation resistance are greatly enhanced, substantially improve the organoleptic quality and nutritional quality of rice.The inventive method is simple to operate, and economical, effective.The rice color as obtained in the inventive method is beautiful, glittering and translucent, nutritious, resistance to oxidation strong, long shelf-life.
Description
Technical field
The invention belongs to field of food, and in particular to one kind is rich in lycopene nutrient rice and preparation method.
Background technology
Paddy rice originates in China, and in addition to the Antarctic Continent, there is growth in most of place, is one of world's staple food crop.Greatly
Rice is the finished product that paddy is made after the operations such as cleaning, rice huller paddy, husk rice, polishing, packaging.The vitamin of rice 60% -70%,
Mineral matter and a large amount of essential amino acids are all accumulated in outer tissue, and most of nutritional ingredient is in process all with shell
It is removed with endosperm, remaining mainly carbohydrate and partially protein.
Rice bran is the Main By product in paddy processing, the main pericarp including paddy, plant skin, perisperm, aleurone and
Embryo etc..Research both domestic and external and data show, rich in various nutrients and physiological activator in rice bran, with nutrition higher
And economic worth.Rice bran oil is a kind of Rice oil that rice bran is produced by squeezing or leaching, and it is rich in oleic acid, linoleic acid, paddy
The nutritional ingredient such as dimension element, vitamin E, sitosterol and other phytosterols, with the cholesterol in removing blood, reduction blood fat,
Stimulate circulation and various functions such as growth in humans's development, regulation endocrine and vegetative nerve.In addition, rice bran oil also has spy
Different aromatic odor, containing a large amount of natural compositions, with high temperature resistant, extension Food Shelf-life and raising food stability
Effect.
Lycopene is contained a kind of natural pigment in plant, is primarily present in the ripening fruits of tomato.It is
One of most strong antioxidant being found in natural plant at present, its effect for removing free radical outclass other classes recklessly
Radish element and vitamin C, can effectively prevent and treat because of the various diseases that aging, immunity degradation cause.Current lycopene is mainly used to
Production health food and functional food, and the application in ordinary food production is also less.
The nutritive value of rice how is improved, people is met in edible rice to the demand of nutrient, is current rice
The problem of manufacture field concern.Research of the countries in the world to nutrient enhancing rice is a lot, mainly has seed technology for premixing, powder pre-
Hybrid technique, artificial intensified rice technique, the directly pre- steaming method technique of acid, leaching suction technique and coating process etc..But, in the market rice
It is oxidizable it is rotten, the shelf-life is short, be difficult to store, and is still current problem demanding prompt solution.
The content of the invention
The purpose of the present invention is to overcome above-mentioned weak point to provide a kind of utilization natural to strengthen the antioxygen of rice
The nutrient rice rich in lycopene for change power, extending the shelf life.And, it is simple to operate, it is economical, effective.
The preparation method that another object of the present invention is to provide the nutrient rice.
The purpose of the present invention is achieved in the following ways:
A kind of nutrient rice rich in lycopene, the nutrient rice is with rice, rice bran oil, natural as former
Material, wherein, natural is lycopene and vitamin C, and the part by weight of rice and rice bran oil is 1000:0.5~3;
Lycopene and vitamin C account for the 0.5%~3% and 0.5%~3% of rice bran weight of oil respectively.
Preferred vitamin C exists in vitamine C palmitate form.
Described rice be using water and rice bran oil as polishing agent, peeling brown rice by water and rice bran oil polishing obtain it is big
Rice.Wherein, in rice bran oil add lycopene and vitamin C, content be respectively rice bran oil weight 0.5%~3% and 0.5%~
3%.
The consumption of the polishing agent water is that 6~9g/kg removes the peel brown rice, and rice bran oil consumption is that 0.5~1.5g/kg peelings are rough
Rice.
The preparation method of the above-mentioned nutrient rice rich in lycopene is comprised the following steps:
1) by paddy removal of impurities, go stone, magnetic separation, rice huller paddy shell, the rough isolated brown rice of paddy, by brown rice through milling, classifying screen
Obtain removing the peel brown rice with cool rice;
2) peeling brown rice is polished by polishing agent of water first, then second throwing is carried out to it by polishing agent of rice bran oil
Light obtains rice;
3) to adding rice bran oil in the rice by second polishing, stirring, leaching is stood at lucifuge, 15 DEG C~20 DEG C
Oil, while carry out ultrasonication, rice bran oil consumption is 0.5~3g/kg rice during immersion oil, added in rice bran oil lycopene and
Vitamin C, content is respectively rice bran oil and weighs 0.5%~3% and 0.5%~3%.
The rough separation of the paddy be in order to reach net brown rice requirement, classifying screen be in order to remove crack rice, broken rice.
Described milling preferably uses 4 road abrasive type rice whitening machines and carries out light grinding many mills.It is many light stone roller to be carried out using 4 road abrasive type rice whitening machines
Mill can be reduced cracks rice, ensures precision of rice, improves rice milling yield, can also reduce temperature during husk rice.
The brown rice mills, be classified after cool rice to 20 DEG C~25 DEG C.High temperature can be avoided to cause the oxidation of rice and surface micro-
Biological growth.
The preferable amount of the polishing agent water is that 6~9g/kg removes the peel brown rice.It is rough that polishing agent water consumption does not reach removal very little
The effect of the coarse epidermis of rice, while making polish temperature higher, consumption too much raises the water content of rice, increases its wind that goes mouldy
Danger.
Second polishing rice bran oil preferable amount is that 0.5~1.5g/kg removes the peel brown rice.Polishing rice bran oil consumption very little can not be
The uniform overlay film of rice surface, does not reach smooth, the bright effect in surface, and the too many surface oil mass of consumption is too high to cause the grain of rice to bond.
Carrying out second polishing as polishing agent using rice bran oil has advantages below:
1st, not only increase rice nutrition composition, can also increase the fragrance of rice, improve its organoleptic quality.
2nd, rice surface can be made smooth, bright and glossy.
3rd, rice surface is formed one layer of oil film, be conducive to the attachment and immersion of oil in later step, be that immersion oil step is done
Good place mat.
The polishing agent rice bran oil added with lycopene and vitamin C, its content is respectively 0.5%~3% and 0.5%~
3%.
The immersion oil is that in order that lycopene, vitamin C and rice bran oil can enter inside rice, depth increases rice
Nutritional ingredient.Rice bran oil consumption is 0.5~3g/kg rice during immersion oil.Rice bran oil consumption is very little during immersion oil, it is impossible to make lycopene
Rice centre is entered into vitamin C, consumption causes rice surface oil mass excessive too much beyond the absorption region of rice,
The grain of rice is bonded, and influences outward appearance.
During the immersion oil, the vitamin C added in rice bran oil is present in vitamine C palmitate form.Improve
The solubility in oil, more conducively immerses inside rice.If lycopene addition is too low in rice bran oil, oil is added to table after rice
Area increase antioxidant effect is poor, while can not immerse to rice centre, content is too high to make rice color too deep.Rice bran
Vitamin C content is too low in oil, and surface area increase does not reach antioxidant effect after oil is added to rice, and content is too high to cause body
Body is uncomfortable.
Therefore, add lycopene in rice bran oil and vitamin C has the following effects that:
(1) oxidation resistance, the extension rice shelf-life of oil can be increased, while the nutritional ingredient and function that increase rice are lived
Property.
(2) lycopene is added in rice bran oil, is then added to rice, the white of traditional rice can be changed, become
It is orange red, can more increase the appetite of people.
(3) lycopene and vitamin C are added in rice bran oil, content is 0.5%~3% and 0.5%~3%, and both assist
Together and can reach preferable antioxidant effect in this concentration range.
(4) vitamin C is added in rice bran oil, increased oil oxidation resistance, simultaneously containing it is ascorbic oil also every
Contact of the lycopene with oxygen absolutely, further prevents the lycopene to aoxidize.
(5) lycopene is used alone in rice bran oil, although can colour, not persistently, adds vitamin C, two
Person exists jointly can be such that color persistence increases by more than 1 year in storage.
(6) first lycopene and vitamin C are added in rice bran oil, rice is polished again then and immersion oil at
Reason, is that carrier lycopene and vitamin C preferably can be adhered to and be absorbed by rice with oil, enables lycopene and vitamin C
Preferably inside immersion rice.
Preferred time of repose is 3h~4h after immersion oil, wherein every half an hour stirring once.Ultrasonication is after immersion oil
Carried out after stirring every time.Ultrasonic treatment time is 15min~20min, and power is 100w~200w.Stand and stirring be in order to
Rice bran oil, lycopene and vitamin C is set to be sufficiently submerged in inside rice, it is to avoid in surface oxidation and loss.Carry out at ultrasonic wave
Reason can accelerate the speed that rice bran oil is immersed inside rice, reduce the immersion oil time.
Stood under the conditions of lucifuge and 15 DEG C~20 DEG C, lycopene and vitamin C that illumination and high temperature are caused can be avoided
Degraded, and rice bran oil oxidation.
Lycopene and vitamin C are added in rice bran oil, the oxidation resistance for increasing oil can be cooperateed with, relatively add single group
Point, with significant difference, can significantly extend the rice shelf-life, while dramatically increasing the nutritional ingredient and functional activity of rice.
The storage condition of rice is preferably below lucifuge, 25 DEG C of temperature.
Beneficial effects of the present invention compared with the prior art:
The inventive method is carried out at second polishing and immersion oil with added with lycopene and ascorbic rice bran oil to rice
Reason, make rice it is bright-colored, it is smooth it is bright, glittering and translucent, give off a strong fragrance, substantially improve its organoleptic quality;To adding in rice
Plus containing lycopene and ascorbic rice bran oil, the nutriment that paddy has in itself is reduced, considerably increase pure white
The nutritional ingredient and functional activity of rice, improve its nutritional quality;To lycopene and vitamin C is added in rice bran oil, strengthen
The oxidation resistance of rice, while lycopene and vitamin C preferably can be also immersed inside rice by carrier of rice bran oil,
Absorbed by rice;The resistance to oxidation of rice is enhanced using natural, extend its shelf-life;The inventive method is operated
Simply, it is and economical, effective.
Specific embodiment
The present invention is described in further detail with reference to embodiments.
Lycopene (specification 10%, purchased from Xi'an Wei Te biotechnologies Co., Ltd)
Vitamine C palmitate (purchased from medication chemistry Co., Ltd of Wuhan Jiang Minhua Thailands)
Embodiment 1:
Take the paddy 200kg of southern round-grained rice 48, by paddy through removal of impurities, go stone, magnetic separation, rice huller paddy to shell, obtain brown rice after the rough separation of paddy,
Brown rice is carried out through 4 road abrasive type rice whitening machines gently to grind many mills, classification is crossed and is screened out and crack rice, break rice, cool rice obtains peeling rough to 20 DEG C
Rice about 180kg.First with water as polishing agent, peeling brown rice is polished so that mode is added dropwise, water consumption is 1620g.Then again with
Rice bran oil carries out second polishing for polishing agent so that mode is added dropwise, and rice bran oil consumption (adds lycopene for 270g in rice bran oil
And vitamine C palmitate, content is respectively 0.5% and 3%).To rice bran oil 540g (rice is added in the rice after polishing again
In oil extracted from rice husks add lycopene and vitamin C, content be respectively 0.5% and 3%), stir, lucifuge, 15 DEG C~20 DEG C
Under the conditions of stand 4h, wherein every half an hour stirring once, while carrying out ultrasonication 20min under 100w power.Immersion oil
Color sorting is carried out by twice color selector afterwards, heterochromatic grain, white tiles rice and broken rice is removed.By the meter Jin Hang vacuum packets of color sorting removal of impurities
Dress, stores under the conditions of lucifuge, 0 DEG C.
The test index that above-described embodiment is obtained rice is as follows:
1st, organoleptic indicator
Color:It is orange red;
Luminosity:It is glittering and translucent, glossy;
Smell:Meter Xiang Nong is strongly fragrant;
Outward appearance:The grain of rice is complete.
2. quality index
Crack rice≤2.5%;Imperfect grain≤3.0%;Taste score value >=90%;The maximum limitation≤0.25% of impurity;Chaff
Powder≤0.25%;Paddy kernel≤4.0%;Moisture≤15%.
Indices meet the standard that national GB1354-2009 specifies.
Embodiment 2:
Take the paddy 400kg of southern round-grained rice 9108, by paddy through removal of impurities, go stone, magnetic separation, rice huller paddy to shell, obtain rough after the rough separation of paddy
Rice, brown rice is carried out through 4 road abrasive type rice whitening machines gently to grind many mills, is crossed classification and is screened out and cracks rice, breaks rice, and cool rice is gone to 25 DEG C
Skin brown rice about 370kg.First with water as polishing agent, peeling brown rice is polished so that mode is added dropwise, water consumption is 2220g.Then
Second polishing is carried out so that mode is added dropwise as polishing agent with rice bran oil again, rice bran oil consumption (adds tomato for 185g in rice bran oil
Red pigment and vitamin C, content are respectively 3% and 0.5%).To rice bran oil 185g (rice bran oils are added in the rice after polishing again
It is middle addition lycopene and vitamine C palmitate, content be respectively 3% and 0.5%), stir, lucifuge, 15 DEG C~
3h is stood under the conditions of 20 DEG C, wherein every half an hour stirring once, while carrying out ultrasonication 15min under 200w power.
Color sorting is carried out by twice color selector after immersion oil, heterochromatic grain, white tiles rice and broken rice is removed.By the meter Jin Hang vacuum of color sorting removal of impurities
Packaging, stores under the conditions of lucifuge, 10 DEG C.
The test index that above-described embodiment is obtained rice is as follows:
1st, organoleptic indicator
Color:It is orange red;
Luminosity:It is glittering and translucent, glossy;
Smell:Meter Xiang Nong is strongly fragrant;
Outward appearance:The grain of rice is complete.
2. quality index
Crack rice≤2.5%;Imperfect grain≤3.0%;Taste score value >=90%;The maximum limitation≤0.25% of impurity;Chaff
Powder≤0.25%;Paddy kernel≤4.0%;Moisture≤15%.
Indices meet the standard that national GB1354-2009 specifies.
Effect of the invention is further illustrated below by way of part test process:
Test example 1:
After contrast is processed with different processing methods, the difference of rice organoleptic quality.
Rice bran oil polishing, method (remaining step of immersion oil treatment are carried out in the method for the embodiment of the present invention 1 and not respectively
With embodiment 1) the southern rice of round-grained rice 46 of processing.(1 is compared by meter Shui to the rice after processing and the rice for cooking:1.1 add water steamed rice) enter
Row subjective appreciation.Result is as shown in table 1.
Results of sensory evaluation after the distinct methods of table 1 processing rice
As seen from the results in Table 1, by the method for embodiment 1 process rice it is orange red, surface is smooth, glossy, delicate fragrance;Cook
Rice in it is orange-yellow, glossy it is shinny, give off a strong fragrance, it is smooth in taste, flexible.By its sense of the rice of the method for embodiment 1 processing
Official's quality is significantly better than the rice for not carrying out rice bran oil processing.
Test example 2:
After contrast is processed with different processing methods, the difference of rice nutrition composition.
Rice bran oil polishing, method (remaining step of immersion oil treatment are carried out in the method for the embodiment of the present invention 2 and not respectively
With embodiment 2) the southern rice of round-grained rice 9108 of processing.To lycopene, vitamin C, total unrighted acid, oil in rice after processing
The content of acid, linoleic acid, the black alcohol of plant and oryzanol is measured.
Lycopene is measured with reference to method in GB/T 22249-2008;Vitamin C is with reference in GB/T 6195-1986
Method is measured;Total unrighted acid, oleic acid, linoleic acid are measured with reference to method in GB 19112-2003;Plant is black
Alcohol is measured with reference to method in GB/T 25223-2010;With reference to Liu Lanying etc., (oryzanol content assaying method changes oryzanol
Enter, Heilungkiang grain, 2004,06,37-38) methods described is measured.Result is as shown in table 2.
Nutrient component determining after the distinct methods of table 2 processing rice
As seen from the results in Table 2, the rice processed by the method for embodiment 2, its nutrient composition content does not carry out rice significantly greater than
The rice of oil extracted from rice husks treatment.
Test example 3:
Whether lycopene and vitamin C are added in contrast rice bran oil, the difference of rice inoxidizability is processed.
Lycopene, dimension are not added with the rice bran oil for using with the method for the embodiment of the present invention 1 and polishing agent and immersion oil respectively
Method (remaining step is with embodiment 1) processing 5 constant virtues rice of raw element C.Inoxidizability measure is carried out to the rice after processing.
Assay method:The rice that will be processed is placed in 35 DEG C of incubators, exposed to air, once its mistake is determined every 24h
Oxidation number.(improvement of acid value and determination method of peroxide value in instant nut food, the modern times are pre- with reference to Song Jinhua for the measure of peroxide value
Anti- medical science, 2006,33,578-579) methods described.
As shown in Table 3, there is preferable inoxidizability according to the method for embodiment 1 gained rice, and by being not added with tomato red
The rice of plain and ascorbic rice bran oil processing is easier to be oxidized.
The measure of inoxidizability after the different rice bran oil processing rice of table 3
Claims (10)
1. a kind of nutrient rice rich in lycopene, it is characterised in that the nutrient rice is with rice, rice bran oil, natural anti-oxidation
Agent is raw material, wherein, natural is lycopene and vitamin C, and the part by weight of rice and rice bran oil is 1000:
0.5~3, lycopene and vitamin C account for the 0.5%~3% and 0.5%~3% of rice bran weight of oil respectively.
2. the nutrient rice rich in lycopene according to claim 1, it is characterised in that described rice be with water and
Rice bran oil is polished the rice for obtaining as polishing agent, peeling brown rice by water and rice bran oil, wherein, addition kind in rice bran oil
Lycopene and vitamin C, content are respectively the 0.5%~3% and 0.5%~3% of rice bran oil weight.
3. the nutrient rice rich in lycopene according to claim 2, it is characterised in that the consumption of the polishing agent water
For 6~9g/kg removes the peel brown rice, polishing agent rice bran oil consumption is that 0.5~1.5g/kg removes the peel brown rice.
4. the preparation method rich in lycopene nutrient rice described in a kind of claim 1, it is characterised in that the method includes
Following steps:
1) paddy through removal of impurities, go stone, magnetic separation, rice huller paddy shell, the rough isolated brown rice of paddy, the brown rice that will be obtained is through milling, being classified
Sieve and cool rice obtain removing the peel brown rice;
2) peeling brown rice is polished by polishing agent of water first, then it polish for second by polishing agent of rice bran oil
To rice;
3) to adding rice bran oil in the rice by second polishing, stirring, immersion oil is stood at lucifuge, 15 DEG C~20 DEG C,
Ultrasonication is carried out simultaneously, rice bran oil consumption is 0.5~3g/kg rice during immersion oil, lycopene and dimension are added in rice bran oil
Raw element C, content is respectively the 0.5%~3% and 0.5%~3% of rice bran oil weight.
5. the preparation method rich in lycopene nutrient rice according to claim 4, it is characterised in that described milling be
Light stone roller is carried out using 4 road abrasive type rice whitening machines to grind more.
6. the preparation method rich in lycopene nutrient rice according to claim 4, it is characterised in that the brown rice grinds
Cool rice is to 20 DEG C~25 DEG C after mill, classification.
7. the preparation method rich in lycopene nutrient rice according to claim 4, it is characterised in that the polishing agent
The consumption of water is that 6~9g/kg removes the peel brown rice, and polishing agent rice bran oil consumption is that 0.5~1.5g/kg removes the peel brown rice.
8. the preparation method rich in lycopene nutrient rice according to claim 4, it is characterised in that the polishing agent
Added with lycopene and vitamin C in rice bran oil, its content is respectively the 0.5%~3% and 0.5%~3% of rice bran oil weight.
9. the preparation method rich in lycopene nutrient rice according to claim 4, it is characterised in that during the standing
Between be 3h~4h, wherein every half an hour stirring once.
10. the preparation method rich in lycopene nutrient rice according to claim 4, it is characterised in that the ultrasonic wave
Carried out after being processed as stirring every time, ultrasonic time 15min~20min, power 100w~200w.
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Citations (3)
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CN1692804A (en) * | 2005-05-19 | 2005-11-09 | 许庆华 | Health-care nutrition non-washing rice, and its prodn. method |
CN101978868A (en) * | 2010-09-30 | 2011-02-23 | 河南方欣米业集团股份有限公司 | Method for fortifying vitamin in rice |
CN104687063A (en) * | 2015-03-27 | 2015-06-10 | 北京凯宾鸿生物医药科技有限公司 | Preparation method of nutrition strengthening rice |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN1692804A (en) * | 2005-05-19 | 2005-11-09 | 许庆华 | Health-care nutrition non-washing rice, and its prodn. method |
CN101978868A (en) * | 2010-09-30 | 2011-02-23 | 河南方欣米业集团股份有限公司 | Method for fortifying vitamin in rice |
CN104687063A (en) * | 2015-03-27 | 2015-06-10 | 北京凯宾鸿生物医药科技有限公司 | Preparation method of nutrition strengthening rice |
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