CN108323762A - A kind of selenium-rich composition and preparation, preparation method and application - Google Patents

A kind of selenium-rich composition and preparation, preparation method and application Download PDF

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CN108323762A
CN108323762A CN201810104156.2A CN201810104156A CN108323762A CN 108323762 A CN108323762 A CN 108323762A CN 201810104156 A CN201810104156 A CN 201810104156A CN 108323762 A CN108323762 A CN 108323762A
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parts
weight
selenium
composition
rich
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CN108323762B (en
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陈松
龙祥
陈晨
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KUNMING LONGSHINE BIOTECHNOLOGY Co Ltd
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KUNMING LONGSHINE BIOTECHNOLOGY Co Ltd
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    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L33/00Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof
    • A23L33/10Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof using additives
    • A23L33/16Inorganic salts, minerals or trace elements
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L33/00Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof
    • A23L33/10Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof using additives
    • A23L33/14Yeasts or derivatives thereof
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L33/00Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof
    • A23L33/10Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof using additives
    • A23L33/15Vitamins
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/33Heterocyclic compounds
    • A61K31/335Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin
    • A61K31/365Lactones
    • A61K31/375Ascorbic acid, i.e. vitamin C; Salts thereof
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K33/00Medicinal preparations containing inorganic active ingredients
    • A61K33/04Sulfur, selenium or tellurium; Compounds thereof
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K36/00Medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicines
    • A61K36/06Fungi, e.g. yeasts
    • A61K36/062Ascomycota
    • A61K36/064Saccharomycetales, e.g. baker's yeast
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23VINDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
    • A23V2002/00Food compositions, function of food ingredients or processes for food or foodstuffs

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Abstract

The invention discloses the selenium-rich compositions and preparation of a kind of stability and high efficiency.More particularly to the preparation method and application of Se-enriched yeast, vitamin C, lactose, pregelatinized starch, magnesium stearate compatible composition and its preparation.The composition is with the Se-enriched yeast of 16~71.45 parts of parts by weight, the vitamin C that 61~252.5 parts of parts by weight, the lactose that 61~146 parts of parts by weight, the pregelatinized starch that 115~274 parts of parts by weight, the magnesium stearate composition that 1~3 part of parts by weight.Wherein, Se-enriched yeast Se content (in terms of Se) is between 0.07%~0.2%;Vitamin C content (in terms of L ascorbic acid) >=99%.Experiments have shown that:Composition provided by the present invention each component before stability, absorption rate, anti-oxidant etc. are significantly better than combination.

Description

A kind of selenium-rich composition and preparation, preparation method and application
Technical field
The present invention relates to a kind of selenium-rich composition and preparation significantly improving stability, absorption rate, antioxidant activity, More particularly to a kind of selenium-rich preparation of Se-enriched yeast, vitamin C, lactose, pregelatinized starch, magnesium stearate compatibility.
Technical background
Human body is because of factors such as the continuous contacts with the external world, including breathing (oxidation reaction), outside contamination, radioactive ray irradiation Constantly generated free radicals in body.Studies have shown that cancer, aging or Other diseases mostly with the generation of excessive free radicals It is related, it is anti-oxidant the most important functionality of one of main R&D direction and market is classified as by health products, Management of Cosmetics Enterprises to tell One of ask.
Nutrient prime replenisher raw material under Se-enriched yeast system healthy food material catalogue (one).Selenium is necessary to humans and animals Trace element, closely related with the health of the mankind, selenium being capable of anti-oxidant, anti-aging;Se-enriched yeast is by biological concentration work Skill makes inorganic selenium be enriched in yeast cells, it is made to exist in the form of Organic Selenium, has absorption rate compared with inorganic selenium Feature high, toxicity is low.
Vitamin C (also known as L-AA) is the nutrient prime replenisher raw material under healthy food material catalogue (one).Most It is well-known to be a lack of vitamin C and cause scurvy.In vivo, vitamin C is a kind of antioxidant, protects body From the threat of free radical, physiological activity and the function such as supplement full diet vitamin insufficiency of intake.
Lactose system health food puts product on record can be with auxiliary material and its using available auxiliary material of regulation in regulation (tentative), by ox It extracts and is made in whey, it is very extensive in foreign applications, it is linked by a molecule glucose and a molecule galactolipin, is to promote Human intelligence development, the important substance that energy is provided, gastrointestinal tract probiotics balance is adjusted, minerals (calcium, selenium) is promoted to absorb.
Composition (the patent application publication number of oxidation resistance in a kind of raising human motion:201510665092.X) public A kind of composition improving oxidation resistance in human motion is opened.The composition includes the raw material of following parts by weight:N- acetyl 0.5~8 part of base cysteine, 10~150 parts of A Sayi fruits, 1~20 part of malic acid, 5~50 parts of vitamin C, Se-enriched yeast 1.5~15 parts, 5~50 parts of vitamin E, 10~100 parts of gadol extract, 20~150 parts of oligomeric maltose, excipient is The one or more of superfine silica gel powder, microcrystalline cellulose, crospovidone, lactose, starch, sodium carboxymethylcellulose, magnesium stearate. Although the invention is mentioned through synergistic effect, significantly improve the oxidation resistant ability of body tissue during human motion, subtract Oxidative damage caused by few movement, but there are many substance of its effect, can not know the substance and mechanism of its collaboration.
Health food (the patent application publication number of rate of respiratory infection after a kind of reduction strenuous exercise: 201510653921.2) disclose it is a kind of reduction strenuous exercise after rate of respiratory infection health food.The health food packet Include the raw material of following parts by weight:20~90 parts of broken wall chlorella pyrenoidosa powder, 9~77 parts of wheat gluten, vitamin A 0.0024 ~0.0075 part, 0.01~0.03 part of vitamin B2,0.3~2.0 part of vitamin C, vitamin D 0.000002~0.00001 Part, 0.2~0.8 part of zinc lactate, 0.3~0.87 part of Se-enriched yeast, excipient is lactose, and lubricant is magnesium stearate.The invention Health food can play the resistance of enhancing respiratory mucosa, delay fatigue, the effect for promoting physical function to restore, with this hair Bright application is far from each other.
Composition of the present invention with the Se-enriched yeast of 16~71.45 parts of parts by weight, 61~252.5 parts of parts by weight Vitamin C, the lactose that 61~146 parts of parts by weight, the pregelatinized starch that 115~274 parts of parts by weight, 1~3 part of parts by weight Magnesium stearate composition.Wherein, Se-enriched yeast Se content (in terms of Se) is between 0.07%~0.2%;Vitamin C content (with L-AA meter) >=99%.Composition and preparation obtained by compatibility through the invention, technique and quality control, steady Qualitative, absorption rate, antioxidant activity etc. achieve unexpected technique effect, have marked improvement and substance Meaning.
Invention content
The first object of the present invention is to provide a kind of selenium-rich significantly improving stability, absorption rate and bioactivity Composition and preparation.Second is designed to provide the preparation method and application of the selenium-rich composition and preparation.
The purpose of the present invention is what is realized using following technical scheme.
First, the present invention provides a kind of selenium-rich composition significantly improving stability, absorption rate, antioxidant activity. The composition is by the Se-enriched yeast of 16~71.45 parts of parts by weight, the vitamin C that 61~252.5 parts of parts by weight, parts by weight The lactose that 61~146 parts of number, the pregelatinized starch that 115~274 parts of parts by weight, the magnesium stearate group of 1~3 part of parts by weight At.
Preferably, the composition is by the Se-enriched yeast of 25~63 parts of parts by weight, the dimension life that 74~201 parts of parts by weight Plain C, the lactose that 81~138 parts of parts by weight, the pregelatinized starch that 153~259 parts of parts by weight, 1.5~2.8 parts of parts by weight Magnesium stearate composition.
Further preferably, the composition by 34~55 parts of parts by weight Se-enriched yeast, 87~151 parts of parts by weight Vitamin C, the lactose that 101~130 parts of parts by weight, the pregelatinized starch that 191~245 parts of parts by weight, parts by weight 2~ 2.6 parts of magnesium stearate composition.
Most preferably, the composition is by the Se-enriched yeast of 43~46 parts of parts by weight, the dimension life that 98~101 parts of parts by weight Plain C, the lactose that 121~123 parts of parts by weight, the pregelatinized starch that 228~231 parts of parts by weight, parts by weight 2.4~2.5 The magnesium stearate composition of part.
Secondly, the present invention provides the preparation method of the selenium-rich composition, the described method comprises the following steps:
Step 1:Lactose is placed in clean container, lactose is pressed in room temperature:Water (m:M)=11:50 add water system into container Standby lactose saturated solution.Lactose saturated aqueous solution is heated to 60 DEG C, and pregelatinized starch is added under heat-retaining condition and is prepared containing pregelatinated The starch slurry of starch 0.2%~1.0%.Preferably, pregelatinized starch mass percentage contained by starch slurry be 0.4%~ 0.8%, more preferably 0.4%~0.6%.
Step 2:Pregelatinized starch slurry prepared by step 1 is moved in the types of RHJ-D60 × 4 grinding mulser, in 60 DEG C of guarantors Se-enriched yeast is slowly added under the conditions of temperature, side edged is fully ground emulsification to be terminated to addition, is continued heat preservation grinding 2h, is down to room Temperature obtains paste.Paste is dry in 60 DEG C or less, and ultramicro grinding crosses 850~1100 sieves, obtains selenium-rich emulsion Ultramicro-powder.Make To be preferred, selenium-rich emulsion Ultramicro-powder grain size is 900~1050 mesh, more preferably 950~1000 mesh.After testing:Selenium-rich emulsifies Se content is 0.018%~0.047% in object Ultramicro-powder.
Step 3:Selenium-rich emulsion Ultramicro-powder prepared by step 2 is set in clean mixing vessel, addition vitamin C, tristearin Sour magnesium, remaining pregelatinized starch, are thoroughly mixed 30 minutes to get selenium-rich composition of the present invention.After testing:Selenium-rich composition Middle Se content is 0.0062%~0.024%.
Thirdly, selenium-rich composition provided by the invention adds or does not add pharmaceutically acceptable auxiliary material, can be made into powder The oral preparations such as agent, granule, capsule, tablet, soft capsule, capsule and pill, dripping pill.
Finally, selenium-rich composition and preparation provided by the invention, can be used for drug, health food, functional ordinary food, Special medicine formula food, special diet food.
Compared with prior art:The present invention by composition composition ratio, preferably constitute ratio, special process and specific real Test data verification, reach the technique effect for significantly improving stability, absorption rate, antioxidant activity, have marked improvement and Substantive significance.
Specific implementation mode:
Below by specific embodiment, the invention will be further described, but is not limited in any way the present invention System, be based on present invention teach that made by any change or replacement, belong to the scope of the present invention.
Embodiment 1:Combine the preparation of material
Se-enriched yeast:Health products nutrient prime replenisher raw material directly is purchased, Se content (in terms of Se) is 0.07% after testing.
Vitamin C:Food grade materials directly are purchased, Vitamin C content is (in terms of L-AA) after testing 99.79%.
Lactose, pregelatinized starch, magnesium stearate:Directly purchase food grade materials.
The preparation of 2 selenium-rich emulsion I of embodiment
Step 1:The lactose 21g for weighing the preparation of embodiment 1 is placed in clean container, by lactose:Water (m:M)=11:50 to In container plus water prepares lactose saturated solution.Lactose saturated aqueous solution is heated to 60 DEG C, and heat-retaining condition calls the preparation of Example 1 in the following text Pregelatinized starch 0.35g, be sufficiently stirred dissolving, the starch slurry containing pregelatinized starch 0.3% be made;
Step 2:Starch slurry prepared by step 1 is moved in the types of RHJ-D60 × 4 grinding mulser, in 60 DEG C of heat preservations.It weighs (Se content is calculated as the Se-enriched yeast that embodiment 1 prepares with Se:0.2%) 6.6g is added slowly to grind under the conditions of being fully ground Terminate to addition in mill mulser, continues grinding emulsification 2h, be down to room temperature, obtain paste.Paste is dry in 60 DEG C or less, surpasses Crushing of Ultrafine crosses 900 mesh sieve, obtains selenium-rich emulsion I Ultramicro-powders 25g.After testing:Se content is 0.047%.
Embodiment 3:It is prepared by selenium-rich emulsion II
Lactose 367.5g, the pregelatinized starch 10.24g for weighing the preparation of embodiment 1 prepare 0.5% by 2 step 1 of embodiment Pregelatinized starch is starched;Weighing the Se-enriched yeast that embodiment 1 prepares again, (Se content is in terms of Se:0.07%) 135g, by 2 step of embodiment Rapid 2 prepare dry paste, and the rear ultramicro grinding that carries out crosses 1000 mesh sieve, obtains selenium-rich emulsion II 500g, after testing:Se content It is 0.018%.
Embodiment 4:It is prepared by selenium-rich emulsion III
Lactose 55g, the pregelatinized starch 2.46g for weighing the preparation of embodiment 1 prepare 0.8% pre- glue by 2 step 1 of embodiment Change starch slurry;Weighing the Se-enriched yeast that embodiment 1 prepares again, (Se content is in terms of Se:0.135%) 26g, by 2 step 2 of embodiment Dry paste is prepared, the rear ultramicro grinding that carries out crosses 1100 mesh sieve, obtains selenium-rich emulsion III 80g, after testing:Se content is 0.042%.
Embodiment 5:It is prepared by composition I
The selenium-rich emulsion I Ultramicro-powder 18.6g for weighing the preparation of embodiment 2, set in dried and clean mixing vessel, weigh implementation Vitamin C 35g, magnesium stearate 0.264g, the pregelatinized starch 45g of the preparation of example 1, richness is added slowly under the conditions of being sufficiently stirred Terminate to addition in selenium emulsion I Ultramicro-powders, continues to be stirred 30 minutes to get composition I 90g.After testing:Composition I Middle Se content is 0.0088%, Vitamin C content 35.33%.
Embodiment 6:It is prepared by composition II
The selenium-rich emulsion II Ultramicro-powder 342g for weighing the preparation of embodiment 3, set in dried and clean mixing vessel, weigh implementation The vitamin C 200g that example 1 prepares, pregelatinized starch 453g, magnesium stearate 5g are added slowly to selenium-rich under the conditions of being sufficiently stirred Terminate to addition in emulsion II Ultramicro-powders, continues to be stirred 30 minutes to get composition II 990g, after testing:Composition Se content is 0.0062% in II, Vitamin C content 19.96%.
Embodiment 7:It is prepared by composition III
The selenium-rich emulsion III Ultramicro-powder 56g for weighing the preparation of embodiment 4, set in dried and clean mixing vessel, weigh implementation The vitamin C 15g that example 1 prepares, pregelatinized starch 27g, magnesium stearate 0.75g are added slowly to selenium-rich under the conditions of being sufficiently stirred Terminate to addition in emulsion III Ultramicro-powders, continues to be stirred 30 minutes to get composition III 90g, after testing:Combination Se content is 0.024% in object III, Vitamin C content 15.16%.
Embodiment 8:It is prepared by tablet
The composition 450g for weighing the preparation of embodiment 6 is placed in mixing vessel, uses watering can to hold to mixing under agitation 70% ethyl alcohol is slowly sprayed in device, until softwood hand pinch it is agglomerating, tapping i.e. dissipate to get.The softwood of preparation is moved into clean granulator Or in shaking screen, squeezed 20 mesh sieve, extracting screen underflow is laid in clean dried disk, thickness≤5mm to get.Wet granular moves to perseverance Warm drying box, 1 hour dry in 50 DEG C or less, detection moisture obtains dry particl between 3-5%.Cross 20 mesh shaking screens, screenings Forcing press is moved to, after adjusting pressure, tabletting speed to tablet appearance, hardness, tablet weight variation meet product quality requirement, booting pressure Piece is to get tablet 440g.Se content is 0.0062% in tablet after testing, Vitamin C content 19.96%.
Embodiment 9:It is prepared by soft capsule
Composition prepared by Example 6 is prepared into soft capsule using gelatin, glycerol and water as capsule material.
Embodiment 10:The preparation of dripping pill
Composition prepared by Example 6 adds one in stearic acid, glycerin monostearate, beeswax, hydrogenated vegetable oil Kind is several as matrix, and is prepared into dripping pill as cooling medium using water or different concentration ethanol.
Embodiment 11:The preparation of the solid orally ingestibles such as capsule, granule, pulvis
Composition prepared by Example 6 can be made by one or more of inclusion, microencapsulation, solid dispersion technology At solid orally ingestibles such as capsule, granule, pulvis.
In order to further be illustrated to present composition technique effect, the present invention chooses group prepared by embodiment 6 Object is closed as test specimen, 6. number is.Choose selenium-rich prepared by the Se-enriched yeast, vitamin C, embodiment 3 of the preparation of embodiment 1 Emulsion, vitamin C+Se-enriched yeast (prepared by embodiment 1 Se-enriched yeast 2g, vitamin C 5g, be mixed), embodiment 1., 2., 3., 4., 5. tablet prepared by 8, number are followed successively by.Carry out accelerated stability, absorption rate, antioxidant activity etc. Comparative test, it is as a result as follows:
1. accelerated stability test
Inspection target determines:Present composition component limits functional component content limit, for fully verification The stability of functional component content under the conditions of accelerated test, this experiment also choose the preferred embodiment of the present invention preparation composition, The tablet of preferred embodiment preparation and the functional component content corresponding to each component are as study on the stability index.
Grouping and experiment:It is each 200g of laboratory sample 1. 2. 5. 6. to take number respectively, is placed in clean vial, presses Material medicine and preparation stability test direction principle (《Chinese Pharmacopoeia》2015 editions four are 9001), set temperature be 40 DEG C ± 2 DEG C, It is placed 3 months under conditions of relative humidity 75% ± 5%, it is excellent to measure the present invention respectively at 0 month, 1 month, 2 months, 3 months Select tablet and the corresponding functional component content of each component and decaying prepared by the composition of embodiment preparation, preferred embodiment Rate.It the results are shown in Table 1 and table 2:
Table 1:Corresponding function component content
Table 2:Corresponding function ingredient attenuation rate (%)
Experiment conclusion:
It can be seen that from table 1, table 2:It is investigated through 3 months accelerated stabilities, 1., 2., 5., 6. functional component content is equal for sample There is different degrees of decaying;Wherein sample 1., 5., 6. relatively stablize by middle selenium nature, the attenuation rate very little of functional component, It is almost unchanged.There is different degrees of decaying in the vitamin C functional component content of sample 2., 5., 6., sample 2. in decaying compared with To be apparent, 5., 6. middle attenuation rate significantly reduces sample, significantly improves its stability, and the attenuation rate of sample 5. is less than sample 6., i.e., 5. (tablet prepared by composition preferred embodiment of the present invention) stability significantly improves sample product.
2. absorption rate is tested
Experimental animal and equipment:Kunming mouse, half male and half female, 19~21g of weight;GSH:Reduced glutathione is Domestic analysis is pure;Domestic 751 spectrophotometer and 960 fluophotometers.
Give sample dosage:Composition (test specimen is 6.) the 60kg adult prepared according to the preferred embodiment of the present invention gives sample agent Amount is determined as 1g/ days, and it is daily 150mg/kg BW (wherein 13.5mg containing Se-enriched yeast, containing dimension to sample dosage to convert mouse accordingly Raw element C 30mg);According to etc. dosage to sample than principle determine the preferred embodiment of the present invention prepare tablet samples 5. daily to Sample dosage is 150mg/kg BW (wherein 13.5mg containing Se-enriched yeast contains vitamin C 30mg), 3. sample is daily to sample dosage 51.3mg/kg BW (wherein contain Se-enriched yeast 13.5mg), according to etc. dosage to sample than principle, in conjunction with National Pharmacopeia or correlation Professional standard recommends Se-enriched yeast highest day recommended dose to calculate, 1. it is 21.5mg/kg BW that sample gives sample dosage.
Modeling, grouping and experiment:50 mouse are randomly divided into 5 groups, every group of l0 only, half male and half female, respectively control group, Se-enriched yeast group, selenium-rich emulsion group, composite preparation group, composition group.
Control group feeds physiological saline, test group by the Se-enriched yeast of weight difference gavage corresponding dosage, selenium-rich emulsion, Composite preparation and composition, continuous gavage 30 days.Blood, liver selenium and blood GSH-Px activity are measured, the results are shown in Table 3.
Table 3:The comparison of bioavailability
Found out by table 3:1., 3., 5., 6. blood, liver selenium concentration and blood GSH-Px activity are aobvious compared with the control group for sample It writes and increases (P<0.01);5. sample is apparently higher than sample 1. (P with the Blood Se concentration of sample 6.<0.05), sample 5. with sample 6. Liver selenium concentration and GSH-Px activity be significantly higher than sample 1. (P<0.01).
Test result:5. (tablet that i.e. prepared by composition preferred embodiment of the present invention) and sample be 6. (i.e. for sample Invent composition prepared by the preferred embodiment) blood, liver selenium concentration and blood GSH-Px activity be significantly higher than other samples. Illustrate that the composition prepared through the invention and tablet, functional component absorption rate relatively combine preceding each component and significantly carry It is high.
3. anti-oxidant experiment
Experimental animal and equipment:SD rats, male, weight 150-180g;D- galactolipins;SOD, MDA, GSH-Px reagents Box;DT1200 type electronic balances;MAX190 UV, visible light continuous spectrum microplate reader;Allegra X.22R refrigerated centrifuges
Give sample dosage:Composition (test specimen is 6.) the 60kg adult prepared according to the preferred embodiment of the present invention gives sample agent Amount is determined as 1g/ days, and it is that (wherein 9.4mg containing Se-enriched yeast, contains 104.2mg/kg BW to convert daily rat accordingly to sample dosage Vitamin C 20.8mg);According to etc. dosage to sample than principle determine sample 4. daily give sample dosage be 30.2mg/kg BW (its In 9.4mg containing Se-enriched yeast, contain vitamin C 20.8mg), according to etc. dosage to sample than principle, in conjunction with National Pharmacopeia or correlation Professional standard recommends Se-enriched yeast highest day recommended dose to calculate, 1. it is 14.9mg/kg BW, sample that sample gives sample dosage daily 2. being daily 52.6mg/kg BW to sample dosage.
Modeling, grouping and experiment:The SD rats 60 for taking health, are randomly divided into 6 groups, every group 10, are set as control group, mould Type group, Se-enriched yeast group, vitamin C group, Se-enriched yeast and vitamin C group and composition group.
In addition to Normal group, remaining 5 groups are injected intraperitoneally D- galactolipins (physiological saline are made into 30mg/ml, injection volume daily For l ml/100g), successive administration 50d establishes aging model 1 time a day.
Modeling starts to be administered simultaneously, and 50d is administered in continuous gavage, and 1 time a day, model group, control group give isodose life Manage brine.After last dose 1h, blood, 3500r/min is taken to centrifuge 10min, take upper serum.
The activity of SOD and GSH-Px and the content for measuring MDA in serum in serum are measured by each kit specification.Experiment It the results are shown in Table 4.
Table 4:MDA contents, SOD activity, GSH-Px Activity determination results in serum
Grouping MDA(nmol/L) SOD(U/L) GSH-Px(U/L)
Control group 191.6±32.1 47.9±7.3 598.5±13.8
Model group 283.9±47.3 32.1±5.7 537.4±20.3
227.4±41.7 49.8±6.3 583.7±14.9
215.4±49.8 57.1±4.2 590.3±12.4
204.7±37.4 59.2±7.1 594.2±11.3
196.8±39.1 60.8±3.4 597.9±12.3
Found out by table 4:Sample 1., 2., 4., 6. compared with MDA contents in model group serum, SOD activity, GSH-Px activity There were significant differences (P<0.01).1. 4. sample is significantly reduced with the MDA contents of sample 2. compared with sample with the MDA contents of sample 6. (p<0.01), and 6. 4. sample has notable difference (p with sample<0.01);4. active, GSH-Px's sample lives with the SOD of sample 6. Property compared with sample 1. with sample SOD activity 2., the active apparent increase (P of GSH-Px<0.05).
Conclusion (of pressure testing):Sample 1., 2., 4., 6. have apparent oxidation resistance, and 6. (i.e. of the present invention group of sample Close object) oxidation resistance be significantly stronger than sample 1., 2., 4..

Claims (9)

1. a kind of selenium-rich composition and preparation significantly improving stability, absorption rate, antioxidant activity.It is characterized in that: The composition is by the Se-enriched yeast of 16~71.45 parts of parts by weight, the vitamin C that 61~252.5 parts of parts by weight, parts by weight The lactose that 61~146 parts of number, the pregelatinized starch that 115~274 parts of parts by weight, the magnesium stearate group of 1~3 part of parts by weight At.The Se-enriched yeast Se content (in terms of Se) is between 0.07%~0.2%, and preferably 0.07%~0.135%, more preferably It is 0.07%~0.08%;Vitamin C content (in terms of L-AA) >=99%.
2. selenium-rich composition and preparation according to claim 1, it is characterised in that:The composition is by parts by weight 25~63 The Se-enriched yeast of part, the vitamin C that 74~201 parts of parts by weight, the lactose that 81~138 parts of parts by weight, parts by weight 153~ 259 parts of pregelatinized starch, the magnesium stearate composition that 1.5~2.8 parts of parts by weight.
3. selenium-rich composition and preparation according to claim 1, it is characterised in that:The composition is by parts by weight 34~55 The Se-enriched yeast of part, the vitamin C that 87~151 parts of parts by weight, the lactose that 101~130 parts of parts by weight, parts by weight 191 ~245 parts of pregelatinized starch, the magnesium stearate composition that 2~2.6 parts of parts by weight.
4. selenium-rich composition and preparation according to claim 1, it is characterised in that:The composition is by parts by weight 43~46 The Se-enriched yeast of part, the vitamin C that 98~101 parts of parts by weight, the lactose that 121~123 parts of parts by weight, parts by weight 228 ~231 parts of pregelatinized starch, the magnesium stearate composition that 2.4~2.5 parts of parts by weight.
5. selenium-rich composition according to claims 1 to 4 and preparation, it is characterised in that:Using emulsifying technology by Se-enriched yeast, Lactose, partially pregelatinized starch are mixed with selenium-rich emulsion;Selenium-rich emulsion is mixed with through ultramicro grinding and remaining ingredient Composition;Composition, which adds or do not add pharmaceutically acceptable auxiliary material, prepares three processing steps of preparation.
6. according to claim 5 prepared by selenium-rich emulsion, it is characterised in that:Lactose room temperature adds water to prepare saturated aqueous solution, Pregelatinized starch is added in 60 DEG C and prepares 0.2%~1.0% starch slurry, and selenium-rich is slowly added under the conditions of keeping the temperature, being fully ground Yeast to addition terminates, continue grind 2h, be cooled to room temperature to get.Wherein, starch slurry concentration is preferably 0.4%~0.8%, more Preferably 0.4%~0.6%.
7. selenium-rich composition according to claim 5, it is characterised in that:Selenium-rich emulsion is dry in 60 DEG C or less, Ultramicro-powder Be broken to 850~1100 mesh, addition remaining ingredient be thoroughly mixed uniformly to get.Wherein, selenium-rich emulsion ultramicro grinding granularity Preferably 900~1050 mesh sieve, more preferably 950~1000 mesh sieve.
8. selenium-rich composite preparation according to claim 5, it is characterised in that:Selenium-rich composition adds or does not add auxiliary material, It can be made into the oral preparations such as pulvis, granule, tablet, capsule, soft capsule, capsule and pill, dripping pill.
9. selenium-rich composition according to claims 1 to 8 and preparation, it is characterised in that:Selenium-rich composition and preparation are in medicine Application in product, health food, functional ordinary food, special medicine formula food, special diet food.
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