CN101228903A - Acidophilus milk for child and preparing method thereof - Google Patents
Acidophilus milk for child and preparing method thereof Download PDFInfo
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Abstract
The invention disclose a yoghurt for children, which is a yoghurt added with compound vitamin and compound mineral matter, wherein, in each kilogram children yoghurt, the compound vitamin comprises 500-1600Mug vitamin A, 10-130 Mug vitamin D and 0.3-0.6g taurine, while the compound mineral matter comprises 600-1400mg Ca, 20-95mg Zn and 60-190mg Fe. The invention also discloses a preparation thereof, which can be made according to the conventional yoghourt preparation technique by lactic acid bacteria (0.1-0.6u/kg), with the milk material of 75-95 percent milk, 0.03-15 percent sweetener, 0-6 percent milk protein powder, 0.2-3.0 percent stabilizer, 0.02-0.1 percent compound vitamin preparation, 0.02-0.1 percent compound mineral matter preparation and 0-0.1 percent flavor compound. The nutritional elements of the product is reasonably collocated according to the growth and development requirements of children, and solves the problem of bad taste, thus easy for the children to accept.
Description
Technical field
The present invention relates to the dairy products field, particularly a kind of acidophilus milk for child and preparation method thereof.
Background technology
Be to adapt to upgrowth and development of children, need to replenish some special nutrients, for example, vitamin and amino acid such as vitamin A, vitamin D, taurine, and mineral matters such as calcium, iron, zinc.Yet these elements such as taurine, calcium, iron etc. itself all have not too joyful taste; provide the preparation of the nutrient that comprises that above-mentioned multiple children are required to be generally child nutrition tablet or oral liquid at present; but taste is generally not good, is medicine type simultaneously, is difficult for accepting for children.
On the other hand, now study more be based on water, add the nutritious and healthy drink of vitamin or mineral matter etc., and addition is less, is only applicable to adult (CN92111793.0, CN 95109263.4).
Summary of the invention
The technical problem to be solved in the present invention provides that a kind of suitable child nutrition is required, taste is good easily is acidophilus milk for child of children's acceptance and preparation method thereof.
As everyone knows, this just contains nutriments such as vitamin A, vitamin D, taurine, calcium, zinc and iron in the sour milk, and outside the deliming, all the other content of material are very low, but all can not satisfy the growth of children needs, therefore needs extra the interpolation.Because vitamin and amino acid such as vitamin A, vitamin D, taurine; and mineral matter local flavor such as calcium, iron, zinc is bad; the preparation technology of sour milk easily causes loss to nutriments such as vitamins in addition, moreover these nutriments also can influence the stable of sour milk system conversely.Therefore, the inventor is by research, and the addition that filters out above-mentioned main nutrient matter makes it reach certain content range in final sour milk products, and it is required both to have satisfied upgrowth and development of children, guarantees sour milk local flavor and stability again.
Therefore; the present invention solves the problems referred to above by following technical proposal: a kind of acidophilus milk for child; it is to have added B B-complex and the amino acid that comprises vitamin A, vitamin D and taurine; and the sour milk that comprises the composite mineral matter of calcium, zinc and iron; wherein in the per kilogram acidophilus milk for child; comprise the vitamin A of 500-1600 μ g, the vitamin D of 10-130 μ g and the taurine of 0.2-0.6g, and the calcium of 600-1400mg, the zinc of 20-95mg and the iron of 60-190mg.
According to the present invention, the sour milk in the described acidophilus milk for child can be any existing sour milk products, and in other words, it is similar about component index and existing sour milk products.Fat content in the common sour milk is about 2.5%-2.8% usually in the market, and protein content is about 2.3%-2.7%, and non-fat solid content is about 6.5%-10.0%.For more helping upgrowth and development of children, the present invention can suitably improve fat and Protein content in the sour milk, thereby wherein fat content is about 2.0%-4.0%, and protein content is about 2.3%-7.5%, and non-fat solid content is about 7%-15%.
Because calcium content is abundant in the sour milk, is about the 500-1000mg/Kg sour milk, it exists with the milk calcium form usually, so the calcium in the acidophilus milk for child of the present invention comprises the endogenous calcium that derives from sour milk itself, and the exogenous calcium in the composite mineral matter of extra interpolation.And consider the stability of product special flavour and sour milk system, the preferred calcium carbonate of described exogenous calcium, milk calcium and calcium lactate etc. are as the calcium source, and based on calcium carbonate.So according to the present invention, the calcium in the acidophilus milk for child is from endogenous milk calcium and exogenous calcium preparation; Described exogenous calcium preparation is at least two kinds in calcium carbonate, milk calcium and calcium lactate preferably, wherein calculate with calcium constituent, and the percentage by weight of calcium carbonate is 50～80%.
And zinc and ferro element are very little because of the content of sour milk own, can ignore with respect to extra addition in acidophilus milk for child of the present invention, therefore almost are exogenous zinc and exogenous iron.And consider the stability of product special flavour and sour milk system, described zinc is preferably from least two kinds in zinc lactate, zinc sulfate and the zinc gluconate etc., more preferably, wherein based on zinc lactate and zinc gluconate, calculate with the zinc element, the percentage by weight of zinc lactate is 40～60%, the percentage by weight of zinc gluconate is 30～50%.And described iron more preferably, wherein based on ferrous sulfate, with ferro element calculates preferably from two kinds in ferrous sulfate, ferric pyrophosphate and the EDTA chelated iron at least, and the percentage by weight of ferrous sulfate is 50～70%.Every index of acidophilus milk for child of the present invention is as shown in the table:
| Project | Index |
| Non-fat solid | 7-15％ |
| Fat | 2.0-4.0％ |
| Protein | 2.3-7.5％ |
| Vitamin A | 500-1600μg/Kg |
| Vitamin D | 10-130μg/Kg |
| Taurine | 0.2-0.6g/Kg |
| Calcium | 600-1400mg/Kg |
| Zinc | 20-95mg/Kg |
| Iron | 60-190mg/Kg |
| Lactic acid bacteria | 10 6～10 8cfu/ml |
| pH | 4.0-5.0 |
For making above-mentioned acidophilus milk for child, preparation method of the present invention can may further comprise the steps:
1. the milk of 75-95% in the dairy milk starting material, the sweetener of 0.03-15%, the lactoprotein powder of 0-6%, the stabilizing agent of 0.2-3.0% and the composite mineral matter preparation that comprises calcium, zinc and iron preparation of 0.02-0.1% are mixed;
2. step mixture is 1. carried out homogeneous;
3. with the mixture sterilization behind the homogeneous;
4. the cooling back of the mixture after the sterilization is added in the dairy milk starting material 0～1% flavor substance and B B-complex that comprises vitamin A, vitamin D and taurine and the amino acid preparation of 0.02-0.1%, and in the per kilogram dairy milk starting material, add the lactobacillus inoculum fermentation of 0.1～0.6u;
5. tunning is cooled to room temperature;
Wherein, above-mentioned percentage accounts for the percentage of dairy milk starting material gross weight for each raw material components.
Because the difference of acidophilus milk for child of the present invention and common sour milk maximum is to have added B B-complex and amino acid preparation and composite mineral matter preparation, therefore the key component and the common sour milk of its sour milk raw material are similar, comprise dairy milk starting materials such as milk, sweetener, stabilizing agent, and the zymophyte lactic acid bacteria.Preferably, in composition of raw materials, add a certain amount of lactoprotein powder, as milk protein powder, WPC, whey isolate protein, casoid flour etc., these lactoprotein powder both can improve the quality of product, make product quality stiff smooth, can increase the protein content of product again, its nutritive value is enhanced, simultaneously can also play the effect of better covering, play the effect that improves mouthfeel bad flavor; More preferably, add flavor substances such as flavoring essence, spices and then more can improve local flavor.
According to the present invention, said milk is meant ordinary milk or the recombined milk or the milk-contained drink that are mixed with milk powder, whey powder, rare cream or other milk ingredients, wherein fat 〉=3.1%, protein 〉=2.9%, non-fat solid 〉=8.3%.
The definition of sweetener: comprise that sucrose, Aspartame, acesulfame potassium and other sweetener etc. can bring the material of sweet taste.
Stabilizing agent claims thickener again: the powdered object that is mixed by food grade emulsifiers such as pectin, converted starch and thickener.
Lactic acid bacteria mainly comprises: by streptococcus thermophilus, lactobacillus bulgaricus, Bifidobacterium, lactobacillus acidophilus (lactobacillus.acidophilus), Lactobacillus casei (lactobacillus.casei), Lactobacillus salivarius (lactobacillus salivarius), streptococcus lactis (Strept.lactis), LGG (lactobacillusGG) etc. separately or mix showing of forming and be usually used in yoghurt bacterium.
For when guaranteeing the mineral matter normal contents, cover its bad smell better, the present invention selects the composite mineral matter preparation, comprises that mineral matters such as calcium carbonate, milk calcium, calcium lactate, zinc lactate, zinc sulfate, zinc gluconate, ferrous sulfate, ferric pyrophosphate, EDTA chelated iron are composited.Wherein calcium preparation comprises calcium carbonate, milk calcium, calcium lactate etc., generally based on calcium carbonate, calculates with calcium constituent, accounts for 50-80% greatly, and all the other are other calcium sources such as milk calcium and calcium lactate; Zinc preparation comprises zinc lactate, zinc sulfate, zinc gluconate etc., based on zinc lactate and zinc gluconate, calculates with the zinc element, and the zinc lactate ratio is 40-60%, and the zinc gluconate ratio is 30-50%, and all the other are other zinc sources such as zinc sulfate; Iron preparation comprises ferrous sulfate, ferric pyrophosphate, EDTA chelated iron, based on ferrous sulfate, calculates with ferro element, and ratio is about 50-70%, and all the other are other sources of iron such as EDTA chelated iron.Certainly, also can add other mineral matters again in the described composite mineral matter, such as element phosphor, magnesium, copper, iodine, sodium, potassium etc.
And general vitamin is responsive to comparisons such as heat treatments; lose most nutrient in the conventional sour milk process easily; so the present invention takes the preparation that comprises that amino acid such as vitamins such as vitamin A, vitamin D and taurine are composited; more preferably be the vitamin that to select for use commercially available employing protein embedding or microencapsulation to handle; can guarantee the stability of above-mentioned nutrient preferably, also promote some fat-soluble vitamins being evenly distributed in the sour milk system such as vitamin A, D simultaneously.Take into account the required and taste of nutrition of final products, preferably include the vitamin A of 1000-3000 μ g, the vitamin D of 100-300 μ g and the taurine of 600-980mg in the every restraint agent of described B B-complex and amino acid.Certainly, can also add other vitamins and amino acid again in described B B-complex and the amino acid, as vitamin E, vitamin B complex, vitamin K
1, vitamin C, nicotinic acid, folic acid etc.
In the above-mentioned preparation method of the present invention, except that the interpolation of raw material composite mineral matter preparation and B B-complex and amino acid preparation preparation, all the other steps and process conditions can be similar with the preparation technology of conventional sour milk.Specifically, step 1. mix and step 2. the temperature of homogeneous be 30～80 ℃, the pressure of homogeneous is 15～30Mpa; Step 3. can be under 70～120 ℃ temperature sterilization 10 seconds～30 minutes; The temperature of 4. middle cooling of step and fermentation is 25～50 ℃, and fermentation time is 4～10 hours; Step room temperature 5. can be 10～25 ℃ of left and right sides scopes.
For guaranteeing B B-complex and amino acid whose stability better, the present invention also can adopt the technology of aseptic interpolation B B-complex and amino acid preparation after fermentation ends, be that B B-complex and the amino acid preparation of step in 4. can change in the product after 4. step ferments and add, under 0.2～1.2Mpa low pressure, carry out the homogeneous second time again, assurance mixes, and carries out step 5. then.More preferably, the low pressure homogeneous can adopt and pressed valve gear to finish fully described second time.
Two kinds of modes of adding B B-complex and amino acid preparation of the invention described above can avoid fermenting preceding heat treatment, homogeneous etc. on the one hand to the bigger technology of vitamin destruction, have guaranteed the accuracy and the safe and sanitary of consumption on the other hand.
Acidophilus milk for child product of the present invention has stability preferably; It is a base-material with the mellow sour milk of milk, the taste sweet and sour taste, like for children easily, strengthen child growth and grown required various vitamins and mineral matter, be particularly suitable for its demand, simultaneously a large amount of biodiasmins arranged again, can help children to promote to digest and assimilate, strengthen immunity, the health promotion function is more comprehensive.
The specific embodiment
Further specify the present invention with embodiment below, but the present invention is not limited.
Embodiment 1
Prescription (every Kg raw material):
| Raw material | Ingredient requirement | Addition |
| Milk | Fat 〉=3.1%, protein 〉=2.9%, non-fat solid 〉=8.3% | 83.96％ |
| Sucrose | Total solid 〉=94% | 9％ |
| The lactoprotein powder | Total solid 〉=94%, protein 〉=80% | 6％ |
| B B-complex and amino acid | V A1000-3000μg/g，V D100-300 μ g/g, taurine 600-980mg/g | 0.02％ |
| The composite mineral matter preparation | Iron 100-400mg/g (ferrous sulfate 50%, ferric pyrophosphate+EDTA chelated iron 50%), zinc 80-350mg/g (zinc lactate 40%, zinc gluconate 30%, zinc sulfate 30%), calcium 100-400mg/g (calcium carbonate 50%, milk calcium 50%) | 0.02％ |
| Thickener | Total solid 〉=94% | 1％ |
| Flavor substance | 0％ | |
| Lactic acid bacteria | Streptococcus thermophilus, lactobacillus bulgaricus, Bifidobacterium | 0.4u/Kg |
Preparation technology:
1. with milk, sucrose (white granulated sugar), lactoprotein powder, thickener, composite mineral matter preparation 30 ℃ of mixing;
2. with said mixture at 30 ℃, homogeneous under the 30MPa pressure;
3. then carried out sterilization 30 minutes at 70 ℃;
4. being cooled to 25 ℃ of adding lactic acid bacterias, B B-complex and amino acid preparations fermented 10 hours;
5. be cooled to and promptly get acidophilus milk for child of the present invention about 10 ℃.
Index:
| Project | Index |
| Non-fat solid | 14.55％ |
| Fat | 2.84％ |
| Protein | 7.24％ |
| Vitamin A (V A) | 585μg/Kg |
| Vitamin D (V D) | 26μg/Kg |
| Taurine | 0.20g/Kg |
| Calcium | 865mg/Kg |
| Zinc | 26mg/Kg |
| Iron | 61mg/Kg |
| Lactic acid bacteria | 10 6cfu/ml |
| pH | 4.0 |
Embodiment 2
Prescription (every Kg raw material):
| Raw material | Ingredient requirement | Addition |
| Milk | Fat 〉=3.1%, protein 〉=2.9%, non-fat solid 〉=8.3% | 77.86％ |
| Sucrose | Total solid 〉=94% | 15％ |
| The lactoprotein powder | Total solid 〉=94%, protein 〉=80% | 4％ |
| B B-complex and amino acid | V A1000-3000μg/g，V D100-300 μ g/g, taurine 600-980mg/g | 0.03％ |
| The composite mineral matter preparation | Iron 100-400mg/g (ferrous sulfate 60%, ferric pyrophosphate+EDTA chelated iron 40%), zinc 80-350mg/g (zinc lactate 50%, zinc gluconate 30%, zinc sulfate 20%), calcium 100-400mg/g (calcium carbonate 60%, milk calcium+calcium lactate 40%) | 0.03％ |
| Thickener | Total solid 〉=94% | 3％ |
| Flavor substance | 0.08％ | |
| Lactic acid bacteria | Streptococcus thermophilus, lactobacillus bulgaricus, Bifidobacterium, lactobacillus acidophilus | 0.5u/Kg |
Preparation technology:
1. with milk, sucrose (white granulated sugar), lactoprotein powder, thickener, composite mineral matter preparation 30 ℃ of mixing;
2. with said mixture at 40 ℃, homogeneous under the 25MPa pressure;
3. then carried out sterilization 10 minutes at 90 ℃;
4. be cooled to 30 ℃ and add flavor substance essence, inoculating lactic acid bacterium fermentation 9 hours adds then under B B-complex and the amino acid preparation 0.2Mpa low pressure and carries out the homogeneous second time;
5. be cooled to and promptly get acidophilus milk for child of the present invention about 13 ℃.
Index:
| Project | Index |
| Non-fat solid | 10.06％ |
| Fat | 2.57％ |
| Protein | 5.46％ |
| Vitamin A | 911μg/Kg |
| Vitamin D | 45μg/Kg |
| Taurine | 0.36g/Kg |
| Calcium | 838mg/Kg |
| Zinc | 59mg/Kg |
| Iron | 66mg/Kg |
| Lactic acid bacteria | 10 7cfu/ml |
| pH | 4.2 |
Embodiment 3
Prescription (every Kg raw material):
| Raw material | Ingredient requirement | Addition |
| Milk | Fat 〉=3.1%, protein 〉=2.9%, non-fat solid 〉=8.3% | 85.91％ |
| Sucrose | Total solid 〉=94% | 8％ |
| The lactoprotein powder | Total solid 〉=94%, protein 〉=80% | 5％ |
| B B-complex and amino acid | V A1000-3000μg/g，V D100-300 μ g/g, taurine 600-980mg/g | 0.04％ |
| The composite mineral matter preparation | Iron 100-400mg/g (ferrous sulfate 60%, ferric pyrophosphate 40%), zinc 80-350mg/g (zinc lactate 40%, zinc gluconate 40%, zinc sulfate 20%), calcium 100-400mg/g (calcium carbonate 70%, calcium lactate 30%) | 0.05％ |
| Thickener | Total solid 〉=94% | 0.7％ |
| Flavor substance | 0.3％ | |
| Lactic acid bacteria | Streptococcus thermophilus, lactobacillus bulgaricus, Lactobacillus casei | 0.6u/Kg |
Preparation technology:
1. with milk, sucrose (white granulated sugar), lactoprotein powder, thickener, composite mineral matter preparation 50 ℃ of mixing;
2. with said mixture at 50 ℃, homogeneous under the 25MPa pressure;
3. then carried out sterilization 5 minutes at 95 ℃;
4. be cooled to 35 ℃ and add flavor substance essence, inoculating lactic acid bacterium fermentation 8 hours adds the employing of B B-complex and amino acid preparation then and presses valve [Alfa Laval (Alfa Laval), CPM-2] to carry out the homogeneous second time fully under 0.8Mpa low pressure;
5. be cooled to and promptly get acidophilus milk for child of the present invention about 13 ℃.
Index:
| Project | Index |
| Non-fat solid | 11.64％ |
| Fat | 2.87％ |
| Protein | 6.49％ |
| Vitamin A | 998μg/Kg |
| Vitamin D | 60μg/Kg |
| Taurine | 0.40g/Kg |
| Calcium | 960mg/Kg |
| Zinc | 49mg/Kg |
| Iron | 82mg/Kg |
| Lactic acid bacteria | 10 8cfu/ml |
| pH | 4.4 |
Embodiment 4
Prescription (every Kg raw material):
| Raw material | Ingredient requirement | Addition |
| Milk | Fat 〉=3.1%, protein 〉=2.9%, non-fat solid 〉=8.3% | 83.77％ |
| Sucrose | Total solid 〉=94% | 12％ |
| The lactoprotein powder | Total solid 〉=94%, protein 〉=80% | 2％ |
| B B-complex and amino acid | V A1000-3000μg/g，V D100-300 μ g/g, taurine 600-980mg/g | 0.06％ |
| The composite mineral matter preparation | Iron 100-400mg/g (ferrous sulfate 70%, EDTA chelated iron 30%), zinc 80-350mg/g (zinc lactate 60%, zinc gluconate 30%, zinc sulfate 10%), calcium 100-400mg/g (calcium carbonate 80%, milk calcium 20%) | 0.07％ |
| Thickener | Total solid 〉=94% | 1.5％ |
| Flavor substance | 0.6％ | |
| Lactic acid bacteria | Streptococcus thermophilus, lactobacillus bulgaricus, streptococcus lactis | 0.3u/Kg |
Preparation technology:
1. with milk, sucrose (white granulated sugar), lactoprotein powder, thickener, composite mineral matter preparation 60 ℃ of mixing;
2. with 60 ℃ of above-mentioned mixing, homogeneous under the 25MPa pressure;
3. then carried out sterilization 3 minutes at 105 ℃;
4. be cooled to 37 ℃ and add flavor substance essence, B B-complex and amino acid preparation, inoculating lactic acid bacterium fermentation 7 hours;
5. be cooled to and promptly get acidophilus milk for child of the present invention about 21 ℃.
Index:
| Project | Index |
| Non-fat solid | 8.76％ |
| Fat | 2.68％ |
| Protein | 4.03％ |
| Vitamin A | 720μg/Kg |
| Vitamin D | 90μg/Kg |
| Taurine | 0.48g/Kg |
| Calcium | 1048mg/Kg |
| Zinc | 56mg/Kg |
| Iron | 132mg/Kg |
| Lactic acid bacteria | 10 6cfu/ml |
| pH | 4.5 |
Embodiment 5
Prescription (every Kg raw material):
| Raw material | Ingredient requirement | Addition |
| Milk | Fat 〉=3.1%, protein 〉=2.9%, non-fat solid 〉=8.3% | 92.54％ |
| Sucrose | Total solid 〉=94% | 6％ |
| The lactoprotein powder | Total solid 〉=94%, protein 〉=80% | 0％ |
| B B-complex and amino acid | V A1000-3000μg/g，V D100-300 μ g/g, taurine 600-980mg/g | 0.08％ |
| The composite mineral matter preparation | Iron 100-400mg/g (ferrous sulfate 60%, ferric pyrophosphate+EDTA chelated iron 40%), zinc 80-350mg/g (zinc lactate 50%, zinc gluconate 50%), calcium 100-400mg/g (calcium carbonate 70%, milk calcium+calcium lactate 30%) | 0.08％ |
| Thickener | Total solid 〉=94% | 0.5％ |
| Flavor substance | 0.8％ | |
| Lactic acid bacteria | Streptococcus thermophilus, lactobacillus bulgaricus | 0.2u/Kg |
Preparation technology:
1. with milk, sucrose (white granulated sugar), lactoprotein powder, thickener, composite mineral matter preparation 70 ℃ of mixing;
2. with 70 ℃ of above-mentioned mixing, homogeneous under the 20MPa pressure;
3. then carried out sterilization 1 minute at 110 ℃;
4. be cooled to 40 ℃ and add flavor substance essence, B B-complex and amino acid preparation, inoculating lactic acid bacterium fermentation 6 hours;
5. be cooled to and promptly get acidophilus milk for child of the present invention about 15 ℃.
Index:
| Project | Index |
| Non-fat solid | 7.68％ |
| Fat | 3.33％ |
| Protein | 2.35％ |
| Vitamin A | 989μg/Kg |
| Vitamin D | 121μg/Kg |
| Taurine | 0.56g/Kg |
| Calcium | 1113mg/Kg |
| Zinc | 86mg/Kg |
| Iron | 139mg/Kg |
| Lactic acid bacteria | 10 7cfu/ml |
| pH | 4.7 |
Embodiment 6
Prescription (every Kg raw material):
| Raw material | Ingredient requirement | Addition |
| Milk | Fat 〉=3.1%, protein 〉=2.9%, non-fat solid 〉=8.3% | 93.82％ |
| Acesulfame potassium | Total solid 〉=94% | 0.03％ |
| The lactoprotein powder | Total solid 〉=94%, protein 〉=80% | 3％ |
| B B-complex and amino acid | V A1000-3000μg/g，V D100-300 μ g/g, taurine 600-980mg/g | 0.05％ |
| The composite mineral matter preparation | Iron 100-400mg/g (ferrous sulfate 50%, ferric pyrophosphate+EDTA chelated iron 50%), zinc 80-350mg/g (zinc lactate | 0.1％ |
| 40%, zinc gluconate 50%, zinc sulfate 10%), calcium 100-400mg/g (calcium carbonate 60%, milk calcium+calcium lactate 40%) | ||
| Thickener | Total solid 〉=94% | 2.0％ |
| Flavor substance | 1.0％ | |
| Lactic acid bacteria | Streptococcus thermophilus, lactobacillus bulgaricus, LGG bacterium | 0.1u/Kg |
Preparation technology:
1. with milk, acesulfame potassium, lactoprotein powder, thickener, composite mineral matter preparation 80 ℃ of mixing;
2. with 80 ℃ of above-mentioned mixing, homogeneous under the 15MPa pressure;
3. then carry out 10 seconds of sterilization at 120 ℃;
4. be cooled to 50 ℃ and add flavor substance essence, B B-complex and amino acid preparation, inoculating lactic acid bacterium fermentation 4 hours;
5. be cooled to and promptly get acidophilus milk for child of the present invention about 25 ℃.
Index:
| Project | Index |
| Non-fat solid | 10.49％ |
| Fat | 3.03％ |
| Protein | 5.12％ |
| Vitamin A | 1523μg/Kg |
| Vitamin D | 72μg/Kg |
| Taurine | 0.41g/Kg |
| Calcium | 1260mg/Kg |
| Zinc | 94mg/Kg |
| Iron | 188mg/Kg |
| Lactic acid bacteria | 10 6cfu/ml |
| pH | 4.9 |
Percentage in the foregoing description all is weight percentage, the percentage composition of various mineral cpds all is to be as the criterion with contained mineral matter element to calculate in the composite mineral matter preparation, as calcium carbonate 50%, be meant that calcium in the calcium carbonate accounts for 50% of calcium total amount in the composite mineral matter preparation.
Each raw material sources in the foregoing description are:
Milk: Shanghai Bright Dairy ﹠ Food Co., Ltd the 7th, nine pastures,
The lactoprotein powder: New Zealand Dairy Board, my raw-food material Co., Ltd,
Lactic acid bacteria: French Rhodia, Denmark Hansen Corp.,
Stabilizing agent (thickener): Degussa food material company, Danisco (China) Co., Ltd,
B B-complex and amino acid, composite mineral matter: encourage into food industry Co., Ltd, Luo Shi (China) Co., Ltd,
Flavor substance: international fragrance (China) Co., Ltd, Shanghai Givaudan Co., Ltd.
The taste of experimental example 1 acidophilus milk for child of the present invention
Acidophilus milk for child product of the present invention (embodiment 4 is example) is carried out the validity check of taste aspect, with existing commercially available acid milk drink (bright dairy industry, acid milk drink), flavor yoghourt (bright dairy industry, yoghurt) and commercially available child nutrition tablet (your treasured Sino-U.S. executes, children's Gold Theragran) in contrast, subjective appreciation is finished by 20 valuation officers (6-15 year children).The high person of score is then effective, estimates high.
Experimental technique brief introduction: select 20 6-15 year healthy children to carry out product Blind Test (being that product to be measured places blank cup to be tasted respectively and evaluated by the children of independent isolation), three projects altogether, wherein local flavor refers to the taste that product has, comprise whether milk or fruit perfume (or spice) or other fragrance of product is pure, whether bitter taste, astringent taste, metallic taste or other bad flavors are arranged, be divided into excellent, good, general third gear, can get respectively 3 minutes, 2 minutes and 1 minute; Mouthfeel is meant the quality of product in mouth, for example, the stiff sense, fine and smooth sense, smooth sense, whether residual sense has particle etc., is divided into excellent, good, general third gear, can get respectively 3 minutes, 2 minutes and 1 minute; Sour-sweet ratio is meant the sour-sweet degree sensation of product, and sour-sweet just right person got 3 fens, and sweet partially meta-acid got 2 fens, and serious sweet partially meta-acid got 1 fen.With each children's trial test COMPREHENSIVE CALCULATING mark as a result, promptly each individual event full marks is 60 minutes then.
The result is as shown in the table:
Show that by above data acidophilus milk for child of the present invention has bigger improvement than common acids milk beverage and flavor yoghourt on local flavor and mouthfeel, the advantage of comparing its taste with the child nutrition tablet is more obvious, and this product also has higher nutritive value simultaneously.
The stability of experimental example 2 acidophilus milk for child of the present invention
Acidophilus milk for child of the present invention has stability preferably, show the organoleptic indicators such as viscosity, acidity of product on the one hand, show the stability of nutrient on the other hand, in 31 days monitor procedure, the content of the viscosity of product, acidity, pH and each nutrient is all highly stable.Specific as follows:
1, the monitoring of product acidity and viscosity (embodiment 4 is an example):
| Fate | pH | Acidity, ° T | Viscosity, pa.s |
| 1 | 4.25 | 76 | 0.803 |
| 3 | 4.20 | 80 | 0.986 |
| 6 | 4.15 | 81 | 0.914 |
| 9 | 4.08 | 86 | 1.00 |
| 11 | 4.13 | 85 | 0.887 |
| 13 | 4.03 | 86 | 0.862 |
| 16 | 4.02 | 88 | 1.07 |
| 18 | 4.09 | 88 | 0.968 |
| 20 | 4.04 | 88 | 0.745 |
| 24 | 4.15 | 83 | 1.07 |
| 28 | 4.08 | 86 | 0.995 |
| 31 | 4.06 | 86 | 1.011 |
2, nutritive element content monitoring: (embodiment 4 is an example)
| Fate | Vitamin A μ g/Kg | Vitamin D μ g/Kg | Taurine g/Kg | Calcium mg/Kg | Zinc mg/Kg | Iron mg/Kg |
| 1 | 720 | 90 | 0.48 | 1048 | 56 | 132 |
| 7 | 711 | 89 | 0.48 | 1040 | 54 | 134 |
| 13 | 708 | 88 | 0.46 | 1029 | 55 | 122 |
| 19 | 705 | 86 | 0.44 | 1031 | 53 | 118 |
| 25 | 699 | 85 | 0.44 | 1022 | 52 | 119 |
| 31 | 702 | 84 | 0.42 | 1018 | 53 | 124 |
Claims (10)
1. acidophilus milk for child, it is to have added B B-complex and the amino acid that comprises vitamin A, vitamin D and taurine, and the sour milk that comprises the composite mineral matter of calcium, zinc and iron; Wherein in the per kilogram acidophilus milk for child, comprise the vitamin A of 500-1600 μ g, the vitamin D of 10-130 μ g and the taurine of 0.3-0.6g, and the calcium of 600-1400mg, the zinc of 20-95mg and the iron of 60-190mg.
2. acidophilus milk for child as claimed in claim 1 is characterized in that described calcium is from endogenous milk calcium and exogenous calcium preparation; Described exogenous calcium preparation is selected from least two kinds in calcium carbonate, milk calcium and the calcium lactate, wherein calculates with calcium constituent, and the percentage by weight of calcium carbonate is 50～80%.
3. acidophilus milk for child as claimed in claim 1, it is characterized in that described zinc is mainly from least two kinds in zinc lactate, zinc sulfate and the zinc gluconate, wherein calculate with the zinc element, the percentage by weight of zinc lactate is 40～60%, the percentage by weight of zinc gluconate is 30～50%.
4. acidophilus milk for child as claimed in claim 1 is characterized in that described iron mainly from least two kinds in ferrous sulfate, ferric pyrophosphate and the EDTA chelated iron, wherein calculates with ferro element, and the percentage by weight of ferrous sulfate is 50～70%.
5. the preparation method of an acidophilus milk for child as claimed in claim 1, it may further comprise the steps:
1. the milk of 75-95% in the dairy milk starting material, the sweetener of 0.03-15%, the lactoprotein powder of 0-6%, the stabilizing agent of 0.2-3.0% and the composite mineral matter preparation that comprises calcium, zinc and iron preparation of 0.02-0.1% are mixed;
2. step mixture is 1. carried out homogeneous;
3. with the mixture sterilization behind the homogeneous;
4. the cooling back of the mixture after the sterilization is added in the dairy milk starting material 0～1% flavor substance and B B-complex that comprises vitamin A, vitamin D and taurine and the amino acid preparation of 0.02-0.1%, and in the per kilogram dairy milk starting material, add the lactobacillus inoculum fermentation of 0.1～0.6u;
5. tunning is cooled to room temperature;
Wherein, above-mentioned percentage accounts for the percentage of dairy milk starting material gross weight for each raw material components.
6. preparation method as claimed in claim 5 is characterized in that described calcium preparation comprises at least two kinds in calcium carbonate, milk calcium and the calcium lactate, wherein calculates with calcium constituent, and the percentage by weight of calcium carbonate is 50～80%; Described zinc preparation comprises at least two kinds in zinc lactate, zinc sulfate and the zinc gluconate, wherein calculates with the zinc element, and the zinc lactate percentage by weight is 40-60%, and the zinc gluconate percentage by weight is 30-50%; Described iron preparation comprises at least two kinds in ferrous sulfate, ferric pyrophosphate and the EDTA chelated iron, wherein calculates with ferro element, and the ferrous sulfate percentage by weight is 50-70%.
7. preparation method as claimed in claim 5 is characterized in that comprising in the every restraint agent of described B B-complex and amino acid the vitamin A of 1000-3000 μ g, the vitamin D of 100-300 μ g and the taurine of 600-980mg.
8. preparation method as claimed in claim 5, it is characterized in that 1. step mixes and step 2. the temperature of homogeneous be 30～80 ℃, the pressure of homogeneous is 15～30Mpa; 3. step is sterilization 10 seconds～30 minutes under 70～120 ℃ temperature; The temperature of 4. middle cooling of step and fermentation is 25～50 ℃, and fermentation time is 4～10 hours.
9. as each described preparation method of claim 5～8, it is characterized in that B B-complex during step 4. and amino acid preparation can change in the product after 4. step ferments adds, under 0.2～1.2Mpa pressure, carry out the homogeneous second time again, carry out step 5. then.
10. preparation method as claimed in claim 9 is characterized in that homogeneous adopted and pressed valve to finish fully described second time.
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