CN102406102B

CN102406102B - Stabilizing agent composition and its application in liquid state milk for neonates to 6-month babies

Info

Publication number: CN102406102B
Application number: CN2011103651138A
Authority: CN
Inventors: 孙超; 巴根纳; 樊启程; 付永刚; 张丽媛
Original assignee: Inner Mongolia Yili Industrial Group Co Ltd
Current assignee: Inner Mongolia Yili Industrial Group Co Ltd
Priority date: 2011-11-17
Filing date: 2011-11-17
Publication date: 2013-06-05
Anticipated expiration: 2031-11-17
Also published as: CN102406102A

Abstract

The invention relates to a stabilizing agent composition and its application in liquid state milk for neonates to 6-month babies. The stabilizing agent composition comprises carragheenan, guar gum, locust bean gum and monoglyceride. The composition can be used as the stabilizing agent for liquid state milk for neonates to 6-month babies, and can enhance the stability of the product.

Description

Stabiliser compositions and in nascent application to 6 months liquid condition milk for baby

Technical field

The invention belongs to milk product additive and milk product manufacture field, particularly, the present invention relates to a kind of stabiliser compositions and in nascent application to 6 months liquid condition milk for baby, and the liquid condition milk for baby of producing thus.

Background technology

Babies is significant in life period, breast milk is undoubtedly the optimal wholefood of baby, yet due to reasons such as working condition, occupation, diseases, the nursing present situation of breast milk is unsatisfactory, show according to interrelated data, the baby breastfeeding rate that China came into being six months: the city is about 20%, the rural area is about 60%, and on present China market, infant's milk powder substitute kind is limited, nutritional labeling is not comprehensive yet, and the infant formula of therefore producing reasonably, be fit to infant growth is extremely urgent.

Concerning the baby, best food is breast milk, because the composition that contains the necessary nutriment of infant physical growth in breast milk and strengthen infant immunity, but now in society, often cause for various reasons a lot of women breast-feeding their children to provide enough breast milks for the baby, we just have to seek a kind of method, obtain a kind of substitute that can replace in some sense breast milk.

Milk be up to now people from occurring in nature can obtain near perfect a kind of food, animal protein, butter oil and vitamin etc. that he not only can provide health and brain to grow needed high-quality to people, but also be the optimal selection of calcium replenishing.

But make a big difference on the composition of breast milk and milk, wherein for example aliphatic acid forms and breast milk makes a big difference, lack linoleic acid plus linolenic acid, also lack arachidonic acid (ARA) and DHA (DHA), there is a lot of baby milks to make every effort to accomplish approach with breast milk in prior art, people constantly exploring and effort, on composition and function, make the composition proportion of baby milk more and more near breast milk always for this reason.

Simultaneously, in existing society, people's rhythm of life than very fast, is that a loaded down with trivial details easily appearance is such as misplacing the problems such as ratio, pollution for cooling boiling water for baby rushes milk powder.So making every effort to obtain a kind of baby's liquid milk always, people substitute to a certain extent baby milk, but due to technical reason, cause albumen precipitation such as multiple foreign substance adds can influence each other in milk, fat floats in a large number, nutriment sex change etc. problem.

CN101427798A discloses a kind of liquid condition milk for baby, the stabilizing agent that proposes to use is selected from: phosphatide, carragheen, guar gum, locust bean gum, single/pair/triglyceride, monoglyceride, the combination of two or more in sucrose ester, wherein specifically used carragheen (0.01～0.05 % by weight), locust bean gum (0.02～0.08 % by weight), single/pair/combination of triglyceride (0.02～0.08 % by weight), perhaps guar gum (0.05～0.1 % by weight), single/pair/triglyceride (0.02～0.05 % by weight), the composition of monoglyceride (0.02～0.05 % by weight), perhaps phosphatide (0.05～0.1 % by weight), single/pair/triglyceride (0.02～0.05 % by weight), the combination of sucrose ester (0.05～0.1 % by weight).

CN101322522A discloses a kind of frozen, propose stabilizing agent and can be monoglyceride, sodium carboxymethylcellulose, carragheen, guar gum, xanthans, locust bean gum or its mixture, wherein specifically used the combination (0.2 % by weight) of monoglyceride and sodium carboxymethylcellulose, or the combination of monoglyceride and carragheen (0.2 % by weight), or sodium carboxymethylcellulose (0.2 % by weight), the combination of locust bean gum (0.03 % by weight) and carragheen (0.07 % by weight), or sodium carboxymethylcellulose, the combination of carragheen and guar gum (0.25 % by weight), or carragheen or locust bean gum (0.15 % by weight).

For the liquid condition milk for baby product of complicated component, the stabilizing agent in above-mentioned document is still not ideal enough, and the stability of product and holding time need further to improve.

Summary of the invention

The purpose of this invention is to provide a kind of stabiliser compositions and the application in the liquid lacteal product of baby's use in 6 months of coming into being thereof.Owing to containing stabiliser compositions of the present invention, the holding time of milk product and stability have obtained beyond thought improvement, can store at normal temperatures more than 6 months and have good stability.

The invention provides a kind of stabiliser compositions, said composition comprises carragheen, guar gum, locust bean gum and monoglyceride, wherein, the weight ratio of described carragheen, guar gum, locust bean gum, monoglyceride is 0.04～0.13: 0.2～1: 1～2: 0.5～1.5.

Carragheen is called again antler glue, carrageenan.Carragheen is the hydrophilic colloid that extract from some red algae sea grass, calcium, potassium, sodium, the ammonium salt of the polysaccharide sulfuric ester that its chemical constitution is comprised of galactolipin and Anhydrogalactose.Due to the difference of sulfuric ester combining form wherein, can be divided into A Ou tower (τ, Iota), card handkerchief type (κ, Kappa) and lambda type (λ, Lamda) etc.Carragheen can be used as adhesive, thickener, emulsifying agent and the stabilizing agent of food, medicine and cosmetics.

In stabiliser compositions of the present invention, described carragheen is preferably κ type carragheen.

Stabiliser compositions of the present invention is preferably as the liquid lacteal product of stabilizing agent for the production of the baby's use in 6 months of coming into being.

Preferably, described stabiliser compositions is that 0.04 ‰～0.13 ‰ amount of the gross weight take the amount of carragheen wherein as the described nascent liquid lacteal product that uses to 6 months babies is added in described liquid lacteal product.

The product that uses simultaneously the present invention to produce is the nutritional labeling according to infant and breast milk, take fresh milk (or reconstituted milk), WPC, vegetable oil, carbohydrate etc. as raw material, according to the breast milk composition ratio, the ratio that has increased lactalbumin, made casein and lactalbumin is is easily digested and assimilated by the baby near breast milk; Add compound sugar, improve intestinal environment; Add sugared carbohydrate supplementation; Add taurine, DHA, arachidonic acid, promote the feeding infant nervous system development; Add lactoferrin, nucleotides etc., infant immunity is engulfed, improved to the Promote immunity cell to external germ, thereby the effect that reaches the necessary nutriment of infant physical growth and strengthen infant immunity, the formula of the present invention's design makes baby's fluid milk stability more outstanding, nutritional labeling is more reasonable, the product that the present invention simultaneously produces is compared with fresh milk and ordinary powdered milk, have advantages of that instant, nutrition-allocated proportion science, local flavor are aromatic, the designed formula of the present invention is applicable to 0～6 month liquid condition milk for baby product and uses.

So produce and obtain being applicable to nascent liquid breast to 6 months babies; it is characterized in that: described liquid breast comprises cow's milk or reconstituted milk, WPC, sugar, vegetable oil, described stabiliser compositions, taurine, nucleotides, CPP, DHA, arachidonic acid, lactoferrin, galactooligosaccharide, FOS, B B-complex, composite trace element and water, wherein:

by weight, cow's milk or reconstituted milk account for 18.5%～33%, WPC accounts for 0.8%～1.6%, sugar accounts for 3.1%～8.5%, vegetable oil accounts for 0.35%～2.5%, described stabiliser compositions accounts for 0.01～0.6%, taurine accounts for 3～10mg/100g, nucleotides accounts for 1～7mg/100g, CPP accounts for 20～30mg/100g, DHA accounts for 0～0.5% of TFA, eicosatetraenoic acid accounts for 0～1% of TFA, lactoferrin accounts for 4～15mg/100g, galactooligosaccharide accounts for 50～70mg/100g, FOS accounts for 40～60mg/100g, choline accounts for 5～28mg/100g, B B-complex accounts for 0.007%～0.03%, composite trace element accounts for 0.00005%～0.08%, all the other are water,

The described liquid Ruzhong of every 100g, described B B-complex comprises: vitamin A 150～500IU, cholecalciferol 30～50IU, vitamin E 0.4～1.6IU, vitamin C 3～10mg, vitamin K 3～10 μ g, vitamin B2 30～120 μ g, vitamin B6 30～140 μ g, cobalamin 0.01～0.15 μ g, nicotinic acid 0.25～0.75mg, pantothenic acid 200～500 μ g, folic acid 4～15 μ g and biotin 1～3 μ g;

The described liquid Ruzhong of every 100g, described composite trace element comprises: calcium 40～90mg, phosphorus 20～70mg, magnesium 4～10mg, potassium 50～140mg, iron 0.5～1.6mg, zinc 0.3～1mg, sodium 10～50mg, iodine 4～40 μ g, copper 30～100 μ g, manganese 3.4～7.5 μ g.

Reconstituted milk described herein be with whole milk powder, skimmed milk power or rare cream water restore produce with dairy products like the liquid milk group categories.

Preferably, in described liquid Ruzhong, described vegetable oil is selected from: the combination of one or more in soybean oil, peanut oil, sunflower oil and corn oil.

More preferably, described vegetable oil is selected from peanut oil, soybean oil and corn oil, and part by weight is: peanut oil accounts for 0.05～0.2%, and soybean oil accounts for 0.2～0.7%, and corn oil accounts for 0.1～0.4%.

In addition, in described liquid Ruzhong, preferred described nucleotides consist of 5'-AMP salt, guanosine 5 '-phosphate, 5'-cytidylic acid salt, uridine 5 '-phosphate and inosine 5 '-phosphate.

In described liquid Ruzhong, preferably, in described composite trace element, iron is provided by one or more iron preparation combinations in grape acid ferrous iron, ferrous sulfate, ferrous lactate, ironic citrate and ferric pyrophosphate; Zinc is provided by one or more zinc preparation combinations in zinc sulfate, zinc gluconate, zinc lactate and zinc chloride; Calcium is provided by one or more calcium preparation combinations in milk calcium, calcium citrate, calcium phosphate, calcium chloride, calcium carbonate and calcium lactate; Magnesium is provided by one or more magnesium preparation combinations in magnesium sulfate, magnesium chloride and magnesium citrate; Iodine is provided by KI; Manganese is provided by manganese sulfate; Copper is provided by copper sulphate.

Arachidonic acid (ARA) and DHA (DHA) are the essential fatty acids of mankind's early development.Cerebral gray matter 22.1%, 23.9% being consisted of by phosphatide of white matter, retinal photoreceptor also contains abundant phosphatide, and the aliphatic acid that consists of phosphatide is mainly ARA and DHA.Take in the DHA ratio when too high in tissue the level of ARA descend, the minimizing of ARA is not only influential to the film function, and also influential to its 20 carbonizable substances (prostaglandin and thromboxane) that synthesize, thereby affects the perfect of the growth of organ and cell function; And when the ARA ratio is too high, can suppress again the synthetic of DHA.The balance that keeps ARA and DHA for infant's particular importance, is added separately DHA and may be caused the unbalance condition of formulated infant milk in baby milk, thereby causes that abnormal tissue fat acid consists of.

DHA can derive from algae or deep sea fish oil.In liquid condition milk for baby of the present invention, when adding DHA, add at least the arachidonic acid of DHA weight more than 1.05 times.

The preferred ratio of ARA and DHA is 1.8～2.3: 1.

The sugar that is used for liquid breast is selected from: one or more combinations of lactose, glucose, sucrose, dextrin and gelatinized starch.

Description of drawings

The particle size distribution figure of Fig. 1～Fig. 4 for utilizing laser diffraction granularity analyzer (MASTERSIZER 2000) that particle diameter in the liquid condition milk for baby milk of embodiment 1～embodiment 4 is analyzed;

Fig. 5 and Fig. 6 are the particle size distribution figure that in the liquid condition milk for baby milk of Comparative Examples 1 and 2, particle diameter is analyzed.

The specific embodiment

Liquid condition milk for baby of the present invention can adopt conventional dairy products production technology to produce.

in following examples, production technology used is conventional dairy products production technology, for example, technological process can be as follows: former milk check → milk collection (1 ℃～8 ℃) → storage → (85 ℃ ± 5 ℃/15s of clean breast (removing the mechanical admixture in former milk) → pasteurizes, be cooled to 1 ℃～8 ℃ after sterilization) → (will prepare burden milk and/or water are heated to 75 ℃ ± 5 ℃ to degreasing → batching, add stabilizing agent, the auxiliary materials such as sugar, employing has mixing, disperse, the material equipment of shear effect, make feed liquid become homogeneous mixture, and carry out homogeneous (homogenization pressure 150～250bar), then be cooled to below 10 ℃, add surplus milk, mixing and the constant volumes such as water) → UHTS (137 ℃～139 ℃/4S) → sterile filling (≤25 ℃).

The production of product of the present invention and detection all meet national standard (GB 10765-2010).Product of the present invention has carried out acute toxicity test, genetic toxicity test, had fed the animal experiments such as experiment, traditional teratogenicity test in 30 days, proves that this product safety is nontoxic, has simultaneously the effect that promotes mouse growth.

Embodiment

Embodiment 1

The liquid condition milk for baby formula of the present embodiment is (in one ton of product):

Wherein, stabilizing agent used is comprised of carragheen, guar gum, locust bean gum, monoglyceride, and weight ratio is 0.13: 0.2: 2: 0.5.Each material performance index used meets the correlated quality standard-required.

According to obtaining the liquid condition milk for baby product of the present embodiment after above-mentioned production technology production and can.Product after can dispatch from the factory after heat insulation experiment is qualified.

The liquid condition milk for baby product feature of the present embodiment is: fat content is about 3.1%, and protein content is about 2.3% (lactalbumin and caseic ratio are 3: 2), and the product viscosity is about 5.73～7.21 centipoises.No. 0 rotor of Brookfield LVDV-III type, 30rpm, 25 ℃ of room temperatures), the pH value is about 6.7.This product smooth mouth feel when drinking is smooth and easy, and local flavor is near breast milk and discharge good.

Embodiment 2

Wherein, stabilizing agent used is comprised of carragheen, guar gum, locust bean gum, monoglyceride, and weight ratio is 0.04: 1: 1: 1.5.Each material performance index used meets the correlated quality standard-required.Production technology used is above-mentioned conventional dairy products production technology.

The liquid condition milk for baby product feature of the present embodiment is: fat content is about 2.6%, protein content is about 2.2% (lactalbumin and caseic ratio are 3: 2), the product viscosity is about 5.73～7.21 centipoises (No. 0 rotor of Brookfield LVDV-III type, 30rpm, 25 ℃ of room temperatures), the pH value is about 6.7.This product smooth mouth feel when drinking is smooth and easy, and local flavor is near breast milk and discharge good.

Embodiment 3

Wherein, stabilizing agent used is comprised of carragheen, guar gum, locust bean gum, monoglyceride, and weight ratio is 0.07: 0.5: 1.2: 0.8.Each material performance index used meets the correlated quality standard-required.Production technology used is above-mentioned conventional dairy products production technology.

The liquid condition milk for baby product feature of the present embodiment is: fat content is about 2.1%, protein content is about 1.85% (lactalbumin and caseic ratio are 3: 2), the product viscosity is about 5.73～7.21 centipoises (No. 0 rotor of Brookfield LVDV-III type, 30rpm, 25 ℃ of room temperatures), the pH value is about 6.7.This product smooth mouth feel when drinking is smooth and easy, and local flavor is near breast milk and discharge good.

Embodiment 4

Wherein, stabilizing agent used is comprised of carragheen, guar gum, locust bean gum, monoglyceride, and weight ratio is 0.1: 0.7: 1: 1.Each material performance index used meets the correlated quality standard-required.Production technology used is conventional dairy products production technology.

The liquid condition milk for baby product feature of the present embodiment is: fat content is about 2.1%, protein content is about 1.4% (lactalbumin and caseic ratio are 3: 2), the product viscosity is about 5.73～7.21 centipoises (No. 0 rotor of Brookfield LVDV-III type, 30rpm, 25 ℃ of room temperatures), the pH value is about 6.7.This product smooth mouth feel when drinking is smooth and easy, and local flavor is near breast milk and discharge good.

Comparative Examples 1, (commercially available liquid condition milk for baby stabilizing agent)

The liquid condition milk for baby formula of this Comparative Examples is (in one ton of product):

The production technology of the liquid condition milk for baby of this Comparative Examples 1 is with embodiment 1, the liquid condition milk for baby product feature of Comparative Examples 1 is: fat content is about 3.1%, protein content is about 2.3% (lactalbumin and caseic ratio are 3: 2), the product viscosity is about 5.73～7.21 centipoises (No. 0 rotor of Brookfield LVDV-III type, 30rpm, 25 ℃ of room temperatures), the pH value is about 6.7.This product smooth mouth feel when drinking is smooth and easy, and local flavor is near breast milk and discharge good.

Comparative Examples 2

Wherein, stabilizing agent used is comprised of carragheen, guar gum, locust bean gum, monoglyceride, and weight ratio is 0.2: 2: 0.5: 2.Each material performance index used meets the correlated quality standard-required.

The liquid condition milk for baby product feature of the present embodiment is: fat content is about 3.1%, and protein content is about 2.3% (lactalbumin and caseic ratio are 3: 2), and the product viscosity is about 15～30 centipoises.No. 0 rotor of Brookfield LVDV-III type, 30rpm, 25 ℃ of room temperatures), the pH value is about 6.7.This product mouthfeel when drinking is partially thick, and local flavor is near breast milk, but discharges bad.

Product is fed test experiments

Select 300 routine babies of in October, 2009～2010 year birth in September to test, wherein boy baby's 150 examples, girl baby's 150 examples.These babies are mature the first tire, and BWt is at 2.9～3.2kg, and height is at 49～51cm.In 0～30 day without any disease.The baby group that monthly age is identical, object is fed in the conduct of height, body weight, head circumference no difference of science of statistics.Father and mother are supporter or volunteers of this plan.Two groups of infants' educational level of parents and family economic status aspect no difference of science of statistics.The baby of screening does not belong to lactose intolerance, lactoprotein inadaptation crowd.

According to experimental design, be divided into boy baby's group and girl baby's group, each group is divided into again breast-feeding group, infant formula liquid milk group (the liquid breast formula of use is embodiment 1), infant formula nursing group (babies ' formula milk powder of use is the commercially available baby milk powder of Erie).

Breast-feeding to 3 month, grouping experiment is measured the index of the reflection infants growth and developments such as body weight, height, upper-arm circumference.The feeding volume of suggestion sees Table 1.The formula powder feeding volume is converted to the volume number of immediate status.

The feeding volume of table 1 suggestion

	Average weight	Feeding volume
				Monthly age	kg	ml	24h feeds number of times
2 months	4.7	170	5
				4 months	6.5	230	5
6 months	7.5	250	4

Different feeding mode and physical growth of infants the results are shown in Table 2

Table 2 feeding patterns and physical growth of infants be x ± s as a result

As seen from Table 2,3 months to 6 months, the difference between formulated infant milk group, infant formula group and breast-feeding group diminished.That is to say, along with the increase at baby's monthly age, the different feeding mode reduces the difference of physical growth of infants.In addition, the physical growth of infants result that can find out the formulated infant milk group is better than the infant formula group.Formulated infant milk is watered the difference of ratio when having overcome the artificial feeding formula powder, guaranteed the reasonable content of nutrition component; The inhomogeneities that reconstitutes, the shortcoming that particle is thicker have also been avoided.Studies show that formulated infant milk is balanced in nutrition, delicate mouthfeel, be easy to absorb, can satisfy baby's normal growth and grow.

The product stability test experiments

Take embodiment 1～4 and Comparative Examples 1,2 liquid condition milk for baby product as specimen is placed at normal temperature (18～25 ℃ of left and right), standing observation under 37 ℃ of baking ovens (36～38 ℃) condition, by fat floating amount and precipitation capacity to product, the stability of product is analyzed.

(1) centrifugal breaking test detection method: embodiment 1～4 and Comparative Examples 1,2 product are used EBA21 type centrifuge, and the 10ml centrifuge tube carries out 4000 and turns, the centrefuge experiment of 30 minutes.

If centrifugal product layering or centrifuge tube precipitation capacity occur greater than 2ml, description effect is undesirable, and stability is bad; Otherwise preliminary identification has good stability, and waits until long-time stability and observes.

The method of (2) granularmetric analysis method is: use MASTERSIZER 2000 laser diffraction granularity analyzers to analyze embodiment 1～4 and Comparative Examples 1,2 product, select that the particle refractive index is 1.35, granule absorbance is that 0 program is measured.

If in milk, bulky grain is many, description effect is undesirable, and stability is bad; Otherwise preliminary identification has good stability, and waits until long-time stability and observes.

(3) the visual observations method is: the product sterile filling in 250ml Germany SCHOTT DURAN glass in trial jar, standing placement.See through the whole and part state in vial visual observations product under static condition, mainly pay attention to the following aspects of product: whether structural state has layering; Whether liquid level has the bleed phenomenon; Whether gel and caking phenomenon are arranged in product.

(4) the fat floating detection method is: the product sterile filling in the colorimetric cylinder of 100ml, standing placement.The ruler that is 0.5mm across vial wall precision under static condition is measured the white fat deposit thickness in milk surface, and during reading, sight is looked squarely.

Concrete experimental result is as follows: the centrifugal product in centrifugal breaking test detection method (centrifugal sample is to produce the fresh sample that obtains in the week) experimental result is recorded in following table 3:

The centrifugal breaking test of table 3 detects stability result

The result of using MASTERSIZER 2000 laser diffraction granularity analyzers that product feed liquid (analytic sample is to produce the fresh sample that obtains in the week) is analyzed sees also Fig. 1～Fig. 6, wherein, Fig. 1～Fig. 4 is the particle size distribution figure that utilizes the laser diffraction granularity analyzer that particle diameter in the liquid condition milk for baby milk of embodiment 1～embodiment 4 is analyzed; The particle size distribution figure that Fig. 5,6 analyzes for particle diameter in Comparative Examples 1,2 liquid condition milk for baby milk.

Observed result such as following table 4 under the normal temperature that long-time stability is observed:

Table 4 long-time stability observed result (18～25 ℃, 240 days)

37 ℃ of lower observed results that long-time stability is observed such as following table 5

Table 5 long-time stability observed result (36～38 ℃, 60 days):

Investigating result from above stability experiment can find out: utilize the prepared liquid condition milk for baby of stabilizing agent of the present invention (embodiment 1～embodiment 4) product structural state after the normal temperature preservation was placed 2 months in 8 months and 37 ℃ even, only have a small amount of fat floating phenomenon and slight precipitation, compare with Comparative Examples 2 with commercially available similar baby's liquid dairy product (Comparative Examples 1), liquid condition milk for baby product stability of the present invention is better, and shelf life is longer.

By obtaining stabiliser compositions of the present invention with above-mentioned composition proportion, it can make the stability of liquid lacteal product obtain beyond thought improvement, thereby the holding time is longer, and particularly for the liquid condition milk for baby of complicated component, stabiliser compositions of the present invention is especially applicable.

Claims

1. stabiliser compositions, said composition is comprised of carragheen, guar gum, locust bean gum and monoglyceride, and wherein, the weight ratio of described carragheen, guar gum, locust bean gum, monoglyceride is 0.04～0.13:0.2～1:1～2:0.5～1.5.

2. stabiliser compositions according to claim 1, wherein, described carragheen is κ type carragheen.

3. the described stabiliser compositions of claim 1 or 2 is as the application of stabilizing agent in the liquid lacteal product of baby's use in 6 months of coming into being.

4. application according to claim 3, wherein, described stabiliser compositions is that 0.04 ‰～0.13 ‰ amount of the gross weight take the amount of carragheen wherein as the described nascent liquid lacteal product that uses to 6 months babies is added in described liquid lacteal product.