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Milk powder containing probiotics and preparation method thereof

A technology of probiotics and milk powder, which is applied in the direction of milk preparations, dairy products, applications, etc., can solve the problems of easy attenuation and poor stability, and achieve the effect of stable properties and high survival rate

Inactive Publication Date: 2017-06-30
BRIGHT DAIRY & FOOD CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] The technical problem to be solved by the present invention is to overcome the defects of Lactobacillus fermentum LC40 (strain CECT5716) in milk powder under normal temperature conditions such as easy attenuation and poor stability through process design, and provide a kind of milk powder containing probiotics and its preparation method , the normal temperature shelf life of the milk powder can reach 18 months, and the properties of the milk powder are stable during the normal temperature shelf life, and the survival rate of the probiotics in it is high

Method used

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  • Milk powder containing probiotics and preparation method thereof
  • Milk powder containing probiotics and preparation method thereof
  • Milk powder containing probiotics and preparation method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0044] The preparation process is as follows:

[0045] ①Addition amount of Lactobacillus fermentum LC40 (strain CECT5716): 3×10 7 cfu / g.

[0046] ② Control the water activity of dry-mixed base powder of milk powder for pregnant and lying-in women a w is 0.17;

[0047] ③The temperature of the dry mixing workshop is controlled at 20°C;

[0048] ④ The relative humidity of the dry mixing workshop is controlled at 40% RH;

[0049] ⑤ Bacteria powder and base powder are mixed in the first stage at a ratio of 1:10 (mass ratio) to obtain the first-stage mixed material; the first-stage mixed material and base powder are mixed at a ratio of 1:10 (mass ratio) Second-stage mixing to obtain the second-stage mixed material; the second-stage mixed material is mixed with the remaining base powder to obtain milk powder containing probiotics;

[0050] ⑥The mixing time is controlled for 15 minutes;

[0051] ⑦The product is packaged in iron cans filled with nitrogen, and the residual oxygen co...

Embodiment 2

[0069] The preparation process is as follows:

[0070] ①Addition amount of Lactobacillus fermentum LC40 (strain CECT5716): 3×10 7 cfu / g;

[0071] ② Control the water activity of dry-mixed base powder of milk powder for pregnant and lying-in women a w is 0.15;

[0072] ③The temperature of the dry mixing workshop is controlled at 15°C;

[0073] ④ The relative humidity of the dry mixing workshop is controlled at 35% RH;

[0074] ⑤ Bacteria powder and base powder are mixed in the first stage at a ratio of 1:5 (mass ratio) to obtain the material after the first stage of mixing; the material and base powder after the first stage of mixing are carried out at a ratio of 1:5 (mass ratio) Second-stage mixing to obtain the second-stage mixed material; the second-stage mixed material is mixed with the remaining base powder to obtain milk powder containing probiotics;

[0075] ⑥The mixing time is controlled for 10 minutes;

[0076] ⑦The product is packaged in iron cans filled with ni...

Embodiment 3

[0093] The preparation process is as follows:

[0094] ①Addition amount of Lactobacillus fermentum LC40 (strain CECT5716): 3×10 7 cfu / g.

[0095] ② Control the water activity of dry-mixed base powder of milk powder for pregnant and lying-in women a w is 0.20;

[0096] ③The temperature of the dry mixing workshop is controlled at 25°C;

[0097] ④ The relative humidity of the dry mixing workshop is controlled at 45% RH;

[0098] ⑤ Bacteria powder and base powder are mixed in the first stage at a ratio of 1:15 (mass ratio) to obtain the first-stage mixed material; the first-stage mixed material and base powder are mixed at a ratio of 1:15 (mass ratio) Second-stage mixing to obtain the second-stage mixed material; the second-stage mixed material is mixed with the remaining base powder to obtain milk powder containing probiotics;

[0099] ⑥The mixing time is controlled for 20 minutes;

[0100] ⑦ The product is packaged in iron cans filled with nitrogen, and the residual oxygen...

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Abstract

The invention discloses milk powder containing probiotics and a preparation method thereof. The preparation method comprises the following steps: mixing bacterial powder containing lactobacillus fermenti CECT5716 with base powder of the milk powder to obtain the milk powder containing probiotics; or mixing the bacterial powder containing lactobacillus fermenti CECT5716 and all materials used in a dry process for the base powder of the milk powder to obtain the milk powder containing probiotics, wherein the bacterial powder containing lactobacillus fermenti CECT5716 contains lactobacillus fermenti CECT5716 and auxiliary materials; the water activity aw of the base powder of the milk powder is 0.15-0.20; and the mixing temperature is 15-25 DEG C; the relative mixing humidity is 35-45% RH. The milk powder disclosed by the invention has the advantages that the normal-temperature shelf life can reach 18 months, the property of the milk powder in the normal-temperature shelf life is stable and the survival rate of the probiotics is high.

Description

technical field [0001] The invention relates to milk powder containing probiotics and a preparation method thereof. Background technique [0002] Pregnant women are a very important special population. Pregnancy and lactation have specific nutritional needs, which are quite different from those of non-pregnancy or lactation women. They need higher quality protein, calcium, iron, folic acid and B vitamins and other micronutrients, milk powder for pregnant women is a good source of nutritional supplements, which can better ensure nutrition during pregnancy and lactation, and ensure the quality of breastfeeding. [0003] Statistics show that postpartum mastitis is a major problem that plagues pregnant women and affects the smooth progress of breastfeeding. The incidence of mastitis is about 50%, which means that 5 out of 10 lactating mothers will suffer from mastitis. [0004] Breast infection usually occurs one to three months after the baby is born. Mastitis is very common. ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A23C9/16A23C9/152
CPCA23C9/16A23C9/152
Inventor 刘翠平刘振民苏米亚陈文亮齐晓彦贾宏信
Owner BRIGHT DAIRY & FOOD CO LTD