How long can the milk sit after it is brewed, and how long can it be left after the pure milk is ope

I'll give you a suggestion: first pour the water and put it in the bottle warmer, keep the temperature at about 45, and immediately pour him milk powder after the child wakes up, shake it and drink it, it is estimated that he can drink as much as he wants, and it is best to drink fresh. After more than 4 hours, it will not be used

There seems to be a saying on the milk powder can, what the baby can't drink can't be saved for the next meal, my baby often has leftovers, I usually drink it myself. I put it in the refrigerator after I washed it and didn't drink it, and I can't put it in the refrigerator for more than 4 hours. Don't stay at night, it's not good to stay overnight.

First of all, if the number of times the milk powder is left is more frequent, it is recommended to buy a bottle warmer, because the milk powder has probiotics, and the heating cannot exceed 40 degrees, so the special bottle warmer can be heated properly, if it is only once or twice to warm it with water.

Summer is hot, milk powder is easy to deteriorate, it is okay to drink within half an hour after the rest of the milk powder, if it is more than half an hour, you can't eat it, because at this time bacteria begin to breed, and the baby is easy to have diarrhea after eating.

Winter is cold, milk powder is not easy to deteriorate, the remaining milk powder after preparation within 1-2 hours, can be heated for the baby to continue to eat, more than two hours later, even if the milk powder has not deteriorated, has lost a lot of nutrients, the baby drinks no meaning.

In spring and autumn, the remaining milk powder after brewing can be heated within 1 hour, and it is drinkable, remember that the heating cannot exceed 40 degrees.

Note: If the prepared milk powder has not been eaten, it should not be refrigerated for more than 24 hours, and at room temperature, it should not be kept for more than 2 hours. We hope you find it helpful

Friends who usually like to drink milk must know that milk is easy to spoil, especially after opening, it will become sour and clumpy in just a few hours in a hot environment. So how long does this pure milk be open and can't be drunk?

Pure milk needs to be consumed as soon as possible after opening, and the storage time is greatly affected by the environment.

Summer: Summer is the temperature is high, there are many fungi in the air, pure milk is a perfect fungus culture medium, it can only be stored for 1 2 hours at room temperature, and it needs to be put in the refrigerator as soon as possible after opening.

Winter: In winter, the temperature in the environment is low, the room temperature and the freshness layer in the refrigerator are about the same, and there are few fungi in the environment, and the pure milk at this time can be stored for 1 2 days.

What to do with pure milk after opening.

Keep in the refrigerator. Pure milk needs to be drunk as soon as possible after opening, and it cannot be stored at room temperature if it is not drunk, and it needs to be put into the refrigerator as soon as possible, and the low temperature of the refrigerator can slow down the deterioration of pure milk, and it can be stored for about 1 3 days.

Heat treatment. Unfinished pure milk can also be heat-treated, and the bacteria in the heated pure milk will be killed or inactivated, delaying the deterioration of pure milk, and it can be stored for 3 to 4 hours even if it is directly placed at room temperature.

How to distinguish whether the milk has gone bad or not.

Fresh pure milk has a uniform texture, milky white, with a fresh fragrance, while spoiled pure milk has a certain sour taste, as well as a white lumpy sediment, and some even have color discoloration, this kind of pure milk is not edible.

Precautions for storing pure milk.

1.Plain milk should be kept in a cool place, preferably in the refrigerator.

2.Keep pure milk in the refrigerator, and pay attention to the bottle cap to avoid the smell of other foods.

3.Pour the milk into a cup, teapot and other containers, if you do not finish drinking, you should close the lid and put it back in the refrigerator, and do not pour it back into the original bottle.

4.Excessive cooling also has adverse effects on milk. When milk is frozen into ice, its quality suffers. Therefore, milk should not be frozen, just put it in the refrigerator and refrigerate.

Try to drink the brewed milk within 24 hours.

Milk is rich in nutrients and has a high water content, which also provides excellent conditions for the growth of microorganisms. It is recommended that the milk should be drunk all at once after opening, and should not be left again.

If you really can't drink it all, bottled or boxed milk should be covered and then put into the refrigerator below 6; The bagged "Tetra Fino" milk should be operated in accordance with the principle of "three folds when sealed, and one fold when drinking", the specific method is to bend the opening of the package three times, and then clamp it with a small clip or paper clip, put it vertically in the refrigerator and refrigerate, and try to drink it within 24 hours.

The next time you drink it, cut off the first fold with clean scissors and pour out the milk, which can effectively prevent the milk from being contaminated by bacteria in the opening of the package. If you haven't finished drinking it the second time, you can repeat it in this way. Before drinking, heat according to the principle of "stirring while cooking, and turn off the heat when bubbling", which can not only have the effect of sterilization, but also avoid the loss of vitamins and other nutrients in the milk.

Heat 80 Heat for about 5 minutes in water

Microwave oven with packaging is not recommended, and it is not recommended to boil and then cool. The best way is to put the milk package into about 80 hot water, heat it for about 5 minutes, and wait for the water temperature to drop to the right temperature, and the milk will be warm, which is not only safe and fast, but also retains the nutrients to the greatest extent. However, if you didn't finish the milk last time, you can't use the method of heating it in water the next time, and you have to boil it.

This is due to the fact that milk is easy to mix with bacterial air after opening, and it is difficult to seal, even if it is placed in the refrigerator, there is a risk of bacterial contamination, and drinking it directly may cause diarrhea and other problems. It is important to follow the principle of "stirring while boiling, and turn off the heat when bubbling" when boiling milk. Because milk is a highly nutritious food, it contains fat and other ingredients, which can easily be glued to the pan, and proper stirring can avoid this phenomenon.

The above content refers to People's Daily Online-Four groups of numbers allow you to drink the right milk After opening, store it for more than 24 hours below 6.

The brewed milk powder can generally be placed at room temperature for about two hours, if it is placed in the refrigerator, it can be stored for 24 hours, and the refrigerated milk should be heated before giving it to the baby. Suggestion: The brewed milk powder should be given to the baby as soon as possible within an hour to avoid milk deterioration caused by leaving it for too long.

The brewed milk powder is generally stored at room temperature for no more than two hours, and can be refrigerated for 24 hours. Milk is easy to spoil if left for too long, which will cause indigestion, diarrhea and other diseases in the baby. Recommendations:

The soaked milk should not be left for too long, if it exceeds a certain time, it should be poured out in time to prevent the baby from accidentally drinking the spoiled milk. It is best to drink milk powder immediately, at most it can be stored for about an hour, if the weather is hot, the storage time should be shortened, the storage time is too long, it is easy to breed bacteria, because the baby's gastrointestinal function is relatively weak, drinking milk powder that has been stored for too long is easy to cause, baby diarrhea, bloating and other gastrointestinal discomfort. Milk powder fed babies, pay attention to maintain the hygiene of the bottle, clean thoroughly after each use, it is best to use warm boiled water to make milk powder, do not use boiling water, so as not to lose the nutrients of milk powder.

Milk can be stored for about a day after heating, it is recommended to store it in the refrigerator under 6 years old with a lid covered, this high-protein food will produce a lot of bacteria in a very short period of time, it is recommended to drink it as soon as possible.

When heating milk, you need to be careful not to get too hot, the longer the milk is heated and the higher the temperature, the more serious the loss of nutrients.

If possible, try to drink warm milk, drinking hot milk can make the stomach and intestines active, and the nutrients are better absorbed.

When drinking milk in life, you need to pay attention to the following points:

1. Milk should not be drunk on an empty stomach

Milk is a high-protein food, and drinking it on an empty stomach will result in a loss of nutrients because milk is forced to be used for energy consumption and is more difficult to absorb.

2. Milk is recommended to be drunk slowly

It is best to drink milk slowly, so that the milk will be fully enzymatically digested in our stomach and absorbed more easily when it enters the intestines.

It should be noted that raw milk should not be drunk directly, as raw milk is rich in microorganisms, and drinking it directly may cause physical discomfort.

Raw milk is susceptible to external bacterial infections during squeezing, barreling, and transportation in addition to the microorganisms it contains, so it must be cooked before drinking.

If the milk is stored at room temperature, when the temperature is low in winter, the storage time is generally not more than 12 hours; In summer, when the temperature is high, the storage time is between 1-2 hours; If the opened milk is stored in the refrigerated area, it will last longer than at room temperature, and can generally be stored for 1-2 days.

How to store milk after opening:

1. Refrigerate.

The temperature of the refrigerator compartment is low, which can inhibit the breeding and reproduction of bacteria to a certain extent, and prolong the storage time of pure milk, so the unfinished pure milk can be tightened or sealed with plastic wrap and stored in the refrigerator.

2. Heat treatment.

In order to prolong the storage time of pure milk after opening, it can be heat-treated, and the bacteria in the heated pure milk will be killed or inactivated, delaying the deterioration of pure milk, even if it is directly placed at room temperature, it can be stored for 3-4 hours. Great.

Milk can not be placed for more than 4 to 8 hours, generally the milk after opening can be simply sealed, generally 4 degrees refrigerator can be stored for 3 days, pay attention to sealed preservation, if you find that it has deteriorated, the taste has changed, do not drink it again.

The main components of milk are water, fat, protein, lactose and minerals, and its trace components are vitamins, enzymes, gases, etc., and the milk should be drunk all at once after opening. Normal milk has a fresh milky flavor, while expired and spoiled milk will have a sour, smelly and other odors.

How long can I leave my milk brewed? If the baby has not drunk the milk powder prepared for the baby, do not store it for more than 2 hours at room temperature, and in the case of high temperature in summer, the filled milk is more likely to deteriorate, and it is best not to store it for more than half an hour.

Do not drink again after more than 2 hours at room temperature.

If the baby has not drunk the milk powder prepared for the baby, do not store it for more than 2 hours at room temperature, and in the case of high temperature in summer, the filled milk is more likely to deteriorate, and it is best not to store it for more than half an hour. Some mothers may feel that the milk powder they buy is of good quality, can it be stored for a longer time? This is a misconception that even if the milk powder is good, its main ingredients are the same, and there is not much difference in general.

Do not store in the refrigerator for more than 24 hours.

If the prepared milk powder baby has not drunk it at all, you can close the lid tightly and store it in the refrigerator, and the time can also be stored for a longer time, but not more than 24 hours, and you can heat it up with a bottle warmer or boiling water when drinking. At this time, it should be noted that many parents will pour the preserved milk into the pot and then boil it, so that it can be heated and sterilized, but this practice is very wrong, the milk powder that has been prepared, if boiled again, will cause protein, vitamins and other nutrients to change in structure, lose the original nutritional value, the baby long-term drink this milk, is likely to cause malnutrition.

The baby needs to drink the milk powder within 1 hour.

If the baby does not drink the milk powder prepared for the baby, then the rest should be drunk within 1 hour, and it is best to pour it directly after more than 1 hour. At the same time, mothers should pay attention not to put the filled milk powder on the bottle warmer all the time, because the temperature of the bottle warmer is just the most suitable for bacterial reproduction, and if you keep it on the bottle warmer, the milk powder will be easy to deteriorate.

Although the prepared milk powder can be stored at room temperature for one or two hours, in order to avoid bacterial breeding, it is still necessary to give the baby to drink immediately after brewing. Mothers want to develop a good habit of drinking milk powder for their babies, it is best to feed the baby milk powder regularly when everything is normal in the baby's body, and grasp the amount of milk each time the baby can reduce the situation that the baby always has a lot of milk left.