How long is the shelf life of milk?

Milk is a very common drink in our daily life. It is made by sterilizing the milk produced by dairy cows. This kind of drink usually appears on people’s breakfast tables. It is rich in protein, calcium, etc. It can effectively supplement the energy needed by the human body and promote physical development. Milk has a shelf life, so how long is the shelf life of milk?

1) Pure milk, pasteurized milk and fresh milk have different sterilization methods and storage conditions, resulting in different shelf life

2) The shelf life of UHT milk is generally 6-9 months

3) The shelf life of pasteurized milk is generally 7-15 days, and no longer than 16 days, and it is required to be stored at 2-6 degrees

4) Fresh milk is freshly squeezed milk that has not been sterilized. It can generally be stored for 24-36 hours at a temperature below 4 degrees. It is best to store it in the refrigerator.

How to identify high-quality milk?

1. Check whether the taste is smooth. It is not normal for milk to be slightly thick. It should be even and smooth, and slide easily into the throat, which is the normal state.

2. Taste the food. The milk is basically unsweetened and has a flavor but not very strong. If it has a strong aroma or tastes sweet, it means that flavoring or has been added. But if there is a slight bitterness, sourness, etc., it means that the raw material quality is poor.

3. Shake the packaged milk vigorously, quickly pour it into a clean, transparent glass cup, wait for a few minutes, and then slowly pour it out. If the milk film on the wall of the glass is uneven, or even has small clumps or pieces visible to the naked eye, it means that the milk is

The freshness and quality of ingredients are low.

4. Use milk to make your own yogurt. Generally speaking, with the same number of bacteria, the faster the yogurt solidifies, the less antibiotics it contains; the firmer the yogurt solidifies, the higher the protein content; stirring it vigorously for a few minutes after solidification can significantly change the texture.

The dilution returned to liquid state, indicating that no thickener was added.

Benefits of milk:

1. Relieve fatigue

Cow's milk is rich in iron, copper, milk lecithin, etc., which can greatly improve the brain's working efficiency. At the same time, cow's milk is also rich in magnesium, which can reduce heart fatigue. Young office workers often drink milk to stay energetic and have a higher and stronger body.

Quickly put into work with efficiency.

2. Calm and help you sleep

The hypnotic effect of milk has been recognized both at home and abroad. Drinking a cup of hot milk before going to bed can make people get a comfortable sleep all night, especially for those who have difficulty falling asleep again after waking up.

3. Beauty and skin care

Cow's milk has beauty benefits. Cow's milk is rich in protein, milk fat, vitamins, minerals, etc. It has a natural moisturizing effect and is easily absorbed by the skin. Milk bath utilizes the beauty benefits of cow's milk. Melanin

It has an eliminating effect and can prevent and treat scars caused by various pigmentation.