Milk is one of the oldest natural drinks, known as "white blood." Milk contains a variety of nutrients the body needs, such as rich in protein, fat, carbohydrates, calcium, iron, zinc, selenium and other trace elements are also very rich in vitamin A, B, etc., they can better moisture skin. Drinking milk has many benefits, but it does not mean there is no harm in drinking too much. So what's wrong with drinking too much milk? How much is milk suitable for drinking one day?
The bad things about milk
Reduce desire
A study found that if you overdose daily dairy products, it will cause decreased desire. Milk is the most common drink in our lives, and its benefits are numerous. However, if you overdose daily dairy products, you will lose your desire.
allergy
Pure milk contains a lot of protein, and some people show allergies to milk proteins. This phenomenon aggravates with the prolonged drinking of pure milk, and some people have poor immunity. It is easy to drink pure milk and drink too much. Skin irritation occurs.
Induced breast cancer
A study in a medical journal in 2004 pointed out that milk may be an important inducer of female breast cancer.
Researchers believe that drinking large amounts of milk will increase the level of insulin-like growth factor I (IGF-I) in the human body, while IGF-I is closely related to higher body size.
A number of studies have shown that almost every type of cancer is associated with IGF-I, a key factor that promotes the growth and reproduction of cancer cells.
Diarrhea
Some people will have bowel, abdominal pain or even diarrhea after drinking milk. This is mainly due to milk containing lactose. Lactose catabolism in the body requires the participation of lactase, some people lack of lactase in the body, so that lactose can not be digested in the intestine, resulting in bowel, abdominal pain, or even diarrhea, in medicine called "lactose intolerance ".
How much milk is suitable for drinking everyday
Pure milk can be consumed within 300ml per day.
Although pure milk is extremely rich in nutrition, but it is not suitable to eat more, eat less than 300ml a day, it is recommended that you can drink 100ml in the morning and evening, you can not only supplement the body nutrition, but also can avoid excessive drinking side effects.
When does milk drink?
1, after breakfast
Milk is rich in protein, vitamins, calcium and other nutrients, is a relatively easy to digest beverage, drinking milk in the morning can not only nourish the stomach, but also in time to provide energy for the human body, so that people can greet the work of a new day with plenty of energy And learning. However, since milk is a liquid food, if an empty stomach drinks milk, it is easy to decompose the protein into energy to digest it, and it will also increase the symptoms of lactose intolerance. Therefore, we should drink milk again about 1 hour after we eat breakfast so that we can more fully Absorb milk nutrition.
2, before 4 pm
At 4 o'clock in the afternoon, as people have experienced work and study for nearly a day, the body is generally tired and drowsy. At this time, we most need to supplement our body with nutrients. Milk is rich in protein and milk fat, which helps the body absorb energy quickly and alleviate drowsiness. In addition, because of the high work pressure, people have no time to enjoy afternoon tea, and drinking milk is convenient and economical. It is a good choice for afternoon tea.
3, before going to bed
People say that drinking milk helps to sleep, mainly because milk contains substances that make people feel sleepy L-tryptophan. In addition, the trace amount of caffeine contained in milk has a calming effect and can help people fall asleep quickly. In addition, as people fall asleep after the calcium in the blood will drop, if you drink milk for half an hour before going to sleep, it helps to supplement the loss of calcium in the blood, maintain the calcium balance in the blood
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