What is the harm of a very low calorie diet

You need to lose weight before surgery
You need to lose weight before surgery

Very low calorie is called 200 - 800 kcal per day. If less than 200 kilocalories, then this is already starvation.

They love a very low-calorie diet because they quickly lose weight on such a diet. This is exactly the kind of diet that your doctor might recommend. Doctors do not recommend fasting for weight loss.

In fact, it is not necessary to limit yourself too much to lose weight. The long-term effects are roughly the same for those who eat very little and those who only slightly restrict themselves.

Side effects

Hair will start to crumble. The skin will thin and deteriorate. A person turns into frozen ground and does not tolerate cold well.

Due to the rapid breakdown of fat, a lot of cholesterol is released into the blood. We have already discussed with you that cholesterol is captured and excreted by the liver. This is how it gets into the bile. If too much cholesterol is excreted, stones can form in the gallbladder.

Even on a very low-calorie diet, potassium levels in the blood can drop. No one knows exactly why this is happening, but it is harmful.

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Who is forbidden to do this

A very low calorie diet is contraindicated for those who need a constant intake of protein:

  • lactating women;
  • pregnant women;
  • children (they need to grow).

Who is this recommended

There are situations in which you need to lose weight quickly, but the subsequent weight gain is no longer so important. This is usually done before surgery. This happens more often when replacing joints with artificial ones.

People quickly lose weight to the desired condition. Then they undergo surgery. Then they usually quickly eat the weight back, then the job is already done.

In any case, a very low calorie diet should only be followed under medical supervision.

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