One of the important vitamins for the proper functioning of nerve cells, the formation of blood cells and the prevention of fatty degeneration of the heart and other internal organs is vitamin b12. A blood test for the content of this substance is often prescribed to people to prevent and accurately determine many diseases (liver cirrhosis, Alzheimer's disease, chronic kidney failure). After all, a lack or excess of vitamin B12 in the blood causes dangerous changes in the cells of the bone marrow, gastrointestinal tract, and disorders of the nervous system appear.
To avoid the above unpleasant ailments, you should know the rate of vitamin B12 in the blood. It is important to monitor your blood levels of vitamin B12. To do this, you need to regularly donate blood for analysis. In the article we will tell you about what is the norm of vitamin B12 in the blood of children, men and women.
Vitamin B12 blood test
Before moving on to the question of what is the rate of vitamin B12 in human blood, you should understand in which cases it is important to take a blood test for vitamin B12. A blood test can be prescribed by a therapist, neurologist, hematologist, nutritionist or gastroenterologist.
Basically, an analysis for vitamin B12 is prescribed for atrophic gastritis, the diagnosis of anemia or congenital forms of deficiency of this vitamin, diseases of the small intestine, macrocytic anemia, an unbalanced diet and liver diseases.
It is important to properly donate blood to determine the level of vitamin B12 in the blood. To get the most accurate results, it is important to stop drinking alcoholic beverages, fried, fatty foods a few days before donating blood, and also study in detail for analysis. You should not take medications that can affect the result (the exact list should be checked with your doctor).
You need to donate blood on an empty stomach. At least 8 hours should elapse between the last meal and blood sampling. During this time, you can drink clean water. The day before, physical activity and emotional overload should be excluded.
The norm of vitamin B12 in human blood
The norm of vitamin B12 in the blood is different depending on the age of the person. Gender does not play a role in this. Let us analyze the reference values in the analyzes for the content of vitamin B12 in the blood of a person.
The norm of vitamin B12 in children in the blood from 0 to 1 year is from 118 to 959 pmol / l.
The norm of vitamin b12 in the blood of women and men from 1 to 60 years old is 148-616 pmol / l.
The norm of vitamin B12 in the blood of adults over 60 years old is 81-569 pmol / l.
The norm of vitamin B12 in the blood of pregnant women may be slightly overestimated, as their daily intake of this substance also increases.
