Why vitamin B12 is one of the essential vitamins for humans


Vitamin B12: Also known as cobalamin, it is an organic compound with extremely complex spatial structure, and it is also one of the essential vitamins for humans.

As one of the great discoveries of the 20th century, its discovery solved the most difficult disease problem at the time-pernicious anemia. As a kind of essential vitamin for human beings, it promotes the development and growth of red blood cells in the blood system. .
In addition, it is also involved in the synthesis of DNA, the regulation of the nervous system, and the metabolism of cells in the human body. Insufficient intake can cause vB12 deficiency, which is a potential disease that has no obvious impact on human health in a short period of time. However, if vB12 is deficient for a long time, it can cause megaloblastic anemia. In severe cases, it can lead to pernicious anemia, which can lead to death.
In addition, vB12 also affects the development of infants and young children. If the intake of vB12 in breast milk or milk powder is insufficient, you will get vB12 deficiency, and then show emotional abnormalities, delayed reactions, slow intellectual growth, and crying. And some symptoms such as dysplasia.
At the same time, vB12 also plays a very important role in the regulation of the nervous system. If it is lacking, it can cause irreversible damage to the central nervous system, leading to slow response and memory decline.

Studies have shown that one-fifth of depression patients are related to their own insufficient vB12 supplementation. If the intake of the elderly is insufficient, it will cause symptoms such as accelerated aging, memory decline, and some even suffer from Alzheimer’s disease (senile dementia). disease).

Although the lack of vB12 can cause a series of diseases, if you overdose vB12, it will also have an insignificant impact on human health. Facts have shown that when vB12 is supplemented excessively, it can cause allergic symptoms, and some can even cause allergic physique. Therefore, adequate supplementation of vB12 is extremely important for human health.

Humans obtain vB12 mainly from animal foods, dairy products and egg products, and almost no plants. In order to avoid vB12 deficiency, the health department has introduced the recommended daily intake for people of different age groups. 0.25 to 1 micrograms for babies around one year old, 2-3 micrograms for children aged 2-10, 3 micrograms for adolescents aged 11-18, 3 micrograms for adults, 4 micrograms for pregnant women and the elderly.

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