The vitamin B12 It is an essential micronutrient for the body to function properly.

It is necessary that it is included in our diet to be able to fulfill different functions of the body. Among some tasks he participates in the formation of blood cells red and in the production of DNA, the genetic material of every cell. It also supports the nervous system and prevents diseases such as anemia megabloblstica.

Something to keep in mind is that vitamin B12 is only found in high-fat foods. origin animalsuch as meat, fish, shellfish, eggs, or dairy products. Therefore, the people vegetarian or vegan they are at higher risk of being deficient in this micronutrient.

It is essential to know this for vegetarians and vegans.

Symptoms of a lack of vitamin B12

When a person is deficient in this micronutrient for a long period of time, the most common symptoms are weakness, blurred vision, constant feeling of tiredness, memory loss, and tingling in the arms and legs.

Here are some of the mild symptoms that a lack of vitamin B12 can cause in the body:

-Yellow or pale skin tone.


-Reduction of reflexes.

-Loss of memory.

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-Language difficulty.

-Constant tiredness.

-Soft spot.



However, prolonged deficiency of this vitamin can lead to major health problems, such as heart failure and megaloblast anemia. Likewise, it can also cause cognitive impairment.

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For this reason, in this type of case it is usual to establish a medical treatment to increase the levels of this vitamin in the body. Among them, an injection of vitamin B12 can be used to quickly alleviate the situation.


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