These signs indicate a lack of vitamin B12

The b12 vitamin It is a water-soluble vitamin that is only found in foods of animal origin. Although it is commonly known that some algae may also contain it, many of them actually contain vitamin B12 analogs known as corrinoids.

The corrinoids They are treacherous, according to the Spanish Society of Dietetics and Food Sciences (SEDCA). These can mask a possible deficiency of this vitamin in a blood test is abused, for example, the consumption of seaweed.

According to the SEDCA, these are the Principal functions of vitamin B12: essential in the formation of red blood cells; involvement in DNA and protein synthesis; participates in the formation of tissues and also in their regeneration; and important in various functions of the nervous system.

Consequence of a lack of vitamin B12

According to the prestigious Merk Manual, better known as MSD Outside of the United States, a deficiency of this vitamin leads to anemia, which in turn causes paleness, weakness, fatigue. If it is severe, we speak of respiratory distress and dizziness.

In the case of a severe deficiency of vitamin B12 it can cause a neurological damage. The consequences: tingling or loss of sensation in the hands and feet, muscle weakness, loss of reflexes, difficulty walking, confusion and dementia.

Unlike almost all other vitamins, B12 is stored in great quantities, especially in the liver, until it is required by the body. If you stop consuming, the deposits in the body last between 3 and 5 years before being exhausted, these specialists indicate.

As described above and taking into account that it is a vitamin of animal origin, vitamin B12 deficiency can occur in vegan not taking supplements or as a result of an absorption disorder.

Inadequate consumption or inadequate absorption

High doses of vitamin B12 should not be taken as a cure-all, although, on the other hand, the vitamin does not appear to be toxic; Consuming excessive amounts of B12 is not recommended.

Vitamin B12 deficiency can be due to several Causes:

• Insufficient consumption of vitamin B12.

• Insufficient absorption or storage of the vitamin in the body.

• Inadequate consumption

• There is a deficiency of vitamin B12 when no product of animal origin is consumed, unless supplements are taken.

• Inadequate absorption, the latter being the most common.

Signs that indicate a lack of vitamin B12

Vitamin B12 deficiency anemia develops gradually, so that the body can adapt a little. Consequently, the symptoms may appear mild even if the anemia is severe. The specialists in these manuals list some of the signs or symptoms of anemia that we must be aware of.

• Soft spot

• fatigue

• paleness

If the anemia is severe, they detail, respiratory distress, dizziness and increased heart rate are observed. Sometimes the spleen and liver become enlarged.


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