Deficiency of Vitamin B12 and its Symptoms

If there are inadequate levels of vitamin B12 in the body, deficiency of Vitamin B12 occurs. This vitamin is one of the considerably significant vitamins for the health of human beings and is also called cobalamin.  It is most important for the health of tissues, the brain, and is also responsible for the generation of RBCs (red blood cells).  As this vitamin is a water-soluble vitamin so it can flow through our blood to different parts of our body. Our body can also store this vitamin for future use. The excess amount of vitamin B12 is continuously excreted through urine.

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Necessary Vitamin

This is one of the vital vitamins that is much necessary for survival. This vitamin is majorly present in meat products, however, this vitamin can be prepared in the industry through artificial means.  The main function of this vitamin is the involvement in the generation of RBCs in our body. This water-soluble vitamin also helps in the formation of DNA in our body and also regulates the function of DNA.

All the chemical reactions which happen in the cells of our body depend upon this vitamin. Because it also plays a big role in the production of energy and fatty acids in our body. As our body continuously absorbs energy from the diet which we take when our body needs energy this vitamin releases the required energy and boosts our body to absorb folate.

Our body produces millions of RBCs in a day and for their production and regulation, this vitamin is very necessary. If the amount of vitamin B12 is decreased in our body then our body will produce fewer RBCs and there is a high chance of being affected by Anemia. In this article, we are going to explain the functions of this vitamin and the effects of this vitamin on our health.

Deficiency of Vitamin B12

The deficiency of this vitamin can only cause when our body does not get enough amount B12. This vitamin regulates the function of the nervous system and brain. When the deficiency of this vitamin occurs then it has a direct impact on the functions of the nervous system and the brain. This is the most sensitive vitamin. When its level is decreased by a little amount, we still can feel the symptoms of the deficiency of this vitamin.

The deficiency of this vitamin can even cause permanent damage to brain function. It can also result in when our body is incapable to absorb a substantial amount of this vitamin. This usually arises due to infected intestines. This vitamin regulates the function of RBCs and these cells are responsible for the carrying of oxygen in our body to different parts. When the deficiency occurs, then this cell does not carry much oxygen as needed by the body as a result Anemia happens to our body.  In Anemia, the quantity of oxygen in the body is decreased due to which we feel short breathiness.

Deficiency Symptoms

When a deficiency of vitamin B12 occurs, we can feel some deficiency symptoms in a person which is suffering from a low level of vitamin B12. Vitamin B12 has a direct impact on the nervous system of our body. And the nervous system is responsible for the reflex actions of our body. The deficiency of vitamin B12 can cause serious problems in our reflex actions. And it can cause permanent damage to the nervous system.

The damage to the nervous system can cause unbalanced conditions in our bodies due to which we cannot balance ourselves easily.  An insufficient amount of this vitamin can even cause dementia and vision problems can also occur due to a lack of this essential vitamin.

Depression is also responsible for the lack of vitamin B12 and it can even cause mouth ulcers. This can even lead to glossitis, a condition in which the tongue becomes red and sore. Weakness and tiredness is also big symptom. To increase the amount of vitamin B12 in a short you have to take high supplements of it. You can feel the effect of this supplement in two to three days. Above are all the deficiency symptoms of this vitamin.

Vitamin B12 intake Amount

To treat a deficiency of vitamin B12 must be taken a proper amount of vitamin B12. This table shows the proper amount required for different ages.

AgeQuantity of vitamin B12 in micrograms (mcg)
infants up to 6 months0.44mcg
Babies up to 12 months0.5mcg
Children from 1 to 3 years0.9mcg
Kids from 4 to 8 years.1.2mcg
Teenagers from 14 to 18 years2.7mcg
Adults more than 18 years2.8mcg


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