Vitamin B12 is actually compared to that of a power house. The reason is that this vitamin plays a major role in many different parts of the human body. For instance, it takes care of the following functions:

  • Helps to make DNA
  • Helps in protecting blood cells and nerve
  • It plays a major role in making the brain healthy
  • Also, it improves the health of the immune system in the human body.
  • Furthermore, your metabolism will not run properly without this vitamin

Vitmain Deficiency

Not like other vitamins:

The issue with Vitamin B12 is that it is different from other vitamins. Yes, it is found in plenty in shellfish, meat, eggs and in dairy products. This means that vegan people are at higher risk of developing the deficiency of this vitamin.

What do studies say?

Studies say that nearly 15% of people do not get enough quantity of this vitamin. This means that they are at the greater risk of developing digestion issues, celiac disease, and many other health issues.

Why is B12 important?

Vitamin B12 is highly important to ensure the proper functioning of the human body. It is important because it does the following functions:

  • It optimizes growth of nerve and its functioning
  • It aids with digestion
  • It helps in ensuring proper blood circulation
  • It helps in formation of red blood cells
  • It is responsible for metabolizing folate
  • It supports the functioning of nervous system
  • It promotes reproductive health in men and women
  • It helps with absorption of iron
  • It helps in metabolizing fat and carbohydrates
  • It produces adrenal hormones

In short, B12 deficiency means many serious disorders. So, you should know whether you have this deficiency.

How to know whether you have Vitamin B12 deficiency?

There are certain signs that will tell you that you have Vitamin B12 deficiency. Here are some of the signs to notice:


If you experience a frequent occurrence of vertigo and dizziness, it can be a sign of vitamin B12 deficiency. When you get up quickly from a sitting position, you might experience trembles. When you walk up or down stairs, you will feel dizzy. When you experience chronic vertigo, it is better to get medical attention, so that you can get the required treatment for Vitamin B12 deficiency after appropriate diagnosis.


If you find dark patchy portions in your skin, it can be a sign of vitamin B12 deficiency. In addition to skin problems, hair-related issues can occur with this deficiency. This can occur due to different reasons, but the deficiency of this vitamin substance called as cobalamin is identified as the major cause.


If you face uncharacteristic and chronic forgetfulness, it might be due to B12 deficiency. Many patients mistake the forgetfulness for Alzheimer’s and dementia, particularly when they are over 70 years. But, they can diagnose B12 deficiency with a simple blood test. When they take up a supplemental regimen, they will experience an improvement in their memory levels.

Tongue inflammation:

Swollen or bumpy sensation in your tongue can be the result of a deficiency of the B12 vitamin. If you see that tongue inflammation persists, it is better to get help from a medical professional.

Weakness of muscles:

When there is inadequacy of vitamin B12 in your blood, there will be inadequate oxygenation to the muscles. This can result in unusual muscle weakness and lethargy. When you are suddenly not able to lift a weight that you were so long able to easily manage, it is better to talk to your doctor to know whether a blood test is needed to diagnose B12 deficiency.

Shortness of breath:

In case, you experience faster heartbeat or run short of breath, you can consider a B12 deficiency check up to rule out the underlying cause.

In addition to these signs, other symptoms like vision issues, unexplained fatigue, and pins and needles all through the body, pale complexion, and blood-related syndromes are also symptoms that indicate B12 deficiency.

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