Vitamin B12 Deficiency: Symptoms of Deficiency

Contribution: Rachna Arya


B vitamins are a group of eight nutrients, each of which has a different role in maintaining the health of the body.

Despite having similar names (B1, B2, B3, etc.), these vitamins are chemically different substances, and they often coexist in the same food.

usually, Dietary supplements that contain all eight are referred to as vitamin B complex. Each of the B vitamins has a specific role in the body and is essential for maintaining cell health.

The eight types of vitamins in the vitamin B complex include:

  1. Thiamine (B1)
  2. Riboflavin (B2)
  3. Niacin (B3)
  4. Pantothenic Acid (B5)
  5. Pyridoxine (B6)
  6. Biotin (B7)
  7. Folate (B9, also known as folic acid)
  8. Cobalamin (B12)

Individually, these eight B vitamins play important roles in a variety of functions in the human body.

Symptoms of vitamin B deficiency vary, with different symptoms depending on the vitamin B deficiency a person has.

In this blog, we will discuss some of the symptoms of vitamin B12 deficiency in the body.

Importance of Vitamin B12

Vitamin B12 is an important vitamin needed to create and maintain new cells (nerves and red blood cells) and to make DNA.

It is often called the “energy vitamin”. Because the body needs this vitamin to convert food into fuel.

B12 is water soluble, which means your body only absorbs the limited amount needed and the rest is excreted in your urine.

Vitamin B12 deficiency can cause a variety of health concerns, such as pernicious anemia, and can cause “irreversible” damage in the long term.

Therefore, it is important to detect and successfully treat B12 deficiency as early as possible and to monitor for any symptoms that may indicate deficiency-related diseases.

Common symptoms of vitamin B12 deficiency

Some of the symptoms associated with this nutrient deficiency include:

  • A slight yellow tint to the skin
  • Change how you walk and move

Chronic symptoms

If left untreated, low levels of B12 can cause irreversible nerve cell damage, which can cause the following symptoms:

  • anemia
  • Numbness and tingling sensation in hands, arms and legs (paresthesia)
  • Difficulty walking and moving hands
  • Cardiovascular problems
  • Muscle weakness
  • Anger and depression
  • Mouth sores, ulcers, tongue swelling and other oral problems
  • memory loss
  • Dementia-like symptoms
  • Psychosis

Foods that can help

Nutrient Vitamin B12 is not produced naturally by the body. Vitamin B12 deficiency is easiest to correct due to inadequate dietary intake.

By consuming foods rich in vitamin B12 and by mouth Vitamin B12 supplements, the disease can be cured. Consuming foods rich in these vitamins is very important.

Many foods are rich in vitamin B12 and consuming them can help you meet your daily vitamin B12 needs.

These include:

Dairy products such as beef, pork, ham, poultry, lamb, seafood, crab, milk, cheese and yogurt, as well as eggs are among the richest sources of vitamin B12.

Additionally, fortified cereals can provide you with adequate amounts of these essential nutrients. Vegetables rich in vitamin B12 in vegetarians are spinach, beetroot, potatoes, mushrooms, alfalfa and others.

Diagnosis of vitamin B12 deficiency

Diagnosis of this deficiency is based on laboratory tests. Your doctor will draw a sample of your blood to determine if your red blood cells are larger than normal and if your hemoglobin level is lower than normal.

Last thought

If you experience any symptoms of vitamin B12 deficiency, you should see your doctor immediately to get tested.

Most older adults, pregnant women, vegetarians, and people with certain health conditions should prioritize routine screening because they are more likely to develop B12 deficiency.

So, if you are experiencing any symptoms of vitamin B12 deficiency, you should get a vitamin B12 test to check your vitamin B12 levels and take appropriate steps to correct the deficiencies.

Check your vitamin B12 levels today!

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