Vitamin B12 benefits and deficiency symptoms

Vitamin B12, also called as cobalamin is one of the most essential vitamins of the B group. It is a water soluble vitamin that helps to keep our nerves and red blood cells healthy. This vitamin plays a key role in the smooth functioning of various important processes of the body, including DNA synthesis. If a person has pernicious anemia, Crohn’s disease and Celiac disease, he or she may become unable to absorb this vitamin. Most importantly, our body is unable to make Vit B12. The rich sources of this vitamin are generally animal based foods so person who follows vegetarian diet generally suffers from its deficiency.  Heavy drinkers and pregnant women mainly need good amount of this vitamin and in case they have Vitamin B12 deficiency, doctors recommend them some supplements to overcome its deficiency.


The top 5 Vitamin B12 benefits:

  • It is essential to convert carbohydrates to glucose. It helps to produce energy and decrease fatigue and laziness.
  • It helps to regulate the nervous system effectively and reduce depression, stress and brain shrinkage.
  • It helps to prevent us from various heart diseases by controlling and improving the unhealthy cholesterol levels. It protects against the heart strokes and high blood pressure and maintains a healthy digestive system.
  • It plays a key role to improve skin, hair and nails. It helps to reproduce cell and renew skin.
  • It protects against colon, lung, breast and prostate cancers.

These are most common benefits of Vit B12. In short, it is important for the overall working of body and its deficiency can cause various health troubles so it is essential to get accurate treatment to deal its deficiency. If it is untreated, it may further cause various symptoms. Deficiency of this vitamin may lead to Anemia as well. Other common Vitamin B12 deficiency symptoms include:

  • Severe tiredness or fatigue
  • Headache
  • Lack of appetite
  • Feeling lack of energy or laziness
  • Feeling weak
  • Speedy heartbeat and breathing
  • Pale skin and sore tongue
  • Bleeding gums
  • Stomach ache or weight loss
  • Constipation or Diarrhea
  • Poor Memory
  • Asthma

If you have any of these symptoms of vitamin B12 deficiency, you should consult with your doctor for a blood test. Your doctor will give you required treatment like injections or any other supplement. Other more specific symptoms associated with B12 Vitamin include Yellowing of skin, mouth ulcers, walking problems, vision problems, dementia, low sense of touch, mood swings and irritability. If you regularly include land animal foods and fish in your diet, you will never face its deficiency because fish, eggs, poultry, and dairy products are said as good sources of Vitamin B12. Nutritional yeasts, fortified cereals and soy milk are also called as Vitamin B12 foods because they have some important nutrients of this vitamin.

Vitamin B12 is responsible for the production of healthy red blood cells that transmit oxygen throughout the body. Our body needs good amount of this vitamin to function properly so consume Vitamin B 12 rich foods as much as possible.

Sneha Agarwal


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