What are the Symptoms of Vitamin B12 Deficiency ?

Health problems such as hair loss, low energy and constant insomnia arise from vitamin B12 deficiency. In order to complete vitamin B12, which decreases over time, although it is present in the body, some foods must be consumed in nature. 

We have researched those who are curious about the B12 vitamin deficiency that causes different diseases for you. So what are the symptoms of vitamin B12 deficiency ?

B12, which is one of the vitamins that the body does not produce but needs the most, is one of the most complained deficiencies today. B12, which is one of the additional vitamin supplements that pregnant women should take, is an indispensable vitamin for the formation of DNA structure and the nervous system. 

Vitamin B12, which is found in animal foods, is the most common deficiency in people who do not consume meat and chicken. B12 deficiency, which lays the groundwork for three basic disorders such as anemia, neurological and mental disorders, can cause more serious disorders if not treated in time. 

B12, which can be synthesized by bacteria in the intestines and dissolved in water, supports the proliferation of red blood cells in the body. Another name for vitamin B12 is cobalamin. B12, a water-soluble metabolic vitamin, carries out various metabolic activities. 

The contents of the substance were examined for the first time in 1972 as a result of an 11-year study. It is also included in plant foods other than animal foods. Studies have shown that the biggest cause of B12 vitamin deficiency is an unconscious diet.


For the intestines to function more functionally, the number of flora must be balanced. It needs vitamin B12 in it. It supports faster dissolution of nutrients. Thus, it prepares the ground for diseases such as constipation, diarrhea or intestinal knotting.

The cells in the nervous system covering almost every part of the body need vitamin B12 for a healthier communication. When the nerve cells do not provide regular transmission, the person's motor and cerebral functions are disturbed. This causes an increase in mental depressions such as stress, fatigue and depression.

The deficiency of vitamin B12, which is necessary to increase the resistance of the immune system against viruses and bacteria, constantly causes upper respiratory diseases.

The main symptoms are hair loss, broken nails and pale skin. As we mentioned above, B12, which supports the regeneration of nerve cells, prepares the ground for the cells to weaken when deficient. It leads to rapid wrinkle and aging.

In B12 deficiency, which is also necessary for the energy of the body, the person always feels sick and tired even if she / he does nothing during the day.

In some people, B12 deficiency causes fever. Rapid sweat glands cause diseases such as late sweating.

Forgetfulness, lack of concentration also cause tingling and burning sensation in the hands and feet.


  • It provides a healthier function of the digestive system.

  • It strengthens the uterus and ovaries, increasing the possibility of getting pregnant.

  • It quickly renews the cells to prevent aging and wrinkles.

  • It strengthens immunity.

  • It prevents illnesses such as forgetfulness and fatigue by increasing the nerve cells in the body.



The most effective foods to meet the body's daily vitamin B12 need are seafood. Salmon in particular is the most effective of these species. Experts emphasize that by consuming fish products at least twice a week, the vitamin deficiency, which is the basic need of the body, will be eliminated.


It is especially found in the lungs in terms of vitamin B12, which is more in animals. Experts state that when an average believer consumes liver except 100 grams of meat per day, this deficiency will be overcome.


Cheese with high vitamin B12 content is a complete calcium and potassium store. Likewise, it is among the foods that eliminate this deficiency in yogurt. Since the lactose contained in milk is not recommended to be consumed frequently due to its allergy nature, it can close this gap with its processed form.


In addition, vitamin B12, which is high in animal foods, is found in excess only in mushrooms as a plant. This deficiency can be filled with a daily plate of mushrooms.


Foods or additional drugs do not cause an excess of vitamin B12 in the body. However, some liver diseases such as cirrhosis or hepatitis cause an excess of vitamin B12 in the blood. 

Especially the excess vitamin B12 experienced during pregnancy can cause autism in children. In addition, it invites diseases such as high blood pressure, gout and narrowing of the arteries.