Vitamin B12

Vitamin B12; It is a vitamin soluble in water and alcohol. Loss of heat when heated. Liver, heart and kidney tissue B12 is a significant proportion.

Vitamin B12 (cobalamin) is an important water-soluble vitamin that our body needs but cannot produce. It is naturally found in animal foods. Vitamin B12 can be produced industrially and added to some foods such as breakfast cereals. It has an important role in the formation of red blood cells, DNA production and healthy functioning of the brain and nervous system. B12 deficiency, which can be seen especially in the elderly, vegan diets or people with digestive system disorders affecting the absorption of nutrients, can cause anemia, psychiatric and neurological health problems.

Duties in Body Work

It is involved in the production of blood cells in the immune system, protein metabolism, nervous system and bone marrow.

Deficiencies and Excesses

B12 deficiency causes pernicious anemia with disturbances in the nervous system . The numbness of the arms and legs, decreased sensation, mental depression and contractions are the most prominent signs of deficiency. Especially in those who consume only plant-based nutrients, the loss of vitamins is very high in the failure of food storage and cooking. This vitamin is only found in foods of animal origin.

Daily Vitamin B12 Requirement

People get the need for vitamin B12 from animal tissues. Daily necessities 2 mcg ‘ dir . The need for pregnancy and lactation is 2.6 mcg .

Top Foods of Vitamin B12

Meat, milk , cheese, eggs and fish. Vitamin B12 is not found in vegetable foods.

What are the symptoms of vitamin B12 deficiency?

B12 deficiency can cause anemia. Due to anemia defined as pernicious anemia, palpitations, decreased exercise capacity, fatigue and weakness, concentration disorders and darkening of the eye may develop.

Redness and burning sensation in the tongue, sores in the mouth and nighttime contractions of the legs may cause diarrhea.

Tingling and numbness in feet, legs, arms and hands, and impaired mental functions are observed.

It may cause discomfort such as memory loss and forgetfulness especially in the elderly. Decreases in B12 absorption and body side storage are observed with age. B12 deficiency plays an important role in the development of depression in individuals over 65 years of age.

B12 deficiency inhibits the expression of new cells and causes slowing of metabolism.


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