What is the main function of vitamin B12?
Vitamin B12 is needed to form red blood cells and DNA. It is also a key player in the function and development of brain and nerve cells. Vitamin B12 binds to the protein in the foods we eat.
What happens when vitamin B12 is very high?
However, supplementing with excessively high levels of B12 has been linked to some negative side effects. Several studies have shown that megadoses of the vitamin can lead to outbreaks of acne and rosacea, a skin condition that causes redness and pus-filled bumps on the face.
What is the most common cause of vitamin B12 deficiency?
Even though the vitamin is found in many foods, B12 insufficiency and deficiency are relatively common. This is often due to limited dietary intake, malabsorption, certain medical conditions, or the use of B12-depleting medications ( 2 , 3 , 4 ).
What are the warning signs of vitamin B12 deficiency?
Symptoms of Vitamin B12 Deficiency
- Weakness, tiredness, or lightheadedness.
- Heart palpitations and shortness of breath.
- Pale skin.
- A smooth tongue.
- Constipation, diarrhea, loss of appetite, or gas.
- Nerve problems like numbness or tingling, muscle weakness, and problems walking.
- Vision loss.
What does vitamin B12 stand for?
Some people almost completely lack the ability to absorb it,being able to make use of only one part in 100 or even less of what they eat.
What does vitamin B12 do for our body?
Heart and blood vessel disease. Researchers had previously believed that vitamin B-12,when combined with folic acid (vitamin B-9) and vitamin B-6,might prevent diseases of the heart and blood
Is too much vitamin B12 a health hazard?
It is, however, important to note that too much B12 may cause issues in certain cases. In some people, high levels of B12 may cause gastrointestinal problems such as bloating and diarrhea. And if you have high blood pressure or poor cardiovascular health, having too much B12 may further complicate these issues.
Is B12 a vitamin or a mineral?
Vitamin B12, also known as cobalamin, is a water-soluble B vitamin. It exists in several forms and contains the mineral cobalt. That is why vitamin B12 compounds are called cobalamins. Vitamin B12 is vital for proper red blood cell formation, nerve function, and DNA synthesis. Vitamin B9 (folate) and vitamin B12 are closely related.