Vitamin B12 is a water-soluble vitamin and is part of the vitamin B group.
- Maintains nerve cells.
- Makes red blood cells.
- Releases energy from the food you eat.
- Processes folic acid.
- Meat, eggs, milk, salmon, fortified breakfast cereals, cheese, beef, cod.
It is known as pernicious anaemia and is most likely in vegans as they do not eat animal products. Symptoms are tingling and numbness in the hands, feet and a loss of memory.
No harmful side effects have been reported of eating too much vitamin B12.