Subsequently, research on a larger group of patients is required in order for scientists and doctors to be able to draw a definitive conclusion.
How to avoid a vitamin B12 deficiency.
A vitamin B12 deficiency can be caused in a number of ways including because of a lack of it in the diet.
B12 can often be found in foods such as meat, fish, milk, cheese, eggs, and some fortified breakfast cereals. The NHS says adults between the ages of 19 and 64 need around one an and a half micrograms of B12 a day.
However, a B12 deficiency can also be caused by conditions affecting the stomach or the intestines, medication, a functional B12 deficiency, and pernicious anaemia; the most common cause of this type of deficiency in the UK.
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