Milk, milk substitutes, egg, chess, yogurt are some of the sources of vitamin B12
.Deficiency is common in most of the vegetarians.If you have low vitamin B12 levels for a long time, you can have nerve damage
.Treatment may include a shot of vitamin B12 (Inj. Vitneurin) once a month. Persons with severely low levels of B12 may need more shots in the beginning. You may need shots every month for the rest of your life.
Some patients may also need to take vitamin B12 supplements by mouth. For some people, high-dose vitamin B12 tablets taken by mouth work well, and shots are not needed.Hope this helps.Take care.