Vitamin B12 Deficiency
Information and suggested lab tests.
What it is
Vitamin B12 is important for nerves and blood formation. Deficiency can cause tiredness, anemia, and tingling sensations.
Diagnosis and tests
Vitamin B12 test confirms deficiency. CBC helps assess anemia pattern. Treatment depends on severity and cause.
Treatment and management
Supplementation is effective when guided correctly. Early correction helps reduce risk of persistent nerve symptoms.
This is general information and does not replace medical advice. For diagnosis or treatment decisions, consult a qualified clinician.
FAQs
Who is at risk?
Vegetarians, elderly, and people with absorption issues may be at higher risk.
Do I need repeat testing?
Often yes, to confirm correction and guide maintenance.
Can symptoms become permanent?
Prolonged deficiency can cause persistent nerve issues; early treatment helps.