Common Symptoms of Vitamin B12 Deficiency

• Fatigue, weakness, pale skin, numbness, tingling, and memory issues.

Risk Factors and Causes

• Vegetarian diet, absorption issues (e.g., Crohn's disease), and certain medical conditions.

Diagnostic Tests

• Blood tests like serum B12 levels, complete blood count (CBC), and possibly methylmalonic acid (MMA).

When to See a Doctor

• Consult a healthcare professional if symptoms are present or if you have risk factors.

Treatment Options

• Oral supplements or injections, as recommended by a doctor based on individual needs.