Vitamin B12 level 211 pg/mL is borderline low. Yes, you should start B12 supplementation, especially if you have symptoms (fatigue, tingling, memory issues).
Next Steps
• Start oral
Vitamin B12 1000 mcg daily for 6–8 weeks
(or injections if advised by your doctor)
• Continue Vitamin D3 as prescribed
• Recheck B12 after 8–12 weeks
Health Tips
• Include
B12-rich foods (eggs, milk, curd, meat if non-veg)
• If vegetarian or on long-term antacids/metformin, supplementation is important
• Do not delay treatment—early correction prevents nerve damage