Book blood tests, full body checkups, and pathology panels with free home sample collection, on-time phlebotomist visits, and digital reports in 24–48 hours.
Real operational metrics from CoreLab diagnostic services.
Search by test name or package — free home collection & on-time slots when you book online.
Vitamin B12 is crucial for the formation of normal red blood cells and for maintaining a healthy nervous system. Since the human body cannot produce Vitamin B12 on its own, it must be obtained through dietary sources, particularly animal-based foods like meat, dairy, and eggs, or through supplements.
A deficiency in Vitamin B12 can lead to anemia, nerve damage, and other health issues, making it essential for overall well-being.
Test Type: Blood
Reporting: Same Day
Free Home/Office Sample Collection
Fasting: 10 to 12 hrs fasting mandatory
Best & Honest Price
One Prick Sample Collection Policy
Yes. Book home collection when ordering online or call our team. Trained phlebotomists visit your address at the scheduled slot.
Most routine tests are reported within 24–48 hours after sample validation. Specialized tests may take longer — see your booking confirmation.
CoreLab follows NABL-aligned quality-assured pathology processes with structured SOPs, trained collectors, and MD pathologist oversight.
View CoreLab diagnostic centers & home collection in Gurugram