The Vitamin D, B12, and Folate panel is a blood test used to evaluate key vitamins that play essential roles in bone health, nerve function, red blood cell production, and overall metabolic wellness. These vitamins are vital for energy levels, immunity, and normal body functioning. A deficiency in any of them may lead to fatigue, weakness, anemia, and long-term health problems.
1. Vitamin D Test
This test measures the level of 25-hydroxyvitamin D in your blood, which indicates your body’s vitamin D status.
Purpose
Assess bone health
Detect vitamin D deficiency or excess
Evaluate causes of fatigue, bone pain, or muscle weakness
What is Vitamin D, B12
Measures the amount of Vitamin B12 in your blood, which is essential for nerve function and red blood cell production.
Diagnose folate deficiency
Investigate anemia
Assess nutritional status
Types of Vitamin D Tests
25-Hydroxy Vitamin D Test
This is the standard test used to measure total Vitamin D levels in the body.
What it measures
Vitamin D2 (ergocalciferol)
Vitamin D3 (cholecalciferol)
Total Vitamin D (main result)
Why it’s done
Detects deficiency or excess
Evaluates bone health
Monitors supplementation
1,25-Dihydroxy Vitamin D Test (Calcitriol)
This is the active form of Vitamin D but NOT used to check deficiency.
Why it’s done
Kidney disorders
Certain endocrine disorders
Abnormal calcium levels
Serum Vitamin B12 Test (Standard)
The most commonly used test.
What it measures
The total amount of Vitamin B12 in your blood.
Why it’s done
Diagnose deficiency
Evaluate anemia
Check nerve-related symptoms
Active B12 Test (Holotranscobalamin)
A more accurate test than total B12.
What it measures
The biologically active form of B12.
Why it’s done
When symptoms suggest deficiency but serum B12 looks normal
Early detection of deficiency
Exam Duration
20 Minutes - 60 Minutes
Vitamin B12 Pricing
Private Vitamin B12 scans are provided on a per fee basis and are not covered by health care.
