25-Hydroxy Vitamin D (D2+D3 Fractionated) details

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25-Hydroxy Vitamin D (D2+D3 Fractionated)

Labcorp

Broadest draw-site network nationwide.

Sample type: Serum
Avg. sample processing time: 6 Business days
Require fasting: No

BiomarkersLabcorp biomarkers

Vitamin D, 25-OH, Total The combined measure of both major forms of vitamin D (D2 and D3) in your blood — the standard test used to assess overall vitamin D status.
25-OH Vitamin D2 The form of vitamin D your body makes from plant-based (D2) supplements or fortified foods. Reflects how much vitamin D you're getting from these sources.
25-OH Vitamin D3 The main form of vitamin D your body produces from sun exposure or gets from animal-based foods and supplements. Shows the D3 part only; overall vitamin D status is judged on total 25-OH vitamin D.

$146.99

25-Hydroxy Vitamin D (D2+D3 Fractionated)

Quest Diagnostics

Same-day appointments in most metros.

This test is coming soon at Quest Diagnostics.

Description

This panel measures total 25-OH vitamin D, 25-OH vitamin D2, and 25-OH vitamin D3 to assess nutritional deficiencies and monitor nutrient supplementation.

Included biomarkers

Biomarkers

Vitamin D, 25-OH, Total The combined measure of both major forms of vitamin D (D2 and D3) in your blood — the standard test used to assess overall vitamin D status.
25-OH Vitamin D2 The form of vitamin D your body makes from plant-based (D2) supplements or fortified foods. Reflects how much vitamin D you're getting from these sources.
25-OH Vitamin D3 The main form of vitamin D your body produces from sun exposure or gets from animal-based foods and supplements. Shows the D3 part only; overall vitamin D status is judged on total 25-OH vitamin D.

Preparation

Labcorp

Fasting for 8 hours before your blood draw is preferred but not required.
Fasting before a blood draw means you don't eat or drink anything except water.
Your doctor should provide any special instructions related to fasting for your test. Always follow your doctor's instructions.

Quest Diagnostics

This test is coming soon at Quest Diagnostics.

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

ConsultationsConsultation

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Schedule a consultation with a Hormunity specialist. We’ll walk through every marker, interpret what it means for you, and map out the next steps for your care.

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