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Typical turnaround: 1-3 business days

The Vitamin D Blood Test checks specific markers using a standard blood draw. This blood test measures the Vitamin D 25-Hydroxy (Calcidiol) levels. Vitamin D is absorbed through sunlight, food, drinks and turned into Vit...

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Frequently Asked Questions

What is a vitamin d blood test?

A vitamin d blood test is a diagnostic screening that The Vitamin D Blood Test checks specific markers using a standard blood draw. This blood test measures the Vitamin D 25-...

How do I prepare for a vitamin d blood test?

Follow the lab's instructions.

How long do vitamin d blood test results take?

Most vitamin d blood test results are available within 1-3 business days.

Can I do a vitamin d blood test at home?

Yes, many providers offer at-home vitamin d blood test kits that can be ordered online and mailed back for analysis.

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