What is a Vitamin D 25-hydroxy blood test?

A Vitamin D 25-hydroxy blood test evaluates the amount of an active form of vitamin D (Calcifediol) in your body. Vitamin D is a fat-soluble vitamin that plays an important role in building and maintaining strong bones by facilitating calcium absorption.

What does a Vitamin D 25-hydroxy panel test for?

There are many different types of problems that can be diagnosed with a vitamin D 25-hydroxy test. These can include: Vitamin D deficiency Rickets and osteomalacia (bone weakness) Osteoporosis Skeletal muscle weakness Myopathy

Why would a Vitamin D-25 hydroxy test be high? Why would it be low?

The Vitamin D-25 hydroxy test determines if there are sufficient levels of Vitamin D in the blood. High levels indicate that your body produces too much vitamin D, which could be a symptom of: Kidney disease Hyperparathyroidism Hypercalcemia A Vitamin D-25 hydroxy test can be low due to: Lack of dietary Vitamin D Inadequate sunlight exposure Poor liver function

Who should get this test?

It is recommended that you take a vitamin D 25-hydroxy blood test if you are experiencing any of the following symptoms: Fatigue or weakness Soft bones Muscle aches Pain Decreased appetite Low blood pressure Diarrhea or constipation

What is the purpose of vitamin D 25-hydroxy testing?

Vitamin D 25-hydroxy testing is used to measure the vitamin D levels in the blood. Vitamin D is important for bone health and the immune system's proper functioning.

Do I need to visit a doctor?

Nope. You don't need a doctor's visit to get a test with us.

How do I get my results?

You'll get your results via email as soon as they are available. We will notify you via SMS as well. You can also see them at any time in the future right in your dashboard where you can easily share them with your professional and compare them side by side with future tests.

Does my lab prescription expire?

We're the only lab that honors your lab order forever.

Vitamin D, 25-Hydroxy

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Vitamin D

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Clarify the cause of your muscle pain
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Vitamin D

Reveal why you're feeling constantly tired
Clarify the cause of your muscle pain
Enhance your mood and energy levels

^$69 ^$ 52

Earn 52 points

What’s included

HSA/FSA accepted

Vitamin D, 25-Hydroxy

Reveal why you're feeling constantly tired
Pinpoint if low Vitamin D is affecting your mood
Clarify the cause of your muscle weakness

^$107 ^$ 81

Earn 81 points

What’s included

FAQ

What is a Vitamin D 25-hydroxy blood test?

A Vitamin D 25-hydroxy blood test evaluates the amount of an active form of vitamin D (Calcifediol) in your body. Vitamin D is a fat-soluble vitamin that plays an important role in building and maintaining strong bones by facilitating calcium absorption.
What does a Vitamin D 25-hydroxy panel test for?
There are many different types of problems that can be diagnosed with a vitamin D 25-hydroxy test. These can include:
- Vitamin D deficiency
- Rickets and osteomalacia (bone weakness)
- Osteoporosis
- Skeletal muscle weakness
- Myopathy
Why would a Vitamin D-25 hydroxy test be high? Why would it be low?
The Vitamin D-25 hydroxy test determines if there are sufficient levels of Vitamin D in the blood. High levels indicate that your body produces too much vitamin D, which could be a symptom of:
- Kidney disease
- Hyperparathyroidism
- Hypercalcemia
A Vitamin D-25 hydroxy test can be low due to:
- Lack of dietary Vitamin D
- Inadequate sunlight exposure
- Poor liver function
Who should get this test?
It is recommended that you take a vitamin D 25-hydroxy blood test if you are experiencing any of the following symptoms:
- Fatigue or weakness
- Soft bones
- Muscle aches
- Pain
- Decreased appetite
- Low blood pressure
- Diarrhea or constipation
What is the purpose of vitamin D 25-hydroxy testing?

Vitamin D 25-hydroxy testing is used to measure the vitamin D levels in the blood. Vitamin D is important for bone health and the immune system's proper functioning.
Do I need to visit a doctor?

Nope. You don't need a doctor's visit to get a test with us.
How do I get my results?

You'll get your results via email as soon as they are available. We will notify you via SMS as well. You can also see them at any time in the future right in your dashboard where you can easily share them with your professional and compare them side by side with future tests.
Does my lab prescription expire?

We're the only lab that honors your lab order forever.