Vitamin D 1 25 Dihydroxy Test USA – Active Form

  • Tests: Vitamin D 25 DiHydroxy (active form) 1,25 (OH)2,
  • Recommended Add-On Test: Vitamin D 25 Hydroxy Inactive Form
  • Draw Locations
  • Turnaround Time: 3-5 Business Days
  • Not Available in: NY, NJ, MA, and RI
  • HSA and FSA Approved


This is a Vitamin D 1 25 Dihydroxy Test! Vitamin D from our diet and sun exposure must be converted into its active form Vitamin D 1 25 Dihydroxy (1, 25 dihydroxy vitamin D). High or low levels of 1, 25 dihydroxy vitamin D have a negative impact on the cardiovascular, neurological, and immune systems.

It is recommended to test dietary/sun Vitamin D levels in combination with this test in order to deficiencies and/or conversion issues.


Tests For | Vitamin D 1 25 Dihydroxy Test

  • Vitamin D, 1,25 (OH)2, Total (an active form of Vitamin D)

Fasting: No

Specimen Type: Blood (Draw Location | How It Works | FAQs)

Turnaround time: 3-5 Business Days

Important Notes | Vitamin D 1 25 Dihydroxy Test

  • This test cannot be collected in NY, NJ, MA, and RI. Contact us with questions.


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