How is your health impacted by your vitamin D level?

  • Measure

    Reliable and accurate vitamin D analysis in your home.
  • Evaluate

    Compare your results with those of other members.
  • Adjust

    Take charge. Make necessary changes.
  • Reassess

    6 months later – did the changes work for you?
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What’s your vitamin D level?
Find out with our home test kit.

Research has demonstrated many health benefits of higher vitamin D levels. What do scientists say is the target amount? 48 world-wide vitamin D researchers agree it is 40-60 ng/ml (100-150 nmol/L). Determine your level today.
Learn about the many benefits of vitamin D.

How it works.
Get results at home.

Provide a blood sample with our easy to use test kit from the comfort of your own home. Mail it back to us.

Your results are processed through a certified lab partner and available online within 7-10 days after receiving it back from you.

Learn more about how it works.

Take charge of your health while making an impact.

After sending in your test kit and signing up to join the project, you’ll answer some basic health and lifestyle questions online that will contribute to your ability to see how your information fits with a much larger group, giving you feedback not only on your health but enabling you to see how you compare with others.

Learn more about our research.

Real people.
Real stories.

People tell us how vitamin D has greatly improved the quality of their lives. Subscribe to our newsletter so we can share their life changing experiences with you.

Tell us your story.

Ready to get the information to help take charge of your health?

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