Vitamin d showdown: which pill works best?

NCT ID NCT07317830

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study compares two different vitamin D3 supplements to see which one raises vitamin D levels faster and more effectively in adults who are low in vitamin D. About 20 people will take one of the two supplements daily for eight weeks. The goal is to find the best way to correct vitamin D deficiency.

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Conditions

The condition(s) this trial relates to.

vitamin D deficiency

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • Center for Health Sciences

    RECRUITING

    Belgrade, 11000, Serbia

    Contact

    Contact Phone: •••-•••-•••• Email: •••••@•••••