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Vitamin D status

Clinical trials for Vitamin D status explained in plain language.

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Not yet finished but already full! 1 Completed 1

New study aims to replace costly vitamin d blood tests with a simple questionnaire

Knowledge-focused Completed

This study is developing a clinical score to predict vitamin D deficiency without a blood test. Over 2,500 adults will fill out a questionnaire about sun exposure and diet, then have their vitamin D levels measured. The goal is to create a tool that helps doctors decide who truly…

Matched conditions: VITAMIN D STATUS

Sponsor: Hospices Civils de Lyon • Aim: Knowledge-focused

Last updated Jun 27, 2026 08:05 UTC

Vitamin D status

Get alerted when new Vitamin D status trials appear

New study aims to replace costly vitamin d blood tests with a simple questionnaire