![Frontiers | Global and regional prevalence of vitamin D deficiency in population-based studies from 2000 to 2022: A pooled analysis of 7.9 million participants Frontiers | Global and regional prevalence of vitamin D deficiency in population-based studies from 2000 to 2022: A pooled analysis of 7.9 million participants](https://www.frontiersin.org/files/Articles/1070808/fnut-10-1070808-HTML-r1/image_m/fnut-10-1070808-g001.jpg)
Frontiers | Global and regional prevalence of vitamin D deficiency in population-based studies from 2000 to 2022: A pooled analysis of 7.9 million participants
![Nutrients | Free Full-Text | Moderate Amounts of Vitamin D3 in Supplements are Effective in Raising Serum 25-Hydroxyvitamin D from Low Baseline Levels in Adults: A Systematic Review Nutrients | Free Full-Text | Moderate Amounts of Vitamin D3 in Supplements are Effective in Raising Serum 25-Hydroxyvitamin D from Low Baseline Levels in Adults: A Systematic Review](https://pub.mdpi-res.com/nutrients/nutrients-07-02311/article_deploy/html/images/nutrients-07-02311-g001.png?1430202921)
Nutrients | Free Full-Text | Moderate Amounts of Vitamin D3 in Supplements are Effective in Raising Serum 25-Hydroxyvitamin D from Low Baseline Levels in Adults: A Systematic Review
My vitamin D level was 52 nmol/l 6 months ago. How fast does it drop if you don't get enough sunlight/fatty fish during that time? - Quora
![Nutrients | Free Full-Text | Clinical Practice in the Prevention, Diagnosis and Treatment of Vitamin D Deficiency: A Central and Eastern European Expert Consensus Statement Nutrients | Free Full-Text | Clinical Practice in the Prevention, Diagnosis and Treatment of Vitamin D Deficiency: A Central and Eastern European Expert Consensus Statement](https://www.mdpi.com/nutrients/nutrients-14-01483/article_deploy/html/images/nutrients-14-01483-g001.png)