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Study Reveals Vitamin D2 May Lower Essential D3 Levels

10/20/2025

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Summary

Story summary

A University of Surrey study finds vitamin D2 supplements may lower vitamin D3 levels in the body.
The study contrasts with findings from King's College (university) that low vitamin D levels are linked to higher COVID-19 hospitalization risk.
King's College analyzed data from over 150,000 participants, suggesting adequate vitamin D supports immune health.
Experts call for further investigation into how dietary changes and supplements could mitigate severe COVID-19 effects.

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Story summary

A University of Surrey study finds vitamin D2 supplements may lower vitamin D3 levels in the body.
The study contrasts with findings from King's College (university) that low vitamin D levels are linked to higher COVID-19 hospitalization risk.
King's College analyzed data from over 150,000 participants, suggesting adequate vitamin D supports immune health.
Experts call for further investigation into how dietary changes and supplements could mitigate severe COVID-19 effects.