How this page evolved

Every published version is kept. Each entry shows what changed and why. Earlier versions can be restored by moderators, but only if the material they rely on is still available.

1. Revision 5Oct 4, 2026, 8:39 AMLiveAI-organised, reviewed

   Added two newer reviews to the evidence base: a 2026 review on targeted repletion versus routine supplementation and a 2026 cardiovascular micronutrient review noting that deficiency is associated with CVD risk while supplementation trials are mixed. Added a safety signal about adverse skeletal effects of high-dose or bolus vitamin D, and a note that no adequately powered trial has shown combined omega-3, vitamin D3 and MK-7 superior to placebo.

   • · The main finding was rewritten.
   • · Updated “What the randomised evidence shows”.
   • · Updated “How to read this evidence”.
   • · 3 new sources cited.
   • · The note on uncertainty changed.
   • · The key takeaways were revised.
   • · 2 new pieces of guidance for specific situations.
   • · 2 new open questions.
2. Revision 4Sep 30, 2026, 6:50 PM

   Copy edit: capitalisation in the guidance.

   • · Minor wording changes.
3. Revision 3Sep 30, 2026, 6:49 PMAI-organised, reviewed

   Initial Starting Map for the question of whether vitamin D supplements prevent cancer, heart disease, fractures or death in generally healthy adults, based on three large randomised trials and a meta-analysis.

   • · First published version.