Letter

Calcium and vitamin D in preventing fractures: Vitamin K supplementation has powerful effect

BMJ 2005; 331 doi: 10.1136/bmj.331.7508.108 (Published 7 July 2005)
Cite this as: BMJ 2005;331:108.1

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  1. Thomas E Radecki, psychiatrist (c4tf@hotmail.com)
  1. 705 W Oregon, Urbana, IL 61801, USA

    EDITOR—Porthouse et al conducted a good randomised controlled trial of calcium and supplementation with cholecalciferol (vitamin D3) for prevention of fractures in primary care.1 However, vitamin D and calcium are not enough.

    No mention was made of the extensive research from Japan and the Netherlands, which shows that vitamin K …

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