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

doi:10.1136/bmj.331.7508.108

From trainee to consultant, BMJ Group offers doctors around the world tailored information, special events, learning resources and recruitment services at every step along their career path.

... by doctors, for doctors, for patients
We are open for entries!

Online learning

BMJ Learning

High-quality CME / CPD for doctors and other healthcare professionals. BMJ Learning features hundreds of accredited, peer-reviewed learning modules in text, video, and audio formats. Find out more

Courses and Qualifications

BMJ Masterclasses

BMJ Masterclasses, led by experts, help clinicians to use the latest evidence and recent guidelines in practice and meet their CPD/CME requirements. Find out more

Exam Preparation

The leading provider of online exam preparation, helping over 167,000 healthcare professionals to pass their exams. Find out more

onExamination

Search all BMJ comment articles:

From

Limit by

Access to the full text of this article requires a subscription or payment. Please log in or subscribe below.

Thomas E Radecki, psychiatrist (c4tf@hotmail.com)

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 …