Intended for healthcare professionals

Letters PHE and vitamin D supplementation

Vitamin D advice seems at odds with new methods

BMJ 2016; 354 doi: (Published 23 August 2016) Cite this as: BMJ 2016;354:i4581
  1. David J Roberts, public health specialty registrar
  1. Oxford School of Public Health, Nuffield Department of Population Health, Old Road Campus, Oxford OX3 7LG, UK
  1. davidjrobs{at}

The Scientific Advisory Committee on Nutrition (SACN) recently recommended that the reference nutrient intake of vitamin D should be increased to 400 IU a day throughout the year for everyone in the UK aged 4 and above,1 proposing that “the government considers strategies to help the UK population consume the …

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