- Macronutrients and energy balance. Oxford handbook of nutrition and dietetics (online). Oxford Medicine Online. oxfordmedicine.com, updated December 2015
- National Diet and Nutrition Survey Results from Years 1, 2, 3 and 4 (combined) of the Rolling Programme (2008/2009 – 2011/2012). Public Health England and the Food Standards Agency, published May 2014. www.gov.uk
- Exploring nutrients. British Nutrition Foundation. www.nutrition.org.uk
- The Eatwell Guide. Public Health England, July 2016. www.gov.uk
- Nutrition requirements, British Nutrition Foundation, revised October 2017. www.nutrition.org.uk
- McCance and Widdowson's composition of foods integrated dataset. Public Health England. www.gov.uk, published 25 March 2015
- What is energy? British Nutrition Foundation. www.nutrition.org.uk, last reviewed 1 November 2016
Reviewed by Pippa Coulter, Freelance Health Editor, January 2018
Expert reviewer Mr Paul McArdle, Registered Dietitian
Next review due January 2021
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