Dietary Reference Values
Encyclopedia
In the United Kingdom
United Kingdom
The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...

, the Department of Health published the Dietary Reference Values for Food Energy and Nutrients for the United Kingdom. This records Dietary Reference Values (DRV) which recommended nutritional intakes for the UK population. The DRVs can be divided into three types:
  • RNI - Reference Nutrient Intake (97.5% of the population's requirement is met)
  • EAR - Estimated Average Requirement (50% of the population's requirement is met)
  • LRNI - Lower Recommended Nutritional Intake (2.5% of the population's requirement is met)


RNI is not the same as RDA
Dietary Reference Intake
The Dietary Reference Intake is a system of nutrition recommendations from the Institute of Medicine of the U.S. National Academy of Sciences. The DRI system is used by both the United States and Canada and is intended for the general public and health professionals...

 (Recommended Daily Allowance) or GDA
Guideline Daily Amount
Guideline Daily Amounts are a nutrition facts label that originally began in 1998 as a collaboration between the UK government, the food industry and consumer organizations. The process was overseen by the Institute of Grocery Distribution...

, although they are often similar.

Extension to EU level

In recent times Dietary Reference Values are under the interest of the European Food Safety Authority
European Food Safety Authority
The European Food Safety Authority is an agency of the European Union that provides independent scientific advice and communication on existing and emerging risks associated with the food chain, created by European Regulation 178/2002....

too, which intend to extend them at the EU level. EFSA is the equivalent of the Food and Drug Administration (FDA) in the USA, and acts as watchdog inside the European market in order to establish a common ground on food safety requirements and nutrition as well.

EFSA met in September 2009 with representative of the Member States in order to gain their views on fats, carbohydrates, fibres and water as well as Food-Based Dietary Guidelines.
Furthermore EFSA is searching for comments (Open Consultation) by 15, October, in order to validate its assumptions on the need to have:
  • carbohydrates being comprised among 45% / 60% of the overall daily caloric intake
  • fats being comprised among 20% / 35% of the overall caloric intake
  • fibre needs: complying with 25 grams/die


EFSA considers that there are not sufficient data to set DRVs for sugars, and not sistematic scientifical substantiation linking diseases such as stroke or diabetes (DMT1 or DMT2) to an increased intake of sugars (glycemic load/glycemic index).
In any case, there is a lot of literature referring to this link, on journals with very high impact factor and statistically robust design and results

Many problems seem nowadays to derive from having integrated EU level DRV:
  • the presence of a previous EFSA opinion on Food Based Dietary Guidelines, aimed at stressing the need of having only country-based guidelines, against the WHO hypotesis. This is due to very different food patterns, for EFSA, inside Europe.
  • the presence of private scheme such as GDA (Guideilnes on Daily Amounts), referring on the same subject (calories from nutrient groups) but casting shadow on the effectiveness of DRVs as public authorities' scheme.
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