Dietary Reference Values (DRV) is the name of the nutritional requirements systems used by the United Kingdom Department of Health and the European Union's European Food Safety Authority. Dietary Reference Values (DRV) is the name of the nutritional requirements systems used by the United Kingdom Department of Health and the European Union's European Food Safety Authority. In 1991, the United Kingdom Department of Health published the Dietary Reference Values for Food Energy and Nutrients for the United Kingdom. This records Dietary Reference Values which recommended nutritional intakes for the UK population. The DRVs can be divided into three types: RNI is not the same as RDA (Recommended Daily Allowance) or GDA, although they are often similar.