Eatwell E-numbers description
A simple guide to additives and their function from Eatwell, the Food Standards Agency's consumer advice and information site

FSA list of current E-numbers
A list of current EU approved additives and their E-numbers provided by the UK Food Standards Agency

FAIA descriptions of E-number categories
The Food Additives and Ingredients Association, affiliated to the Chemical Industries Association has detailed descriptions of the functions of E-number additives

EU food legislation
Detailed European Union legislation on food additives and flavourings

EFSA activities on food additives
The activities of the European Food Safety Authority (EFSA), an independent European agency funded by the EU budget that operates separately from the European Commission, European Parliament and EU Member States on food additives.

Food additive legislation guidance notes
Legislative guidance on food additives including colourings and sweeteners

Data on sweetening additives
Detailed data and purity criteria for sweetening additives from EU legislative documentation

Data on colouring additives
Detailed data and purity criteria for colouring additives from EU legislative documentation

Flavourings database
Database of flavouring substances searchable by chemical group, CAS Registry Number and name, provided by the EU

E-numbered additives in the news.
A news report on E-numbered additives from the BBC dated Thursday, 6 September 2007

E-numbers in perspective
Sense About Science an organisation concerned with rationalising misinterpretations of scientific issues has a section on food additives. P13 of their publication Making Sense of Chemical Stories discusses how a number of E-numbers are more familiar than is generally thought