1. European Commission (2002) Directive 2002/46/EC of the European Parliament and of the Council of 10 June 2002 on the approximation of the laws of the Member States relating to food supplements. Official Journal of the European Communities L183/51. http://eur-lex.europa.eu/legal-content/EN/TXT/PDF/?uri=CELEX:32002L0046&from=EN . Accessed 11 Jan 2016
2. European Commission (2006). Regulation (EC) No. 1925/2006 of the European Parliament and of the Council of 20 December 2006 on the addition of vitamins, minerals and of certain other substances to foods (2006). Official Journal of the European Union, L404/26. http://eur-lex.europa.eu/legal-content/EN/TXT/PDF/?uri=CELEX:32006R1925&from=EN . Accessed 11 Jan 2016
3. European Commission (2006) Discussion paper on the setting of maximum and minimum amounts for vitamins and minerals in foodstuffs. European Commission Health and Consumer Protection Directorate-General, Brussels, Belgium. http://ec.europa.eu/food/safety/docs/labelling_nutrition-supplements-discus_paper_amount_vitamins_en.pdf . Accessed 11 Jan 2016
4. European Commission (2007) Orientation paper on setting maximum and minimum amounts for vitamins and minerals in foodstuffs. SANCO/E4/FDA/bs D/540510. European Commission Health and Consumer Protection Directorate-General, Brussels, Belgium
5. European Food Safety Authority (2006) Tolerable upper intake levels for vitamins and minerals. European Food Safety Authority, Parma, Italy. http://www.efsa.europa.eu/sites/default/files/efsa_rep/blobserver_assets/ndatolerableuil.pdf . Accessed 11 Jan 2016