References
- Donaldson M, Touger-Decker R. Vitamin and mineral supplements. Friend or foe when combined with medications? JADA. 2014;145(11):1153–1158.
- EFSA - European Food Safety Authority. Tolerable Upper Intake Levels Scientific Committee on Food Scientific Panel on Dietetic Products. Nutrition and Allergies. 2006. http://www.efsa.europa.eu
- Commission Directive 2008/100/EC of 28 october 2008. Official Journal of European Union. 2008;L285:9–12.