The Chemical Entities of Biological Interest (ChEBI) ontology is downloaded weekly from EMBL-EBI at http://www.ebi.ac.uk/chebi/. The data is made available under the Creative Commons License (CC BY 3.0, http://creativecommons.org/licenses/by/3.0/). For more information see: Degtyarenko et al. (2008) ChEBI: a database and ontology for chemical entities of biological interest. Nucleic Acids Res. 36, D344–D350.
A biochemical role played by any micronutrient that is an organic compound. Vitamins are present in foods in small amounts and are essential to normal metabolism and biochemical functions, usually as coenzymes. The term 'vitamines' (from vita + amines) was coined in 1912 by Casimir Funk, who believed that these compounds were amines.