Commission Implementing Regulation (EU) No. 642/2013 concerning the authorisation of niacin and niacinamide as feed additives for all animal species. Country/Territory European Union Document type Legislation Date 2013 Source FAO, FAOLEX Original source Official Journal of the European Union L 186, 5 July 2013, pp. 4-6. Subject Livestock Keyword Animal feed/feedstuffs Standards Geographical area European Union Countries Abstract This Regulation authorizes the use as feed additives in animal nutrition of niacin and niacinamide. These substances (which belong to the functional group vitamins, pro-vitamins and chemically well-defined substances having similar effect) may be used under the conditions specified in the Annex. Full text English Website europa.eu