organic iron compound ferric ammonium citrate pubmed:33746607 pubmed:29619244 pubmed:27898902 pubmed:9657901 CHEBI:31604 metacyc.compound:CPD-19639 pubmed:12460440 pubmed:31850663 kegg.drug:D01644 chebi_ontology pubmed:32871372 cas:1185-57-5 pubmed:17478951 E381 pubmed:8626911 pubmed:33532991 pubmed:28578696 pubmed:10394873 pubmed:32587797 pubmed:18509218 ammonium ferric citrate wikipedia.en:Ammonium_ferric_citrate foodb.food:FDB014633 pubmed:11050639 pubmed:26224043 A mixture of indefinite composition that contains ferric and ammonium cations and citrate(3−) anions, ferric ammonium citrate may be obtained as red crystals or a brownish yellow powder or as green crystals or powder. It is added to foods as an acidity regulator and anticaking agent. It is also used as a positive oral contrast agent in magnetic resonance imaging, and was formerly administered orally as a source of iron for the treatment of iron-deficiency anaemia. agr:IND21975024 iron ammonium citrate pubmed:18849857 pubmed:29890135 pubmed:9847611 pubmed:16182396 pubmed:25721887 pubmed:31521986 ammonium iron(III) citrate FerriSeltz drugbank:DB09501 pubmed:25006066 reaxys:14508930 pubmed:15009675 pubmed:33791276