has part has role independent continuant citrate(3-) ferroptosis inducer antiviral agent ammonium iron(3+) ferric ammonium citrate 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. CHEBI:31604 MRI contrast agent organic molecular entity mixture food acidity regulator anti-anaemic agent