Sodium feredetate isn't classified as an iron salt owing to its inclusion of iron in an un, Ionised form. In this compound the iron is insulated or sequestered with the sodium salt of ethylenediamine tetra, Acetic acid edta to establish a chelate. This serves as an unionised variant of iron and not an iron salt. Sodium feredetate breaks down in the gut and releases the iron, Which subsequently becomes absorbed by the body. This unionised form of iron is reduced chances of cause stomach upsets or discolour teeth that iron supplements that contain like ferrous, Iron salts sulfate. Iron supplements are needed to treat iron deficiency anaemia. The increased iron intake allows the body to increase its production which is, Of haemoglobin the oxygen, Transporting substance found in red blood cells. Synonms, Ferric sodium edta, Edta ferric sodium salt, Sodium iron edta