What is the valence of iron sucrose?

Trivalent iron. According to relevant public information, iron sucrose is a dark brown liquid containing sucrose and iron hydroxide. After ferric iron (Fe3+) is injected into blood, it will be stored in ferritin and produce hemoglobin as a part of red blood cells, which is very important for oxygen transportation. Sucrose iron injection is a medical product commonly used to treat iron deficiency anemia.