Table 2.

Overview on the status of current approach to exploit metallic iron (Fe⁰) to controlling iron deficiency anemia (IDA).

Tool	Status	References
Leaching Fe from cooking pots	Field applications	57
Placing Fe0 in drinking water containers	Experimental	38
Leaching Fe from water pipes	Experimental	38
Placing Fe0 ingots in cooking pots	Field applications	58
Leaching Fe from Fe0 particles	Conceptual	This study