Causes of iron deficiency

• Inadequate intake of iron from dietary sources

• Reduced storage levels in the body

• Problems with the release of iron from storage, even where there is enough
iron present

• Poor gastric acid production (common among elderly people and those
using antacids)

• Excessive blood loss due to menstruation, injury, surgery or undiagnosed bleeding
(eg. ulcers or worm infestations)

• Excess consumption of iron inhibitors such as tea, coffee and pyhtates

• Crohn’s disease, which increases susceptibility to iron deficiency

• Excessive energy use through athletic activity

• Excessive blood donations