Iron deficiency symptoms

Overview

Iron deficiency is the most common nutrient deficiency worldwide. Symptoms are often attributed to just being tired. Ferritin is the best screen.

Symptoms to watch for

• Fatigue disproportionate to activity
• Shortness of breath with exertion
• Pale skin
• Cold hands and feet
• Restless legs
• Pica (ice cravings)
• Hair loss
• Brittle nails

How it's diagnosed

Ferritin (best marker), CBC, iron panel. Investigate cause in men and postmenopausal women (GI workup).

Treatment

Oral ferrous sulfate/gluconate every other day (better absorbed than daily). IV iron for intolerance, malabsorption, or heavy menstrual loss.