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How Iron and Ferritin Affects Insomnia & Sleep Disruption

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Quick Answer (Key Relationship)

Iron deficiency impairs cerebral oxygen delivery and impairs dopamine synthesis (needed for sleep quality). Iron deficiency often causes restless leg syndrome, a major cause of sleep disruption.

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This deep-dive is part of our "Sleep & Energy" collection, connecting metabolic data to measurable health outcomes.

Medical Disclaimer: This deep-dive is for educational purposes. Always consult a physician before interpreting metabolic labs or starting a supplement regimen.