Why Low Iron Is Making You Feel Exhausted

Diet Notes with Susie Burrell · Jun 14, 2026 · 20m

Low iron and low ferritin are incredibly common, particularly among women - but that does not mean they should be ignored.In this episode of Diet Notes, we take a deep dive into iron: why it matters, what ferritin actually tells us, and why you can feel absolutely exhausted even when your haemoglobin levels are technically “normal”.We explore the key signs that your iron stores may be low, including fatigue, brain fog, breathlessness, dizziness, poor immune function and that constant feeling of running on empty. We also look at why low ferritin is often under-treated, why “just take a…