This review clarifies that non-anaemic iron deficiency in non-pregnant premenopausal women often arises from menstrual iron losses and can cause symptoms like hair loss, while in post-menopausal women and adult men, iron deficiency anaemia frequently indicates chronic intestinal bleeding.
October 2014 in “Transfusion Clinique et Biologique” This review discusses symptoms and syndromes associated with iron deficiency, with or without anemia, but reports no new clinical findings; the authors highlight the potential influence of intestinal factors on iron absorption.
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July 2025 in “BMC Women s Health” This study confirms that many iron deficiency symptoms occur in non-anemic women, with transferrin saturation showing a strong correlation with symptom diversity, suggesting its potential as an early diagnostic biomarker.
March 2026 in “International Journal of Clinical Dermatology” This study found that all 26 patients with specific skin lesions, primarily young females, were confirmed to have iron deficiency anemia after ruling out other possible causes such as zinc deficiency and pellagra, highlighting the importance of considering anemia as a diagnosis in such cases.
research Iron
January 2014 in “Reactions Weekly” A woman had nausea and constipation from iron pills taken for hair loss due to low iron.