The effects of oral iron supplementation on cognition in older children and adults: A systematic review and meta-analysis

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In observational studies anaemia and iron deficiency are associated with cognitive deficits, suggesting that iron supplementation may improve cognitive function. However, due to the potential for confounding by socio-economic status in observational studies, this needs to be verified in data from randomised controlled trials (RCTs).
Original languageEnglish
Article number4
JournalNutrition Journal
Publication statusPublished - 25 Jan 2010


  • Administration, Oral
  • Adolescent
  • Adult
  • Anemia
  • Child
  • Cognition
  • Dietary Supplements
  • Educational Status
  • Female
  • Humans
  • Intelligence
  • Intelligence Tests
  • Iron, Dietary
  • Male
  • Memory
  • Psychomotor Performance
  • Randomized Controlled Trials as Topic
  • Young Adult

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