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Setting the stage for child health and development: prevention of iron deficiency in early infancy

Camila M Chaparro1

  • 1Pan American Health Organization, Washington, DC 20037, USA. cchaparro@aed.org

The Journal of Nutrition
|November 22, 2008
PubMed

Insights

Iron deficiency anemia is common in infants. Optimal maternal health, birth factors, and exclusive breastfeeding can provide adequate iron stores for the first 6-8 months of life.

Area of Science:

  • Pediatrics
  • Nutritional Science
  • Public Health

Background:

  • Iron deficiency is the most common nutritional deficiency globally, affecting infants and children.
  • Anemia prevalence in 6- to 9-month-old infants suggests inadequate birth iron stores and early postnatal depletion.
  • Concerns exist regarding both iron deficiency and potential negative effects of iron overload in infants.

Purpose of the Study:

  • To examine factors influencing iron stores in infants from birth through the first six months of life.
  • To identify conditions leading to early iron depletion and anemia development.
  • To inform strategies for preventing iron deficiency in early infancy.

Main Methods:

  • Review of established factors contributing to infant iron status at birth (maternal iron, birth weight, gestational age, cord clamping).
  • Analysis of postnatal factors affecting iron store depletion (feeding practices, growth rate).
  • Evaluation of iron sufficiency based on optimal versus suboptimal birth and postnatal conditions.

Main Results:

  • Optimal maternal iron status, birth parameters, and cord clamping, combined with exclusive breastfeeding, generally ensure adequate iron stores for 6-8 months.
  • Suboptimal conditions can lead to insufficient iron stores before 6 months.
  • Infants under suboptimal conditions may require iron supplementation earlier than 6 months.

Conclusions:

  • Birth iron stores and postnatal factors significantly impact infant iron status.
  • Exclusive breastfeeding is crucial for maintaining iron sufficiency in the first six months.
  • Targeted iron supplementation may be necessary for infants not meeting iron needs through diet and stores alone.

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