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Upper limits of iron in infant formulas
1Department of Pediatrics, School of Medicine, University of California, San Francisco 94143.
The Journal of Nutrition
|December 1, 1989
Summary
Iron-fortified infant formula effectively prevents iron deficiency. Lower fortification levels may be adequate and avoid potential negative effects of higher iron intake in infants.
Area of Science:
- Pediatric Nutrition
- Iron Metabolism
- Infant Health
Background:
- Iron deficiency is a significant concern in infants.
- Current iron fortification levels in infant formula are effective but may be higher than necessary.
- Concerns exist regarding high iron intake's impact on other nutrients and infection resistance.
Purpose of the Study:
- To evaluate if lower iron fortification levels in infant formula are sufficient for preventing iron deficiency.
- To assess the adequacy of reduced iron levels in infant formula.
Main Methods:
- The study likely involved comparing infant groups receiving formula with different iron fortification levels.
- Monitoring iron status indicators in infants would be a key method.
Main Results:
- Iron-fortified infant formula is effective at preventing iron deficiency.
- Levels up to 3 mg/100 kcal are compatible with an upper limit.
- Lower fortification levels may also be adequate.
Conclusions:
- Lower iron fortification levels in infant formula warrant further investigation for efficacy.
- Optimizing iron fortification can potentially mitigate risks associated with high iron intake.