Effect of iron supplements on cognitive development in children: an umbrella review

Key Points

• Enhanced cognitive development linked to iron supplements in children, supporting the critical role of nutrition.
• Exposure to iron supplements reported to show positive results in neurodevelopmental outcomes among children.
• Umbrella review consolidates various studies on iron supplementation effects on children's cognitive skills.
• Findings may highlight the need for nutritional interventions to prevent iron deficiency in young populations.