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How does diet affect a baby’s intelligence
New Parent

How does diet affect a baby’s intelligence

2 min read
Key takeaways
2 min
  • Prioritize proper nutrition during pregnancy and baby's first year, as 50-75% of energy goes toward brain development in the first six months.
  • Choose breastfeeding when possible, as breast milk contains age-appropriate nutrients and supports cognitive abilities and speech development.
  • Select age-appropriate formulas rich in calcium, iron, choline, folates, omega-3 fatty acids, and vitamin D if breastfeeding isn't possible.
  • Focus on adequate, timely, and complete nutrition rather than specific feeding methods for optimal brain development.
  • Consult your pediatrician for specialized formulas if your baby has lactose intolerance or allergies.

Baby nutrition significantly impacts intelligence development, especially in the first six months when 50-75% of energy supports brain growth. Breastfeeding provides optimal nutrients and improves cognitive abilities, while quality formulas with omega-3s, iron, and choline offer suitable alternatives for healthy brain development.

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You were probably aware that educational games, classical music, and conversations are good for a baby's brain. Nutrition is not usually considered in this context. However, it also has a significant impact on the development of intelligence in the first few weeks of life [1].

Why is nutrition so important?

During the first six months of life, 50-75% of all energy from food is used to build a child's brain. Children who do not get enough nutrients in their first year are more likely to experience delays in both their mental and physical development [2].

Why is breastfeeding important?

Breastmilk contains nutrients that are particularly important for her baby at the moment. For example, in mothers who gave birth prematurely, breastmilk in the first few days is especially high in calories and protein, as premature babies require the most nutrients in the least amount of liquid [3].

Breastfeeding has also been shown to improve children's cognitive abilities and speech development. However, emotional intelligence, motor activity, and other aspects of nervous system development are not directly related to breastfeeding; it is only important that nutrition is adequate, timely, and complete [4]. 

If I am unable to breastfeed, how should I choose a formula?

The most important thing to look for is a formula that is appropriate for the baby's age. They are typically high in calcium, iron, choline, folates, carotenoids, vitamin D, and omega-3 fatty acids, all of which are essential for the development of the infant brain [5].

Some babies may need a lactose-free or hypoallergenic formula. If so, your pediatrician will issue a prescription.

Photo: Helena Jankovičová Kováčová / Pexels


Frequently asked questions

Proper nutrition during pregnancy provides essential building blocks for fetal brain development. A healthy pregnancy diet rich in omega-3 fatty acids, folate, iron, and other key nutrients directly supports neural development and cognitive function.

Key nutrients include omega-3 fatty acids, iron, choline, folates, calcium, carotenoids, and vitamin D. These nutrients support neural connections, brain structure, and cognitive development during the critical first year of life.

Breastfeeding provides optimal nutrition and has been linked to improved cognitive abilities and speech development. However, high-quality, age-appropriate formula can also support healthy brain development when breastfeeding isn't possible.

The first six months are crucial, as 50-75% of a baby's energy intake goes toward brain development. Adequate nutrition during this period significantly impacts both mental and physical development milestones.

Medical Disclaimer

This article is for informational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or qualified health provider with any questions you may have regarding a medical condition.

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Reviewed by healthcare professionals · Updated September 7, 2024

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