Most expecting parents are bombarded with advice about diet, supplements and lifestyle.
But beneath the usual tips lies a surprising truth that’s only now coming to light.
A decade-long Danish study has traced how food choices during pregnancy may not just impact the baby’s birth weight or early growth, but something far more crucial — their long-term brain development.
Researchers followed mothers and their children for over 10 years, monitoring not just what the women ate, but also how that nutrition echoed in the children’s physical and mental development.
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The two diets that changed everything
The study identified two clear eating patterns: one based on processed foods high in fat and sugar, and another built on varied, nutritious meals.
These weren’t just preferences — they had measurable effects on the children.
Mothers who leaned toward a Western-style diet gave birth to children with smaller head sizes and lower scores on cognitive tests later in childhood.
In contrast, mothers who followed more balanced eating habits had children with larger head circumferences and stronger cognitive performance.
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But this wasn’t based on assumptions or self-reported data alone.
The researchers used blood samples from the mothers to validate the dietary information, offering an unusually high level of accuracy.
Combined with genetic data and follow-ups on the children’s own diets, the team was able to create a detailed map of how nutrition, genetics and brain development intertwine.
It’s not just about food
Head growth doesn’t stop mattering after birth. In fact, continued rapid head growth into later childhood was linked to higher intelligence at around age 10 — but only in children with certain genetic predispositions.
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So while food is important, it’s not the full story.
It’s the interplay between a mother’s diet, the child’s genes and how the brain develops over time that truly shapes the outcome.
Artiklen er baseret på informationer fra Via Ritzau.
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