The Irreversible Link: Does Malnutrition Cause Low IQ?
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4 min read
A prospective longitudinal study in Mauritius revealed that children with just three indicators of malnutrition at age three experienced a significant 15.3-point deficit in IQ by age eleven, independent of social factors. This and other robust research demonstrates a clear and often irreversible answer to the question: does malnutrition cause low IQ? This article explores the biological mechanisms, key nutritional deficiencies, and lasting impacts of inadequate nutrition on cognitive development.
