New analysis of cerebral metabolic rates reveals a striking finding: the human brain consumes up to 50% of total body energy during childhood around age 10, compared to approximately 20% in adults. This extraordinary metabolic demand depends entirely on B vitamins, DHA, iron, and micronutrient cofactors that regulate energy production and neural function. Deficiency in any single nutrient cascades through multiple systems: impairing ATP synthesis, disrupting neurotransmitter production, and compromising myelin maintenance. The research underscores why children and adolescents may be particularly vulnerable to cognitive impairment from nutritional deficiencies during their peak brain development years. Understanding these metabolic demands provides critical context for preventive nutrition strategies across the lifespan. Read the full article on GMJ Newsroom.
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