Superior macula pigment optical density (MPOD) – a measure of lutein levels in the eye and brain – is associated with higher IQ levels, says a new study.
As with all organs of the body, ensuring an optimum supply of the correct nutrients is essential for maintaining proper functioning of the brain. Nutrients known to be particularly important in this respect include B vitamins and omega-3 fatty acids.
In an impressive illustration of this, a study published in the American Journal of Clinical Nutrition in 2015 found that these nutrients can halt the development of Alzheimer’s disease. Carried out over a period of two years, the study showed that, for participants with high levels of omega-3 fatty acids, a combination of B vitamins prevented brain shrinkage, a hallmark of the devastating condition.
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