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Nutrient intake, nutritional status, and cognitive function with aging.

Katherine L Tucker1

  • 1Department of Clinical Laboratory and Nutritional Sciences, University of Massachusetts Lowell, Lowell, Massachusetts.

Annals of the New York Academy of Sciences
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Summary
This summary is machine-generated.

Maintaining cognitive function during aging is crucial. A healthy diet, rich in vitamins, omega-3s, fruits, and vegetables, can significantly slow cognitive decline and reduce impairment risks.

Keywords:
agingcognitive declinecognitive functiondietary intakenutrition

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Area of Science:

  • Gerontology
  • Nutritional Neuroscience
  • Public Health

Background:

  • Global populations are aging, increasing the prevalence and cost of age-related diseases.
  • Cognitive decline is a major concern, impacting memory, processing, and independence.
  • Nutritional status is a key, modifiable factor influencing age-related cognitive loss.

Purpose of the Study:

  • To review the role of nutrition in age-related cognitive decline.
  • To identify specific nutrients and dietary patterns that impact cognitive health.
  • To inform strategies for mitigating cognitive impairment through diet.

Main Methods:

  • Literature review of studies on nutrition and cognitive aging.
  • Analysis of evidence for specific vitamins (B, D, E), omega-3 fatty acids, and dietary patterns.
  • Examination of the impact of detrimental nutrients and conditions (hypertension, atherosclerosis, poor glycemic control).

Main Results:

  • Specific nutrients like B vitamins, vitamin D, antioxidant vitamins (E), and omega-3 fatty acids support cognitive function.
  • High intake of sugars, and nutrients contributing to hypertension and poor glycemic control negatively impact cognition.
  • A healthy dietary pattern, emphasizing fish, fruits, vegetables, nuts, and seeds, while limiting added sugars, is associated with reduced cognitive decline.

Conclusions:

  • Dietary intake is a critical modifiable factor for preserving cognitive function in aging.
  • Optimizing nutrient intake and adopting a healthy dietary pattern can significantly slow cognitive decline.
  • Public health initiatives should promote diets that support brain health to reduce the burden of cognitive impairment.