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Nutrition and dementia.

G E Gray1

  • 1Department of Psychiatry, University of Southern California School of Medicine, Los Angeles 90033.

Journal of the American Dietetic Association
|December 1, 1989
PubMed
Summary
This summary is machine-generated.

Proper nutrition is vital for dementia patients, impacting prevention, treatment, and quality of life. While diet influences some dementia types, it does not cause Alzheimer's disease.

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Area of Science:

  • Nutrition Science
  • Neurology
  • Gerontology

Background:

  • Dementia, including Alzheimer's disease and multi-infarct dementia, presents significant nutritional challenges.
  • Nutritional status is critical in the etiology, treatment, and prevention of various dementia types.
  • Aluminum intake is unlikely to cause Alzheimer's disease, and choline/lecithin supplements are ineffective treatments.

Purpose of the Study:

  • To review the nutritional consequences of dementia.
  • To examine the role of diet in dementia etiology, treatment, and prevention.
  • To highlight nutritional management strategies for different dementia types.

Main Methods:

  • Literature review of studies on dementia and nutrition.
  • Analysis of dietary factors in Alzheimer's disease, multi-infarct dementia, and alcoholic dementia.

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  • Examination of nutritional deficiencies (B-12, folate) as causes of reversible dementia.

    • Main Results:

    • Alzheimer's disease patients risk protein-energy malnutrition; diet may prevent multi-infarct dementia by managing risk factors.
    • Alcoholic dementia may be reversible with abstinence and nutrition; vitamin deficiencies cause reversible dementia.
    • Adequate nutrition improves well-being, function, and quality of life in all dementia types.

    Conclusions:

    • Diet plays a role in the prevention and management of certain dementias, particularly those linked to vascular factors and alcohol.
    • Nutritional support is essential for optimizing physical health and quality of life in individuals with dementia.
    • While not a cause, nutrition is a key modifiable factor in the overall care and potential reversal of some dementia-related conditions.