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[Nutritional requirements of elderly].

G Debry1

  • 1Université de Nancy, Centre de nutrition humaine.

La Revue Du Praticien
|April 11, 1991
PubMed
Summary

Nutritional needs for older adults over 70 are not well understood. Current recommendations for energy and protein intake are estimated at 70% of adult requirements, with other nutrients similar to adults.

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Area of Science:

  • Gerontology
  • Human Nutrition
  • Physiology

Context:

  • Aging leads to significant body composition changes, including decreased height, body weight, and fat-free mass, alongside increased adipose tissue.
  • Reduced physical energy expenditure in the elderly further modifies their unique nutritional requirements.
  • Current scientific understanding of geriatric nutritional needs remains insufficient.

Purpose:

  • To highlight the knowledge gaps in understanding the specific nutritional requirements of individuals over 70 years old.
  • To discuss how age-related physiological changes impact dietary needs.
  • To present the World Health Organization's (WHO) current estimations for elderly energy and protein intake.

Summary:

  • Nutritional requirements for adults over 70 are not well-established.
  • Age-associated changes in body composition and energy expenditure necessitate tailored nutritional guidelines.
  • WHO estimates energy and protein needs at 70% of adult requirements; other nutrients are considered similar.
  • Meal quality and palatability are crucial for maintaining appetite in the elderly.

Impact:

  • Identifies critical areas for future research in geriatric nutrition.
  • Informs healthcare professionals and policymakers about the current limitations in elderly nutritional recommendations.
  • Emphasizes the importance of considering both physiological changes and food enjoyment for elderly well-being.

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