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Related Experiment Video

Updated: Jan 11, 2026

Assessment of Social Transmission of Food Preferences Behaviors
04:56

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Vegetable preferences change throughout the lifespan: a comparison between early and mid-to-late elderly.

Naomi Gotow1, Yuko Nagai2, Taro Taguchi2

  • 1Human Informatics and Interaction Research Institute, National Institute of Advanced Industrial Science and Technology (AIST), Tsukuba Central 6, 1-1-1 Higashi, Tsukuba, Ibaraki 305-8566, Japan.

Food Research International (Ottawa, Ont.)
|November 11, 2025
PubMed
Summary

Vegetable preferences evolve throughout life. Older adults, especially those 70 and above, are more likely to develop new preferences for vegetables, driven by specific sensory attributes.

Keywords:
Age-related changeElderlyPerceptual attributePreferenceVegetable

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Area of Science:

  • Gerontology
  • Nutritional Science
  • Consumer Behavior

Background:

  • Dietary preferences, particularly for vegetables, are known to change with age.
  • Understanding lifelong changes in vegetable preference is crucial for public health and nutrition interventions.

Purpose of the Study:

  • To compare age-related changes in vegetable preferences between early elderly (<70 years) and mid-to-late elderly (≥70 years).
  • To identify perceptual attributes influencing these evolving preferences.

Main Methods:

  • An online survey was conducted with elderly participants.
  • Participants identified vegetables with changing preferences, rated previous and current preferences, and described influencing perceptual attributes.
  • Responses were categorized and compared between age groups.

Main Results:

  • Both age groups showed decreased vegetable preference to a similar extent.
  • Increased vegetable preference was more common in the mid-to-late elderly group.
  • Dominant perceptual attributes for increased preference were more frequent in older elderly, while none were identified for decreased preference.

Conclusions:

  • Vegetable preferences and their influencing perceptual attributes continue to change throughout the lifespan.
  • The mid-to-late elderly group exhibits a greater tendency for developing new vegetable preferences compared to the early elderly.
  • Sensory attributes play a significant role in shaping evolving vegetable preferences in older adults.