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Related Experiment Video

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Control of Eating Behavior Using a Novel Feedback System
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Higher Eating Frequency Does Not Decrease Appetite in Healthy Adults.

Martine M Perrigue1, Adam Drewnowski2, Ching-Yun Wang3

  • 1Nutritional Sciences Program, University of Washington, Seattle WA; and Cancer Prevention Program and mperrigu@fredhutch.org.

The Journal of Nutrition
|November 13, 2015
PubMed
Summary
This summary is machine-generated.

Eating small, frequent meals does not decrease overall appetite, contrary to popular belief. This study found higher appetite scores with high eating frequency (EF) compared to low EF.

Keywords:
appetiteeating frequencyhungermeal frequencypostprandialsatiety

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Area of Science:

  • Nutrition Science
  • Human Physiology
  • Dietary Interventions

Background:

  • The concept of consuming small, frequent meals is often promoted for appetite control and weight management.
  • However, robust scientific evidence supporting this claim, independent of dietary composition changes, is limited.

Purpose of the Study:

  • To investigate the impact of high versus low eating frequency (EF) on self-reported appetite in a controlled trial.
  • To assess whether increased meal frequency influences subjective feelings of hunger and fullness.

Main Methods:

  • A randomized, crossover trial involving 12 healthy adults comparing low EF (3 eating occasions/day) with high EF (8 eating occasions/day) over two 3-week periods.
  • Appetite was assessed over 4 hours using visual analog scales for hunger, desire to eat, fullness, and nausea, with a composite appetite score calculated.
  • Statistical analysis using linear regression compared appetite ratings between the two EF conditions.

Main Results:

  • The composite appetite score was significantly higher in the high EF condition compared to the low EF condition.
  • This effect was observed for the entire testing period and specifically in the earlier phase before 10:30 AM.

Conclusions:

  • The findings do not support the widespread belief that consuming small, frequent meals reduces overall appetite.
  • This study suggests that increasing meal frequency may not be an effective strategy for appetite suppression in healthy adults.
  • Further research may be needed to explore the nuances of meal timing and frequency on appetite regulation.