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Maltodextrin preloads reduce food intake without altering the appetiser effect

M R Yeomans1, R W Gray, T H Conyers

  • 1Laboratory of Experimental Psychology, University of Sussex, Brighton, UK. martin@biols.sussex.ac.uk

Physiology & Behavior
|October 7, 1998
PubMed
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Consuming maltodextrin soup before lunch significantly reduced subsequent food intake and increased feelings of fullness. This suggests maltodextrin preloads can decrease appetite by lowering the desire to eat.

Area of Science:

  • Nutrition Science
  • Human Physiology
  • Appetite Regulation

Background:

  • Pre-meal consumption of specific nutrients can influence subsequent energy intake and appetite sensations.
  • Maltodextrin, a digestible carbohydrate, has been proposed to affect satiety, but its impact on appetite regulation requires further investigation.

Purpose of the Study:

  • To investigate the effects of a maltodextrin-containing soup preload on energy intake and subjective appetite ratings during a subsequent meal.
  • To determine if maltodextrin preload alters the pattern of hunger and fullness throughout a meal.

Main Methods:

  • A controlled study involving 24 male volunteers who consumed either a maltodextrin soup preload or a control soup 30 minutes before lunch.
  • Objective measurements of lunch intake and subjective ratings of hunger, fullness, and food pleasantness were collected.

Related Experiment Videos

  • Analysis of appetite changes during the meal using best-fit quadratic functions.

    • Main Results:

    • Lunch intake was significantly reduced by 77g (407 kJ) following the maltodextrin preload.
    • Maltodextrin preload led to significantly lower hunger and higher fullness ratings at the start of lunch.
    • No significant differences were observed in the pattern of appetite changes or food pleasantness during the meal between the two conditions.

    Conclusions:

    • Maltodextrin soup preloads effectively reduce subsequent food intake and alter initial appetite sensations.
    • The primary effect of maltodextrin appears to be a reduction in the general desire to eat, rather than altering the dynamic regulation of appetite during a meal.
    • Further research into the physiological mechanisms underlying maltodextrin's satiating effects is warranted.