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Sucrose and behavioral problems.

David Benton1

  • 1Department of Psychology, University of Wales Swansea, Swansea, United Kingdom. d.benton@swansea.ac.uk

Critical Reviews in Food Science and Nutrition
|May 9, 2008
PubMed
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This review found no evidence that sucrose negatively impacts children's behavior. Despite theories linking sugar to hyperactivity, studies show no adverse effects from sucrose consumption.

Area of Science:

  • Behavioral Science
  • Nutritional Science
  • Pediatrics

Background:

  • Concerns exist regarding sucrose's potential influence on behavior, with proposed mechanisms including food intolerance, hypoglycemia, and micro-nutrient status.
  • While adverse reactions to foods are documented, sucrose intolerance is less common.
  • Hypoglycemia and micro-nutrient deficiencies are explored as potential behavioral influencers, though their direct link to sucrose is debated.

Purpose of the Study:

  • To review the scientific literature on the mechanisms by which sucrose might influence behavior.
  • To evaluate the evidence for adverse behavioral effects associated with sucrose intake in children.

Main Methods:

  • Literature review of studies examining sucrose intake and behavior.
  • Analysis of proposed mechanisms: food intolerance, reactive hypoglycemia, and micro-nutrient status.

Related Experiment Videos

  • Meta-analysis of well-designed studies on sucrose and child behavior.

    • Main Results:

    • Sucrose intolerance is less frequent than reactions to other foods.
    • While low blood glucose can be linked to irritability, sucrose is not the primary cause of blood glucose fluctuations.
    • Micro-nutrient status is more related to total energy intake than sucrose intake; typical sucrose consumption does not cause deficiency.
    • Meta-analyses of well-designed studies show no adverse behavioral influence of sucrose in children.

    Conclusions:

    • Current scientific evidence does not support a link between sucrose intake and adverse behavioral effects in children.
    • Proposed mechanisms like food intolerance, hypoglycemia, and micro-nutrient deficiencies are not significantly associated with sucrose's impact on behavior.
    • Further research into sugar-behavior links should consider the totality of dietary intake and individual sensitivities.