Impact of Portion Control Tools on Portion Size Awareness, Choice and Intake: Systematic Review and Meta-Analysis
نویسندگان
چکیده
منابع مشابه
Portion size: review and framework for interventions
The prevalence of overweight and obesity has increased. A strong environmental factor contributing to the obesity epidemic is food portion size. This review of studies into the effects of portion size on energy intake shows that increased food portion sizes lead to increased energy intake levels. Important mechanisms explaining why larger portions are attractive and lead to higher intake levels...
متن کاملEffects of portion size on chronic energy intake
BACKGROUND This study experimentally examined the effects of repeated exposure to different meal portion sizes on energy intake. METHODS Nineteen employees of a county medical center were given free box lunches for two months, one month each of 1528 and 767 average kcal. Foods were identical in the two conditions, but differed in portion size. Meals averaged 44% calories from fat. Participant...
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While larger containers have been found to increase food intake, it is unclear whether this effect is driven by container size, portion size, or their combination, as these variables are usually confounded. The study was advertised as examining the effects of snack food consumption on information processing and participants were served M&M's for free consumption in individual cubicles while wat...
متن کاملChildren's estimates of food portion size: the development and evaluation of three portion size assessment tools for use with children.
A number of methods have been developed to assist subjects in providing an estimate of portion size but their application in improving portion size estimation by children has not been investigated systematically. The aim was to develop portion size assessment tools for use with children and to assess the accuracy of children's estimates of portion size using the tools. The tools were food photo...
متن کاملThe effect of portion size and unit size on food intake: Unit bias or segmentation effect?
OBJECTIVE The "unit bias" has been proposed as an explanation for the portion-size effect; people consider a single unit to be an appropriate amount to eat and thus eat more when served a larger unit than when served a smaller unit. We suggest that the unit bias might be better characterized as a "segmentation effect," such that people eat less when a unit of food is separated into smaller subu...
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ژورنال
عنوان ژورنال: Nutrients
سال: 2021
ISSN: 2072-6643
DOI: 10.3390/nu13061978