Empower portion size choice to the consumer, says study
In the study, subjects chose and ate a portion of pasta from 3 sets, each with 3 portion options. They were offered larger portions in the set but this did not affect the relative size selected. Despite these options, subjects’ meal intake was found to be higher from the set with the largest portions.
Supersizing selections
The portion size of food is an environmental factor with one of the strongest and most consistent influences on intake (portion size effect). One study believed that increasing portion size increased energy intake with visual cues like plate and package size important factors. The study also identified an increase in bite size with larger portions as another mechanism behind the portion size effect.
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Food Labelling Services Comments:
On many products for sale in the UK, there is the front of pack nutritional information which highlights the nutritional value of the product per serving. Likewise, the nutrition table on the back of pack can declare the values per servings, as long as the number of servings per pack are also declared. It is then down to the education of the consumer to ensure that the correct portion size is consumed.