What to do about portion sizes? Roundtable discussion at the forefronts in portion size conference

As portion size has increased in the United States, greater concern has arisen regarding the positive relationship between portion size and consumption, and how this relationship may negatively impact weight management. This article is a summary of a roundtable discussion from the Forefronts in Portion Size Conference held in Philadelphia, PA, USA in May 2013. The roundtable included four discussants, five speakers who had presented research on various components of portion size at the conference, two organizers and the moderator. Topics discussed included methods to reduce portion size that can assist with reducing energy intake, societal norms about portion size, values associated with portion size and methods to promote smaller portion sizes. Areas needing additional research were also identified.