Biological Psychology Commons^™

Portion Size Influences Intake In Samburu Kenyan People Not Exposed To The Western Obesogenic Environment, Kevin P. Myers, Jeffrey M. Brunstrom, Peter J. Rogers, Jon D. Holtzman

Faculty Journal Articles

For people in the modernized food environment, external factors like food variety, palatability, and ubiquitous learned cues for food availability can overcome internal, homeostatic signals to promote excess intake. Portion size is one such external cue; people typically consume more when served more, often without awareness. Though susceptibility to external cues may be attributed to the modernized, cue-saturated environment, there is little research on people living outside that context, or with distinctly different food norms. We studied a sample of Samburu people in rural Kenya who maintain a traditional, semi-nomadic pastoralist lifestyle, eat a very limited diet, and face …