Rolls et al. 2004

Research paper

Rolls BJ, Ello-Martin JA, Tohill BC. What can intervention studies tell us about the relationship between fruit and vegetable consumption and weight management? Nutr Rev. 2004 Jan;62(1):1-17. doi:10.1111/j.1753-4887.2004.tb00001.x

Why we cite it

Review of intervention studies examining the relationship between fruit and vegetable consumption and weight management. Key finding, in the review’s own register: *”although few interventions have specifically addressed fruit and vegetable consumption, evidence suggests that”* coupling advice to increase intake of these foods with advice to decrease energy intake is a particularly effective strategy. This “additive” approach works because it emphasizes positive messages (“eat more of these foods”) rather than negative, restrictive messages (“eat less”). The mechanism is energy density reduction — fruits and vegetables are high in water and fiber, which reduces the energy density of the diet, promotes satiety, and decreases total energy intake. The review notes that few interventions had specifically addressed fruit and vegetable consumption at the time, but available evidence consistently supported this combined approach. Referenced by 2 companions, 2 companion-reviews, and 1 k-file (5 total references).

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