Macronutrient Valuation: A Novel Tool to Study Food Preference and Choice

In a study published in this issue of the Journal, Buckley et al. (1) develop a computerized task to measure macronutrient valuation that they define as the “value that humans place on a calorie derived from fat, carbohydrate, and protein.” In the same paper, they then use the new method to explore how protein valuation correlates with body composition in a separate sample of community-dwelling elderly. The authors suggest that macronutrient...