Questions Regarding Nutrient Profiling System Response
We thank Dr Katz and colleagues for their interest in our article.1 We appreciate their enthusiasm for their proprietary food scoring system, NuVal, and we acknowledge the strong correlation of their algorithm scores with health outcomes in the study by Chiuve and colleagues.2 Our intention was not to imply that our algorithm is better than NuVal's algorithm, the Overall Nutritional Quality Index, which correlates well with health outcomes in part because the weighting factors were developed based on expert opinion and interpretation of the literature regarding correlation of nutrients with health; however, the weighting factors are not published...
Arsenault, J., Fulgoni, V. L., Hersey, J., & Muth, M. (2013). Questions Regarding Nutrient Profiling System Response. Journal of the Academy of Nutrition and Dietetics, 113(5), 636-636. DOI: 10.1016/j.jand.2013.03.006