The Nature Valley XL Protein Chewy Bars Peanut Butter Dark Chocolate is part of the Healthy snack
test program at Consumer Reports. In our lab tests, Healthy snack
models like the XL Protein Chewy Bars Peanut Butter Dark Chocolate are rated on multiple criteria, such as those listed below.
Nutrition score: The Nutrition Ratings is based on calories, total fat, saturated fat, trans fat, sodium, sugars, iron, calcium and dietary fiber per serving. Ingredients that could impact nutrition are included in the score. Extra weighting may be given to nutrients which are influential, either positive or negative, to the food category.
Sensory score: Sensory score is based on flavor and texture attributes measured by trained tasters.