what are the 3 most important things to know about nutrition labels?
['Serving size. Check to see how many servings the package contains. ... ', 'Calories. How many calories are in one serving? ... ', 'Carbohydrates. The total carbohydrates listed on a food label include sugar, complex carbohydrate and fiber, which can all affect blood glucose. ... ', 'Total fat. ... ', 'Saturated fat. ... ', 'Trans fat. ... ', 'Cholesterol. ... ', 'Sodium.']