Question: what are the 3 most important things to know about nutrition labels?
Answer: 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.