Nutrition labeling
Nutrition labeling refers to the description on the labels of prepackaged foods to provide food nutrition information and properties to consumers, including Nutrition Facts, nutrition claim and nutrient function claim. Nutrition labeling is a part of labeling of prepackaged foods.
Nutrient
Nutrient refers to any substance in food with specific physiological function and essential to maintain body growth, development, activities, reproduction and normal metabolism, including protein, fat, carbohydrate, minerals, vitamins, etc.