With the increasing realization of the relationship between diet and health, people pay more and more attention to the health effects of food. Nutrition claims and health claims, which tell consumers the health effects of the food, become a hot issue and ignite the interest of governments, non-governmental organizations, companies as well as consumers. As an approach of evaluating nutritional characteristics of foods, nutrient profiling is able to give food an overall conclusion，thus regulating nutrition claims and health claims. An overview of applying nutrient profiling in these areas is presented.