2. % is the unit.

3. Nutrient Reference Value (NRV) is a reference standard for comparing how much nutrients are in food on the nutrition label, and is a nutritional reference scale for consumers when choosing food.

4. Nutrition labeling of nutrients should be labeled per 100 grams (milliliters) and / or per serving of food in the content of the numerical value, and at the same time indicate the nutrients contained in the nutrients accounted for the percentage of nutrient reference value (NRV).

5. In May 2008, China's Ministry of Health issued the "Code of Practice for Nutrition Labeling of Foods", which states that the NRV is a reference standard for comparing the amount of nutrients in food on the nutrition label, and is a kind of nutritional reference for consumers when choosing food.

6. "Code for Nutrition Labeling of Foods" provides food labeling nutrient reference values (NRV) standard nutrients, nutrient reference values are based on the Recommended Nutrient Intake (RNI) and Appropriate Intake (AI) for China's residents.

7. In fact, the "NRV%" on the Nutrition Facts Table simply refers to the percentage of total energy as well as various nutrients per 100g (ml) of food that our body needs in a day, thus allowing us to have a more intuitive understanding of how much energy we are consuming in order to ensure that the total amount of energy in a day does not exceed the standard.