Food labels express the nutrient content in relation to a set of standard values known as the

It is also known as the daily value. The daily value that is being labeled on the food products are the one responsible in stating or placing information about the nutrition that a person could acquire from the product. It has labels of the nutrients that you could obtain with the amount which could be in percent to tell the consumer of how much could the person gain with consuming the product. That is why it is being classified as having a set of standard values.

The answer is keep records