No it is a reccomendation . . see the percentage on the back of food? that is called the DV and is the percentage of the i ntake of that substance that the average healthy american eats that is surveyed every 10 (?) years then redone to help everybody out
how would you like to eat a 'healthy' pot pie to find out it has 70 percent DV sodium in it?
not only America does it . . civilized areas and countries do i
i know for a fact that iran and japan does it from personal experience