<span>Mandatory labeling of foods is regulated by the Food and Drug Administration (FDA)
Labeling is done to understand the ingredients safety and acceptable limits to the people .FDA initiated the food safety and ensure healthy food supplied and consumed.FDA formulate rules and regulation for food industries .FDA documents and guidance available for people welfare.</span><span />
The physical stimulus is the only part of the test that is measureable, and therefore, knowable. The stimulus is our anchor for our estimate of the listener's perception.