Food is used to fill his belly, but it is first of all want security. In American eyes, the food packaging safety and food quality are equally important. All relating to food contact substances, must comply with the principle of safety first. This is the United States Food and Drug Administration (FDA) of the basic requirements for food packaging. Any food may be exposed to the material belong to food packaging, which includes not only ordinary plastic bags, paper bags, but also canned within the coating, the container lid, the opening of the sealed materials.

     The United States used for infants in particular, strict product inspection. For example some of the baby bottle is made of plastic, each bottle must be carried out prior to listing chemical detection, each of which must be qualified at the scope. The past, there is research that milk loaded with plastic bags, plastic in some of the potential to damage the baby's nervous system. The United States of milk so many tin cans are used, not only can prevent damp, metamorphic, and long shelf life and difficult to change because the environment arising from hazardous substances. Tinplate cans also have a layer of specialized coatings, has played the role of isolation and protection.

     The United States Food packaging manufacturers must be responsible. Before listing the food manufacturers to provide FDA safety performance packaging materials, chemical composition and extent of impact on the environment and other related information. FDA scientists want of packaging materials a series of experiments, including the packaging of chemical substances in heating, refrigeration, and other high-pressure conditions, how the food transfer, accumulation, consumption of those who may be exposed in the end, or to absorb the number of such substances, content at a level below what it would not affect the health and so on. After which they will be packaged security report released by the data in deciding whether to approve the listing of such packaging. If there is no evidence of FDA, unauthorized use of food packaging, will be heavily punished.