A Practice Note providing an overview of the US Food and Drug Administration (FDA) labeling regulations for conventional foods. This Note discusses both the basic labeling elements, such as the statement of identity, the net quantity of contents, and nutrition labeling, and labeling triggered by the presence of particular ingredients, claims, or other factors. It also covers allergen labeling as well as certain label claims and statements regulated by the US Department of Agriculture (USDA) and US Customs and Border Protection (CBP) that can apply to FDA-regulated food.