SEPTEMBER 2000 • VOL. 54, NO. 9 his section begins with an overview of the United States food labeling requirements directly relevant to the labeling of recombinant DNA biotechnologyderived foods, including constitutional limitations on the government’s authority to regulate food labeling and specific case studies relevant to labeling rDNA biotechnology-derived foods. Next, the report discusses labeling policies for rDNA biotechnologyderived foods in the U.S. and internationally and the impact of labeling distinctions on food product distribution systems. Finally, consumer perceptions of various label statements are discussed.