The U.S. Food and Drug Administration (FDA) has sent a letter to natural food manufacturers saying new research has deepened the agency's concerns about dietary supplements that may contain aristolochic acid.
U.S. Department of Agriculture Secretary (USDA) Ann M. Veneman has appointed Food Safety and Inspection Service (FSIS) Administrator Thomas J. Billy as special advisor for Codex and international food safety issues, and Margaret O'K. Glavin as acting administrator of FSIS.