This report describes Native American participation in the Special Supplemental Nutrition Program for Women, Infants, and Children (WIC) based on data collected by the biennial WIC Participant and Program Characteristics Studies in 1992, 1994, 1996, and 1998. The report presents information on the geographic distribution, demographic characteristics, health status, and public health concerns of low-income Native American women, infants, and children participating in the WIC Program on and off reservations; describes Native American Tribes and the role of tribal governments in administering WIC programs; compares the characteristics of Native American WIC enrollees with all WIC enrollees; and examines the health status of Native American WIC enrollees.