The WIC Participant and Program Characteristics 2018 Food Packages and Costs Report summarizes the contents and costs of food packages prescribed to participants in the Special Supplemental Nutrition Program for Women, Infants, and Children (WIC) nationwide in April 2018. It includes information on food package prescriptions by participant category and food package type and food package costs by participant category, food package type, and WIC-eligible food category. This report also compares food package contents and costs over time.