WIC Participant and Program Characteristics summarizes the demographic characteristics of nationwide participants in April 2010. It includes information on participant income and nutrition risk characteristics, estimates breastfeeding initiation rates for WIC infants, and describes WIC members of migrant farm-worker families.

This report responds to PL 105-379, which mandated the USDA  examine options for the design, development, implementation and operation of a national database to track participation in federal means-tested public assistance programs.