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Resource | Research and Data | Impacts/Evaluations WIC Medicaid II Feasibility Study: Final Report

The USDA Food and Nutrition Service’s 1990 WIC Medicaid Study I found that prenatal WIC participation was associated with improved birth outcomes and savings in Medicaid costs. A 2003 study by Buescher, et al., found that WIC participation during childhood was associated with increased health care utilization and Medicaid costs, and concluded that WIC enhanced children’s linkages to the health care system.

09/21/2018
Resource | Research and Data | Assessing/Improving Operations WIC Participant and Program Characteristics 2016

WIC Participant and Program Characteristics 2016 (PC 2016) summarizes the demographic characteristics of participants in the Special Supplemental Nutrition Program for Women, Infants, and Children (WIC) nationwide in April 2016. 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. PC 2016 is the most recent in a series of reports generated from WIC state management information system data biennially since 1992.

04/20/2018
Resource | Research and Data | Breastfeeding National and State-Level Estimates of WIC Eligibles and Program Reach in 2015

This report, the latest in a series of annual reports on WIC eligibility, presents 2015 national and state estimates of the number of people eligible for WIC benefits and the percents of the eligible population and the US population covered by the program, including estimates by participant category.

02/28/2018
Resource | Research and Data | Food Security Evaluation of Demonstration Projects to End Childhood Hunger (EDECH): Final Interim Evaluation Report

This study—authorized by the 2010 Child Nutrition Act—tests innovative strategies to end childhood hunger. 

02/08/2018
Resource | Report to Congress Food Assistance: Financial Information on WIC Nutrition Services and Administrative Costs

GAO Report to Congressional Committees on Food Assistance: Financial Information on WIC Nutrition Services and Administrative Costs

03/01/2000
Page updated: September 16, 2025