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Resource | Research and Data | Benefit Content/Cost WIC Food Cost-Containment Practices Study

The WIC Food Cost-Containment Practices Study describes the voluntarily approaches state agencies used in 2018 to reduce food costs when selecting and authorizing WIC foods. This study is the second of its kind; the first was conducted by the USDA Economic Research Service in 2003. This report examines how six types of food cost-containment practices are associated with food costs and WIC participant satisfaction, benefit redemption, and food consumption in 12 state agencies. 

11/09/2022
Resource | Research and Data | Breastfeeding WIC Infant and Toddler Feeding Practices Study 2 (ITFPS-2): Fifth Year Report

The WIC Infant and Toddler Feeding Practices Study 2 (WIC ITFPS-2)/ “Feeding My Baby” Study  is the only national study to capture data on caregivers and their children over the first 5 years of the child’s life after enrollment in WIC, regardless of their continued participation in the program. This report focuses on the dietary intake patterns, eating behaviors, and weight status of children during the fifth year of life. The report also examines associations between WIC participation and key diet and health-related outcomes.

06/21/2022
Resource | Research and Data | Impacts/Evaluations Maternal and Child Health Outcomes Associated with WIC

The U.S. Department for Health and Human Services Agency for Healthcare Research and Quality's report “Maternal and Child Health Outcomes Associated with WIC reviews evidence on whether participation in WIC is associated with nutrition and health outcomes for women and children.

04/20/2022
Resource | Research and Data | Assessing/Improving Operations School Food Authority Survey on Supply Chain Disruption

The School Food Authority Survey on Supply Chain Disruptions was administered by FNS from November 8th through December 13th through a 20-minute online questionnaire. The survey was sent to all SFAs operating child nutrition programs to gather information on the scope of the supply chain disruptions and school meal operations during school year 2021-22.

03/04/2022
Resource | Research and Data | General/Other State of Origin for USDA Foods

The State of Origin data report for each fiscal year includes information on states where USDA purchased foods in that year. Learn where your USDA Foods are likely to come from, and what the top food is in your state!

02/24/2022
Resource | Research and Data | Assessing/Improving Operations WIC Participant and Program Characteristics 2020 - Charts

Since 1988, FNS has produced biennial reports on WIC participant and program characteristics for use in program monitoring and managing WIC information needs. The PC 2020 report summarizes demographic, income and health-related characteristics and behaviors of participants certified to receive WIC benefits in April 2020.

02/14/2022
Resource | Research and Data | General/Other National and State Level Estimates of WIC Eligibility and Program Reach in 2019

This report, the latest in a series of annual reports on WIC eligibility, presents 2019 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. The report also provides estimates by region, state, U.S. territory and race and ethnicity.

02/14/2022
Resource | Research and Data | Assessing/Improving Operations Third National Survey of WIC Participants

The National Survey of WIC Participants (NSWP) study series is designed to describe state and local agency characteristics, examine participants’ characteristics, assess participants’ experiences with WIC, and estimate improper payments resulting from certification errors in WIC. The study is conducted approximately every 10 years, and the current study is the third iteration (NSWP-III) in the series. 

12/14/2021
Resource | Research and Data Report on the WIC Task Force on Supplemental Foods Delivery

The following report addresses actions taken by FNS to comply with the Consolidated Appropriations Act 2021 which directed USDA to establish a Task Force to study measures to streamline the redemption of WIC benefits in a manner that promotes convenience, safety, and equitable access to WIC supplemental foods for participants in the WIC program.

12/10/2021
Resource | Research and Data | Report to Congress Reviewing the Evidence for Maternal Health and WIC

This report addresses actions taken by the Food and Nutrition Service to comply with the Consolidated Appropriations Act 2021 (PL 116-260, HR 116-446), which directs USDA to conduct a review of existing evidence and develop a plan to explore how participation in WIC is associated with maternal mortality, with emphasis on the needs of disadvantaged communities of color.

11/08/2021
Page updated: September 16, 2025