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Data & Research

Resource | Research, Analysis & Background | Assessing/Improving Operations Conducting Remote WIC Certification Appointments During the COVID-19 Pandemic

The physical presence waiver, issued under the Families First Coronavirus Response Act of 2020, allowed WIC state and local agencies to remotely certify participants into WIC during the COVID-19 pandemic. This report summarizes data collected from surveys of WIC state and local agencies about the use of the physical presence waiver and the impact it had on WIC services.

04/26/2023
Resource | Research, Analysis & Background | Assessing/Improving Operations The Use and Impact of Federal Waivers During the COVID-19 Pandemic: Summary Findings From Surveys of WIC State and Local Agencies

Under the Families First Coronavirus Response Act of 2020, the USDA FNS issued certain programmatic waivers to state agencies to support continued access to WIC services and provide flexibilities to some administrative requirements. This brief report summarizes findings about the use and impact of these waivers from surveys of WIC state and local agencies.

04/26/2023
Resource | Research | Assessing/Improving Operations Changes in WIC Operations During the COVID-19 Pandemic: A First Look at the Impact of Federal Waivers

This preliminary report summarizes key changes, improvements, and challenges to WC operations as delivered under the physical presence and remote benefit issuance waivers during the COVID-19 pandemic. These findings represent a first, high-level look at survey data collected from state and local WIC agencies to fulfill reporting requirements for waivers issued under the Families First Coronavirus Response Act.

04/26/2023
Resource | Research | 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 | 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 | 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 | Food/Nutrient Analysis WIC Infant and Toddler Feeding Practices Study 2 (ITFPS-2): Fourth 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 6 years of the child's life regardless of their continued participation in WIC. Overall, the study examines child-feeding practices, associations between WIC services and those practices, and the health and nutrition outcomes of children who received WIC around birth. This report, the fifth in the series generated from this study, focuses on the dietary intake patterns and weight status of children during the fourth year of life. The report also examines families' WIC experiences and their perceptions of the program's impact.

09/08/2020
Resource | Research | 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 | Food/Nutrient Analysis Review of WIC Food Packages: Improving Balance and Choice

The National Academies of Sciences, Engineering, and Medicine  convened an expert committee to review and assess the nutritional status and food and nutritional needs of the WIC-eligible population and provide recommendations based on its review and grounded in the most recently available science. The committee produced three reports as part of this task. 

01/05/2017
Resource | Research | National Academy of Sciences/IOM Review of WIC Food Packages: Proposed Framework for Revisions

The phase I interim report, is the second of three reports. The first report, the Evaluation of White Potatoes in the Cash Value Voucher: Letter Report, recommended allowing white potatoes for purchase with the cash value voucher. This second report presents the evidence, analyses, and framework that will be applied to develop the final report (phase II), which will include recommendations for potential modifications to the Special Supplemental Nutrition Program for Women, Infants, and Children (WIC) food packages.

08/01/2016
Page updated: May 01, 2024