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Resource | Research and Data | Nutrition Education WIC Nutrition Education Study: Phase II Final Report

Phase II was a methodological study, conducted in six sites during 2015–2016, to test an approach to determine its feasibility for a national evaluation.

09/21/2018
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 Analysis of SNAP-Ed Data for All States

SNAP Education (SNAP-Ed) is the nutrition education and obesity prevention component of SNAP; its goal is to improve the likelihood that persons eligible for SNAP will make nutritious food choices within a limited budget and choose physically active lifestyles consistent with the current Dietary Guidelines for Americans and the USDA food guidance.

08/24/2018
Resource | Research and Data | Breastfeeding WIC Infant and Toddler Feeding Practices Study 2 (ITFPS-2): Second Year Report

The WIC Infant and Toddler Feeding Practices Study 2 (WIC ITFPS-2)/ “Feeding My Baby” Study captures data on caregivers and their children over the first 5 years of the child’s life after WIC enrollment to address a series of research questions regarding feeding practices, associations between WIC services and those practices, and the health and nutrition outcomes of children receiving WIC.

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 | Research and Data | Benefit Content/Cost WIC Food Package Policy Options II

In 2007, USDA introduced a new set of food packages via an Interim Rule based on recommendations from the Institute of Medicine, which were implemented by October 2009. The contents of the food packages were finalized via a Final Rule in 2014. The Final Rule clarified some provisions in the Interim Rule and allowed some additional options and substitutions.

10/29/2015
Resource | Research and Data | National Academy of Sciences/IOM Review of WIC Food Packages: An Evaluation of White Potatoes in the Cash Value Voucher: Letter Report

At the request of the U.S. Department of Agriculture, an expert Institute of Medicine (IOM) committee is undertaking a comprehensive review of the food packages used in the Special Supplemental Nutrition Program for Women, Infants, and Children (WIC) to bring the program into alignment with current dietary guidelines. In this letter report, the first of three reports to result from this review, the IOM committee evaluates the 2009 regulation that excluded white potatoes from purchase with the WIC cash value voucher (CVV) and considers whether white potatoes should henceforth be allowed as a WIC-eligible vegetable in the CVV.

06/04/2015
Resource | Research and Data | Assessing/Improving Operations Regional Office Review of Applications (RORA) for School Meals 2014

This is the tenth in a series of annual reports to examine administrative errors incurred during the local educational agency’s (LEA) approval process of household applications for free and reduced-price meals in the National School Lunch Program (NSLP). This report examines administrative error estimates in student certification for free and reduced-price NSLP meals.

05/04/2015
Resource | Research and Data | Participation Rates Direct Certification in the NSLP Report to Congress: State Implementation Progress, SY 2013-14

This report responds to the requirement of PL 110-246 to assess the effectiveness of state and local efforts to directly certify children for free school meals. Direct certification is a process conducted by the states and by local educational agencies to certify eligible children for free meals without the need for household applications. 

05/01/2015
Page updated: September 16, 2025