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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 | Food/Nutrient Analysis Added Sugars in School Meals and Competitive Foods

This report responds to the Consolidated Appropriations Act, 2021, which directs the FNS to provide a report on the amount of added sugars in school meals.

08/11/2022
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 | Food/Nutrient Analysis Indicators of Diet Quality, Nutrition, and Health for Americans by Program Participation Status, 2011–2016: USDA NSLP Report

This study used 2011–2016 National Health and Nutrition Examination Survey (NHANES) data to examine the relationship between estimated program participation, diet quality, indicators of nutrition and health, food consumption patterns, and nutrient intakes. 

06/08/2022
Resource | Research and Data | Assessing/Improving Operations The Use of State Administrative Data to Improve SNAP Eligibility Estimates: Findings and Recommendations from an Expert Panel

FNS has historically estimated the participation rate of SNAP by using Census data and samples of SNAP administrative data, but modeling SNAP eligibility using survey data has a number of challenges. In response, FNS, the Economic Research Service, and the Census Bureau sought potential solutions to these issues by linking Census survey data with monthly administrative records at the person level.

04/05/2022
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 | Demonstrations Assessment of the Contributions of an Interview to Supplemental Nutrition Assistance Program Eligibility and Benefit Determinations

This study was designed to assess whether the elimination of the eligibility interview at certification and recertification would have adverse effects on client and worker outcomes. FNS awarded grants to two States—Oregon and Utah—to conduct demonstrations in which the eligibility interviews at certification and recertification were completely eliminated. An analysis of the demonstrations that provide estimates of the contributions of eligibility interviews in determining SNAP eligibility and benefits was conducted.

05/14/2015
Resource | Research and Data | Food/Nutrient Analysis Diet Quality of American School Children by NSLP Participation Status: Data from National Health and Nutrition Examination Survey, 2005-2010

This report uses data from the National Health and Nutrition Examination survey to provide a comprehensive picture of the nutrient intakes, food choices, and diet quality of American school children, broken out by participation in the National School Lunch Program and income status.

05/05/2015
Resource | Research and Data | Food/Nutrient Analysis Diet Quality of Young American Children by WIC Participation Status: Data from the National Health and Nutrition Examination Survey, 2005-2008

This report uses data from the National Health and Nutrition Examination Survey to provide a comprehensive picture of the nutrient intakes, food choices, and diet quality of young children who are WIC participants, income-eligible nonparticipants, and higher income participants.

05/05/2015
Resource | Research and Data | Food/Nutrient Analysis Diet Quality of Americans by SNAP Participation Status: Data from the National Health and Nutrition Examination Survey, 2007–2010

This report uses data from the National Health and Nutrition Examination Survey to provide a comprehensive picture of the nutrient intakes, food choices, and diet quality of Supplemental Nutrition Assistance Program participants, compared with income-eligible nonparticipants and higher-income nonparticipants.

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