Nutrition policies govern many aspects of the food system impacting food choices and prices in outlets such as grocery stores, restaurants, and schools, thus affecting what we eat. Federal nutrition assistance programs such as the Supplemental Nutrition Assistance Program (SNAP), the Special Supplemental Nutrition Program for Women, Infants, and Children (WIC), and the national school meal programs provide services to children and families with the goal to increase food security and reduce hunger. Research in this area includes evaluating the impacts of nutrition programs and policies on diet quality and overall health, as well as exploring innovative approaches to improve program reach, participation and implementation.

Research & Publications See all

August 2026

Understanding Ultra-processed Foods

Most foods we eat undergo some form of processing, but some foods are more heavily processed than others. This resource explains what ultra-processed foods (UPFs) are, how they differ from other types of processed foods, and what research says about their potential health impacts. It also offers practical tips to help people identify UPFs and More

July 2026

“It’s just not worth it anymore”: A Mixed Methods Study Examining the Impact of Reinstating Reimbursement Tiers in the Child and Adult Care Food Program

This study aimed to assess impacts of the Child and Adult Care Food Program (CACFP) reinstatement of tiered reimbursements among family child care home (FCCH) providers, sponsors, and families in California. Irrespective of tier, surveyed providers reported that the reinstated, tiered reimbursements were insufficient (92.4%), resulting in reduced food variety (39.1%) and quality (14.8%), and More

July 2026

Forecasting WIC Funding Needs: Supporting Families, Strengthening Access

In partnership with Westat and with support from Healthy Eating Research, the National WIC Association (NWA) developed a new forecasting model to project funding needs of the Special Supplemental Nutrition Program for Women, Infants, and Children (WIC) for Fiscal Year 2027. Report This report describes the model development, including methodology, as well as analysis conducted More

May 2026

SNAP participation and the healthfulness of food purchased by households with children during the pandemic

Changes in the Supplemental Nutrition Assistance Program (SNAP) after the start of the COVID-19 pandemic included emergency benefit allotments and operation waivers. Using five expenditure-based measures of the nutritional quality of food purchases, we tested whether changes in SNAP during the first year of the pandemic were associated with better nutritional quality of food purchases More