School meals are a cornerstone of the United States’ nutrition safety net for children from low-income families, providing nearly 30 million lunches daily. However, recent U.S. policy actions may limit access to school meals for children who need them most. This commentary, published in the Nutrients Special Issue The Influence of School Meals on Children More

Ultra-processed foods (UPFs) are ubiquitous in the U.S. food supply, while growing evidence shows that UPFs harm children’s health. Schools offer a promising setting to introduce UPF regulation and reduce the availability of UPFs. This brief explores the issue of UPFs in school meals and identifies opportunities and challenges to replace UPFs with more fresh More

In 2022, Colorado became one of the first states in the nation to pass a universal free school meal program when Proposition FF created Colorado Healthy School Meals for All (HSMA). In May 2025, the Colorado General Assembly passed HB25-1274 to fully fund the HSMA program, which has been referred to two ballot measures in More

The Robert Wood Johnson Foundation’s (RWJF) commitment to child obesity ends in December 2025, marking the conclusion of a two-decade investment in Healthy Eating Research (HER). As part of our RWJF legacy, HER is developing a national research agenda for policy, systems, and environmental (PSE) interventions and strategies to promote food and nutrition security, optimal More

This study aimed to examine the impact of federal- and state-level Universal Free School Meal (UFSM) policies and related policies on National School Lunch Program (NSLP) and School Breakfast Program (SBP) participation rates during and after the COVID-19 pandemic. This comparative effectiveness research study used a natural experiment created by the COVID-19 pandemic to analyze More

School meals play an important role in supporting children’s nutrition. Despite substantial improvements in the nutritional quality of school meals following the 2010 Healthy, Hunger-Free Kids Act, concerns remain regarding the level of processing of the foods served in schools. This may be due to growing evidence of potential adverse outcomes associated with ultra-processed foods, More

Researchers increasingly conduct online surveys or experiments. Unfortunately, online approaches can attract fraudulent respondents from individuals who are ineligible, but respond to distort results or obtain study incentives. This can be difficult to detect. This paper aims to share lessons learned from a recent online study to support other researchers.

Food and beverage marketing drives poor diet quality and obesity risk among children. However, it is unknown how much young children are exposed to digital food and beverage marketing on mobile devices like tablets and smartphones. The objective of this study was to estimate how frequently young children, who are particularly vulnerable to advertising, view More

The Community Eligibility Provision (CEP) eligibility expansion intends to offer benefits to more students, yet leaders of eligible districts may choose not to apply for CEP to avoid related fiscal challenges, such as covering the cost of meals and potential loss of state aid. This project is the first to examine characteristics of the eligible More

Universal free school meals (UFSMs) can reduce disparities in food and nutrition security by addressing barriers to accessing nutritious food. Eight states have passed permanent UFSMs policies and others are underway; however, existing research mainly considers the effects of UFSMs without examining their implementation. This study aims to: 1) Describe how UFSMs have been implemented More