Research & Publications | Healthy Eating Research

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The implications of banning synthetic food dyes on the food purchase quality of families with children

This study examines how removing synthetic dyes from the food supply impacts the nutritional quality of grocery purchases among families with children, focusing on the 7 dyes targeted by FDA for phase-out by the end of 2026 (some of which are required (i.e., red dye #3), while the removal of others are voluntary). Aim 1 More

Date: November 2025

Resource Type: Commissioned Research Project Summary

Focus Areas: Food Access Food Retail

Building a National Research Agenda

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

State Earned Income Tax Credit and Food Security: Results Among Economically At-Risk Households With Children

The purpose of this study was to evaluate the effects of the state Earned Income Tax Credit on food insecurity among economically at-risk U.S. households with children and explore differential effects across sociodemographic groups. The authors used an intent-to-treat causal inference design and household-level data from all 50 U.S. states available from the Current Population More

Date: July 2025

Resource Type: Journal Article

Focus Areas: Food Access Pricing & Economics

Community Engaged Research Strategies Used in Food Retail Interventions: A Scoping Review

The purpose of this scoping review is to identify what community engagement (CE) research approaches have been applied by researchers in the retail food environment (RFE) intervention literature and how they vary by type of retail settings, phase of intervention, year of intervention, and key domains of equity. A total of 98 RFE interventions reported More

Date: June 2025

Resource Type: Journal Article

Focus Areas: Food Retail

State Minimum Wage and Food Insecurity Among US Households With Children

This study aimed to assess whether state minimum wage generosity was associated with change in food insecurity among households with children and explore differential policy impacts across sociodemographic groups. This cross-sectional study of a national sample of US households from the Current Population Survey used a 2-way fixed effects modeling approach to test whether increases More

Date: March 2025

Resource Type: Journal Article

Focus Areas: Food Access Pricing & Economics

Simulated retail food environments: A literature review of systems science approaches to advance equity in access to healthy diets

As researchers increasingly utilize systems science simulation modeling (SSSM), little is known about how and by whom SSSMs are being leveraged to address inequities in access to healthy diets. We evaluated the extent to which studies (n = 66) employing SSSM to examine retail food environments (RFEs): included three pillars of equity (social position, human capital, socioeconomic More

Keywords: Grocery store

Date: January 2025

Resource Type: Journal Article

Focus Areas: Food Retail

Experiences with COVID-19 economic relief measures among low-wage worker families: a qualitative study

This study aimed to understand experiences with COVID-19 economic relief measures among low-wage worker households with children during the COVID-19 pandemic. The study conducted semi-structured qualitative interviews from low-wage workers in households with children in two U.S. cities in 2022 (n = 40). The sample was recruited from a larger study which included survey measures More

Date: November 2024

Resource Type: Journal Article

Focus Areas: Nutrition Policy & Programs Pricing & Economics

Identifying policy, system, and environment approaches to promoting safe and dignified healthy food access at urban grocery stores

Urban grocery stores are facing operational challenges due to crime and are instituting crime mitigation strategies. These strategies may have unintended consequences that limit healthy food access among families with children and create threats to social dignity. This community-driven study aims to: 1) quantify modifiable community characteristics associated with crime at grocery stores; 2) examine More

Date: November 2024

Resource Type: Grant Summary

Focus Areas: Food Retail

Online retail nudges to help parents with lower-income choose healthy beverages for their children: A randomized clinical trial

Nudges offer a promising tool to reduce sugary drink intake among children who are most at risk for diet-related disease. The objective of this study was to examine the impact of online store nudges on purchases of sugary drinks for children in lower-income households. Caregivers with lower-income were recruited to an online shopping experiment and More

Date: September 2024

Resource Type: Journal Article

Focus Areas: Beverages Food Retail

Philadelphia Beverage Tax’s Impact on Beverage Ad Expenditures and Number of Ads Purchased

On January 1, 2017, Philadelphia implemented a beverage excise tax. The study’s objective was to determine whether beverage advertising expenditures and the number of beverage ads purchased changed in Philadelphia compared to Baltimore because of this tax. Monthly beverage ad expenditures and the number of beverage ads purchased by brand from January 2016 through December More

Date: August 2024

Resource Type: Journal Article

Focus Areas: Pricing & Economics