Best Practices for Using Natural Experiments to Evaluate Retail Food and Beverage Policies and Interventions

This article describes and addresses the challenges researchers face when utilizing natural experimental studies to evaluate changes to the retail food environment. Through the use of case studies, the article describes strategies and approaches for overcoming these challenges. The challenges are divided into categories of: 1) study design and analysis; 2) selection of participants, selection More

A Supermarket Double-Dollar Incentive Program Increases Purchases of Fresh Fruits and Vegetables Among Low Income Families With Children: The Healthy Double Study

This pilot study was conducted to determine whether a supermarket double-dollar fruit and vegetable (F&V) incentive increases F&V purchases among low-income families. The study was carried out in a supermarket in a low-income rural Maine community. The participants were low-income and Supplemental Nutrition Assistance Program (SNAP) supermarket customers. The participants received a same-day coupon at More

Pricing Strategies to Encourage Availability, Purchase, and Consumption of Healthy Foods and Beverages: A Systematic Review

This review looks at recently published studies (2000-2016) conducted in real-world settings on how changes in food prices can affect access, purchasing, and consumption of foods, especially healthy foods and beverages. The studies focused on individuals or stores in middle- and high-income countries, and food pricing alone or in combination with other strategies (e.g. food More

Measuring Micro-Level Effects of a New Supermarket: Do Residents Within 0.5 Mile Have Improved Dietary Behaviors?

This study aimed to examine whether a newly opened supermarket in the Bronx, NY, changed household food availability and consumption of healthy and unhealthy food items among families who lived within half a mile of the new supermarket. Participants were recruited through street intercept surveys, with a subset of respondents later completing a 24-hour dietary More

Improved Parental Dietary Quality is Associated with Children’s Dietary Intake Through the Home Environment

This study aimed to assess the relative impact of the home food environment on children’s diet after the introduction of a new supermarket in a food desert. This study builds upon a natural experiment to longitudinally examine the food-purchasing behaviors and diets among a randomly selected population of households in two major Pittsburgh food desert More

No Fat, No Sugar, No Salt…No Problem? Prevalence of “Low-Content” Nutrient Claims and Their Associations with the Nutritional Profile of Food and Beverage Purchases in the United States

Nutrient content claims, which characterize the level of a nutrient in a food (e.g., “low-sugar”), are a commonly used marketing tactic. The association between claims, the nutritional quality of products, and consumer purchases is unknown. This study examined low-content nutrient claims on more than 80 million packaged food and beverage purchases from a transaction-level database More

Studying the Impact of Food Reformulation on Child and Adolescent Obesity and What Motivates Manufacturers to Reformulate Foods

Improvements in the healthiness of packaged foods and beverages consumed by children and adolescents could have an impact on obesity through improved dietary intake patterns. Food manufacturers have new incentives to reformulate foods in response to changes in the Nutrition Facts label (NFL) and serving sizes scheduled to go into effect in 2018. The overall More

Evaluating the Impact of Subsidizing Purchases of Fresh Produce in Supermarkets for Supplemental Nutrition Assistance Program Recipients

The 2014 Farm Bill Authorization included $100 million to promote the purchase of fresh produce among Supplemental Nutrition Assistance Program (SNAP) participants through matching financial incentives for every SNAP dollar spent on fresh produce. As part of this, the Fair Food Network (FFN) received over $5 million to expand its SNAP match program, Double Up More