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Updated: May 28, 2026

Concept Development and Use of an Automated Food Intake and Eating Behavior Assessment Method
Published on: February 19, 2021
Development and implementation of the guiding stars nutrition guidance program
Leslie M Fischer1, Lisa A Sutherland, Lori A Kaley
1Department of Nutrition, School of Public Health, University of North Carolina, Chapel Hill, USA. LFischer@unc.edu
A grocery retailer and nutrition experts created the Guiding Stars system to rate food nutrition. Only 23.6% of products earned stars, indicating a need for healthier food options.
Area of Science:
- Nutrition Science
- Consumer Health
- Food Policy
Background:
- Developing effective nutrition guidance systems is crucial for public health.
- Consumers often struggle to identify healthier food choices in supermarkets.
- Collaboration between industry and scientific experts can drive innovation in food labeling.
Purpose of the Study:
- To detail the development of the Guiding Stars nutrition guidance system through a retailer-expert collaboration.
- To present the findings of food and beverage ratings generated by the Guiding Stars system.
- To evaluate the nutritional profiles of a wide range of grocery products.
Main Methods:
- A scoring algorithm was developed by nutrition experts and a grocery retailer.
- 160 Northeast supermarkets were included in the study.
- Nutritional data for 27,466 edible grocery items were analyzed.
Main Results:
- 23.6% of all evaluated grocery items received at least one Guiding Star.
- Products with stars had significantly lower sodium, saturated fat, and sugar content.
- Products with stars contained higher amounts of fiber compared to those without stars.
Conclusions:
- The Guiding Stars system offers a simple, brand-neutral tool for consumers to identify nutritious options.
- The low percentage of qualifying products highlights potential issues with the overall nutritional quality of available food choices.
- This system empowers consumers to make more informed dietary decisions at the point of purchase.
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