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Related Experiment Video

Updated: Jul 3, 2025

Iterative Development of an Innovative Smartphone-Based Dietary Assessment Tool: Traqq

Iterative Development of an Innovative Smartphone-Based Dietary Assessment Tool: Traqq

Published on: March 19, 2021

Nutri-Score 2023 update.

Benedikt Merz¹, Elisabeth Temme², Hélène Alexiou³

¹Department of Physiology and Biochemistry of Nutrition, Max Rubner-Institut, Federal Research Institute of Nutrition and Food, Karlsruhe, Germany.

|February 15, 2024

Summary

This summary is machine-generated.

The Nutri-Score front-of-pack label algorithm was updated in 2023 to better align with food-based dietary guidelines (FBDGs). This enhancement improves product discrimination and public health impact internationally.

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Area of Science:

Nutrition Science
Public Health Policy
Food Labeling Systems

Background:

The Nutri-Score system is a front-of-pack nutrition labeling scheme used internationally.
Previous versions of the Nutri-Score algorithm required updates to better reflect current food-based dietary guidelines (FBDGs).
Alignment with FBDGs is crucial for effective public health nutrition tools.

Purpose of the Study:

To update the Nutri-Score algorithm to enhance its alignment with international FBDGs.
To evaluate the impact of the updated algorithm on product classification.
To assess the strengthened potential of Nutri-Score as a public health tool.

Main Methods:

A comparative analysis of existing FBDGs and scientific literature was conducted.
Modification scenarios for the Nutri-Score nutrient profile model were developed and tested.
Nutritional composition databases of branded products from four countries were utilized for testing.

Main Results:

The updated Nutri-Score nutrient profile model demonstrates improved product discrimination.
The revised algorithm shows closer alignment with FBDGs across multiple countries.
A stricter approach is adopted for products high in components of concern and low in beneficial components.

Conclusions:

The updated Nutri-Score algorithm significantly increases alignment with FBDGs.
The revised system offers enhanced discrimination between food products.
The updated Nutri-Score strengthens its utility as an international public health tool.