About Nutri-Tsek

Last Updated: June 2026

Academic Research Project

Nutri-Tsek is a barcode-based grocery nutrition and product evaluation application developed as part of a Bachelor of Science in Computer Science thesis, software engineering project, and academic research initiative.

The project aims to explore how barcode technology, food databases, nutritional information systems, and software engineering principles can be combined to help users better understand food products and make informed food choices.

Nutri-Tsek is currently provided as a non-commercial educational and research project.

Project Objectives

  • Provide fast access to food and nutrition information through barcode scanning.
  • Help users understand product nutrition profiles through simplified indicators and scores.
  • Support food awareness through ingredient and allergen information.
  • Enable calorie tracking and food consumption monitoring.
  • Explore data-driven food evaluation techniques using public food datasets and nutritional references.
  • Demonstrate practical application of software engineering concepts in a real-world project.

Features

  • Barcode product scanning
  • Nutrition information display
  • Ingredient information
  • Nutri-Score assessment
  • NOVA Group classification
  • Nøglehullet assessment
  • Product comparison
  • Alternative product suggestions
  • Allergy preference alerts
  • Purchase history tracking
  • Food consumption logging
  • Calorie tracking
  • Weekly nutrition summaries
  • Personalized recommendations

Data Sources and Attribution

Nutri-Tsek utilizes publicly available food and nutrition datasets to provide product information, nutritional values, and food reference information.

Open Food Facts

Product information used by Nutri-Tsek is derived in part from Open Food Facts.

Open Food Facts is a collaborative food products database available under the Open Database License (ODbL).

Website: https://world.openfoodfacts.org

Danish Food Composition Database (Frida)

Food reference information and calorie reference values may be derived from the Danish Food Composition Database (Frida).

© The Danish Food Composition Database (http://fcdb.fooddata.dk), version 6.1, May 2026.

The National Food Institute, Technical University of Denmark.

Licensed under CC BY 4.0.

Technology Stack

  • Frontend: Next.js, React, TypeScript, Tailwind CSS
  • Backend: ASP.NET Core (.NET)
  • Database: PostgreSQL (Supabase)
  • Hosting: Vercel and Microsoft Azure
  • Authentication: JWT Authentication
  • Barcode Processing: EAN-13 Barcode Support

Important Notice

Nutri-Tsek is intended for informational, educational, and research purposes only.

Information presented within the application is based on available product information, food databases, and algorithm-generated evaluations. Users should independently verify important information directly from product packaging and official product sources.

Developer Information

Developer: Grace Duquiza Olesen

Project: Nutri-Tsek

Type: Bachelor of Science in Computer Science Thesis Project

Contact: duquizolesen@gmail.com