Research-ready nutrition logging for participants and researchers. Powered by OpenFoodFacts for accurate, transparent food data.
For Participants
Three ways to log food quickly and accurately, with built-in allergen protection.
Point your camera at any food barcode to instantly fetch nutrition data from OpenFoodFacts.
Search our database of millions of products with fast typeahead and detailed nutrition info.
Set your allergens once, and we will warn you before you log any food that contains them.
For Researchers
Full traceability, reproducible data snapshots, and powerful analytics tools.
View all participants, track adherence, and identify those who need follow-up.
Visualize nutrition patterns, allergen incidents, and logging adherence over time.
Export study data in CSV or JSON with full metadata, anonymization options, and audit trails.
Data Transparency
All food data comes from OpenFoodFacts, the free, open, collaborative database of food products. Every data point is traceable, community-verified, and free from commercial bias.
3M+
Products in database
200+
Countries covered
Join participants and researchers who trust Zenia for accurate, transparent nutrition tracking.