Nitrate–nitrite–nitric oxide pathway
Nitrate can support nitric oxide signalling or contribute to N-nitroso compound formation. Food source, oral bacteria, antioxidants and processing affect these pathways.
NO₃⁻ → NO₂⁻ → NO
Read the pathway overviewFood composition · Human health
Better data.
Deeper understanding.
Nitrate, in context.
Food composition records for nitrate, nitrite and nitrosamines, linked to their sources, methods and geographic context.
Developed at the Nutrition & Health Innovation Research Institute, Edith Cowan University
Food composition databases
Select a compound or search the standard food names used across the datasets.
NO₃⁻
Nitrate database
Aggregated concentrations across foods and drinks, with references and country coverage.
NO₂⁻Nitrite database
Food composition values with sample size, variation and source information.
N–NONitrosamine database
Food records organised by nitrosamine compound, country and food grouping.
Supporting tools and documentation
Match food names, review database fields and calculate dietary nitrate.
Research context
Biological pathways, data methods, publications and regulatory sources.
REGULATION & ASSESSMENT
Compare food and water standards →
Legislation and dietary exposure reports across jurisdictions.
RESEARCH PUBLICATIONSRead the supporting research →
Peer-reviewed work from the NHIRI research team.
DATABASE DOCUMENTATIONSee how the database was built →
Explore the data sections, documented fields and food-classification structure.
Research team and contact
Contact the Nitr-Navigator team about data access, methods or collaboration.