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Inorganics
Nitrate (as NO₃⁻–N)
An inorganic ion commonly found in soil, water, and certain foods, nitrate is a nutrient for plants and can be ingested through diet or water. It can be converted to nitrite and other nitrogen compounds in the human body.
Mineral or nutrientUpdated Aug 16, 2024
Health score-2.0
-5Poor5
Water guidelines
- Legal limit
- 10 mg/L
- Health guideline
- 0.14 mg/L
Food and supplement guidelines
- Legal limit
- Not specified
- Health guideline
- Not specified
Risks
Potential formation of nitrosamines under acidic conditions, ingestion toxicity at high levels, methemoglobinemia risk in infants, contamination risk in drinking water
Benefits
Dietary nitrate can contribute to nitric oxide production supporting vascular function
References
Waters containing Nitrate (as NO₃⁻–N)
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