Nitrate Determination of Vegetables in Varzeghan City, North-western Iran

Parviz Nowrouz, Hassan Taghipour, Saeed Dastgiri, Yousef Bafandeh & Kazem Hashemimajd
Background: Vegetables play an important role in human nutrition. Nitrate content is a signifi-cant quality criterion to determine characteristic of vegetables. About 80% of nitrate intake in human is from vegetables and fruits. High dietary intake of nitrate is seen as an undesirable be-cause of its association with gastric cancer and infantile methemoglobinemia. Varzeghan, North¬western Iran is one of the cities with high Age-standardized incidence rates (ASR) of gastric can¬cer in Iran. Currently, in Varzeghan...