Journal of Nutrition and Health
- Volume 20 Issue 2
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- Pages.90-103
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- 1987
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- 2288-3886(pISSN)
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- 2288-3959(eISSN)
A Study on Nitrogen Intake and Excretion in Young Korean Adult Women on Normal Diet
정상식이를 섭취하는 여대생들의 질소 섭취 및 배설에 관한 연구
Abstract
A study was conducted to measure nitrogen intake and excretion in young korean women on their normal diet and leading normal activity level. Dietary survey by food record, fecal and urinary samples were collected for 3 days in 19 healthy female college students in Korea. On one of the 3 days, duplicate of one-day diet was collected from each subjects. Mean daily intakes of energy and protein were calculated from food recorded. Duplicate diet samples and pooled fecal samples were analyzed for N content. Pooled urine samples were analyzed for total N, urea N, and creatinine content. Apparent N absorption, apparent N balance and urea N/creatinine N were calculated to evaluate protein nutritional status. The results obtained are summarized as following ; 1) Accordingly to food record, mean daily intakes of energy, protein, carbohydrate and far were 1535.2
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