Dinner.—Fried potato 200 grams, cream pie 167 grams, coffee 150 grams, cream 25 grams, sugar 14 grams.

Food.Grams.Per cent Nitrogen.Total Nitrogen.
Fried rice115×0.36=0.414grams.
Coffee150 + 150 + 150 =450×0.06=0.270
Roll60×1.64=0.984
Butter14 + 7 =21×0.15=0.032
Sugar14 + 14 + 14 =42×0.00=0.000
Syrup48 + 48 =96×0.024=0.023
Celery soup150×0.48=0.720
Farina croquette108×0.74=0.799
Fried potato200×0.26=0.520
Bread22×1.66=0.365
Fried potato200×0.46=0.920
Cream pie167×0.93=1.553
Cream25×0.45=0.113
Total nitrogen in food6.713grams.
Total nitrogen in urine6.600
Fuel value of the food2324 calories.

NITROGEN BALANCE.—W. L. Anderson.

Nitrogen
Taken in.
Output.
Nitrogen in Urine.Weight of Fæces (dry).
May1813.855grams.10.03grams.42.3grams.
1910.96010.15
206.2608.6417.5
218.6238.46
228.7237.9642.7
236.3037.4941.0
246.7136.6029.2
172.7grams contain
6.30% N.
61.43759.33+10.880grams nitrogen.
61.437grams nitrogen.70.210grams nitrogen.
Nitrogen balance for seven days=-8.773grams.
Nitrogen balance per day=-1.253grams.

Average Intake.

Calories per day2494.
Nitrogen per day8.777 grams.