Supper.—Crackers 50 grams, butter 15 grams, stewed prunes 125 grams, sponge cake 100 grams, one cup tea 350 grams.

Food.Grams.Per cent Nitrogen.Total Nitrogen.
Boiled Indian-meal125×0.24=0.300grams.
Milk125×0.50=0.625
Sugar30×0.00=0.000
Butter (breakfast)10×0.10=0.010
Bread (breakfast)30×1.61=0.483
Coffee (breakfast)350×0.087=0.304
Bean soup200×0.86=1.720
Bread (dinner)75×1.61=1.207
Mashed potato100×0.28=0.280
Pickles25×0.054=0.013
Coffee (dinner)350×0.081=0.283
Custard pie105×0.88=0.924
Crackers50×1.61=0.805
Butter (supper)15×0.10=0.015
Stewed prunes125×0.17=0.212
Sponge cake100×1.00=1.000
Tea350×0.048=0.168
Total nitrogen in food8.349grams.
Total nitrogen in urine8.140
Fuel value of the food2081 calories.

NITROGEN BALANCE.—Oakman.

Nitrogen
Taken in.
Output.
Nitrogen in Urine.Weight of Fæces (dry).
Jan.127.793grams.6.00grams.
139.9927.33
147.4128.295.0grams.
158.5607.1476.0
167.2828.2313.5
178.3498.149.5
104.0grams contain
7.39% N.
49.38845.13+7.685grams nitrogen.
49.388grams nitrogen.52.815grams nitrogen.
Nitrogen balance for six days=-3.427grams.
Nitrogen balance per day=-0.571gram.

Average Intake.

Calories per day2078.
Nitrogen per day8.23 grams.