Physiological economy in nutrition, with special reference to the minimal proteid requirement of the healthy man / an experimental study

by R. H. Chittenden

Breakfast.—Banana 92 grams, bread rolls 28 grams, cream 50 grams, coffee 150 grams, sugar 21 grams.

Lunch.—Bread 66 grams, soup 150 grams, farina 154 grams, sweet potato 123 grams, beans 70 grams, syrup 50 grams, coffee 150 grams, cream 50 grams, sugar 14 grams.

Dinner.—Bread 42 grams, consommé 100 grams, spinach 100 grams, mashed potato 250 grams, apple pie 97 grams, coffee 150 grams, cream 50 grams, sugar 21 grams.

Food.		Grams.	Per cent Nitrogen.			Total Nitrogen.
Banana		92	×	0.23	=	0.212	grams.
Bread rolls		28	×	1.66	=	0.465
Cream		50	×	0.46	=	0.230
Coffee		150	×	0.066	=	0.099
Sugar		21	×	0.00	=	0.000
Bread		66	×	1.60	=	1.056
Soup		150	×	0.41	=	0.615
Farina		154	×	1.09	=	1.678
Sweet Potato		123	×	0.32	=	0.394
Beans		70	×	0.34	=	0.238
Syrup		50	×	0.024	=	0.012
Coffee		150	×	0.057	=	0.086
Cream		50	×	0.46	=	0.230
Sugar		14	×	0.00	=	0.000
Bread		42	×	1.80	=	0.756
Consommé		100	×	0.38	=	0.380
Spinach		100	×	0.53	=	0.530
Mashed potato		250	×	0.38	=	0.950
Apple pie		97	×	0.43	=	0.417
Coffee		150	×	0.06	=	0.090
Cream		50	×	0.46	=	0.230
Sugar		21	×	0.00	=	0.000
	Total nitrogen in food					8.668	grams.
	Total nitrogen in urine					6.060

Fuel value of the food

2359 calories.

Thursday, May 19, 1904.

Breakfast.—Banana 102 grams, bread rolls 50 grams, coffee 150 grams, cream 50 grams, sugar 21 grams.

Lunch.—Bread 57 grams, egg omelette 20 grams, hominy 137 grams, syrup 68 grams, potatoes 128 grams, coffee 100 grams, sugar 21 grams, cream 50 grams.

Dinner.—Tomato purée 200 grams, bread 24 grams, fried sweet potato 100 grams, spinach 70 grams, Indian meal 100 grams, syrup 25 grams, coffee 100 grams, sugar 21 grams, cream 40 grams.