HOW FOODS MEET BODY NEEDS. 
27 
Chart 32. One Pound oe Wheat Flour. 
(4 cups.) 
One pound of wheat flour supplies about 1,610 calories of energy, 52 grams 
(nearly 2 ounces) of protein, 0.06 gram of calcium, 0.3 gram of phosphorus, 
and 3 milligrams of iron. It would furnish, therefore, 46 per cent of the 
energy a man needs daily, 52 per cent of the protein, 9 per cent of the calcium, 
21 per cent of the phosphorus, and 21 per cent of the iron. This is shown in 
the following chart: 
ENERGY 
PROTEIN 
CALCIUM 
9m 
PHOSPHORUS 
2I7M 
IRON 
2/m 
/o 2a 3a to So 6o 7o eo Jo 
1 11 1 J .... 1 1 1 ! 
Chart 32. — Proportions of energy, protein, calcium, phosphorus, and iron needed per man 
per day furnished by 1 pound of wheat flour. 
Chart 33. One Pound of Graham Flour. 
(4£ cups.) 
One pound of graham flour supplies about 1,610 calories of energy, 60 grama 
(about 2 ounces) of protein, 0.17 gram of calcium, 1.6 grams of phosphorus, 
and 16.8 milligrams of iron. It would furnish, therefore, 46 per cent of the 
energy a man needs daily, 60 per cent of the protein, 26 per cent of the cal- 
cium, 125 per cent of the phosphorus, and 112 per cent of the iron. This is 
shown in the following chart : 
ENERGY 
PROTEIN 60\ 
CALCIUM 26% 
PHOSPHORUS IM 
IRON 
112% 
Chart 33. — Proportions of energy, protein, calcium, phosphorus, and iron needed per man 
per day furnished by 1 pound of graham flour. 
