[50] “Starvation Treatment of Diabetes,” p. 43, by Hill and Eckman.
SECTION III
THE HUMAN MACHINE
CHAPTER VII
THE HUMAN BODY
Chemical Composition of the Body.—It has been estimated by various writers that the human body has an approximate average chemical composition[51] of—
| Oxygen | about 65.000 per cent | |
| Carbon | about 18.000 per cent | |
| Hydrogen | about 10.000 per cent | |
| Nitrogen | about 03.000 per cent | |
| Calcium | about 02.000 per cent | |
| Phosphorus | about 01.000 per cent | |
| Potassium | about 00.350 per cent | |
| Sulphur | about 00.250 per cent | |
| Sodium | about 00.150 per cent | |
| Chlorine | about 00.150 per cent | |
| Magnesium | about 00.050 per cent | |
| Iron | about 00.004 per cent | |
| Iodine | ||
| Fluorine | very minute quantities | |
| Silicon | ||