Element |
Amount |
Oxygen |
44.2 kg |
Carbon |
12.2 kg |
Hydrogen |
6.8 kg |
Nitrogen |
2.0 kg |
Calcium |
1.0 kg |
Phosphorus |
680 g |
Sulfur |
170 g |
Potassium |
136 g |
Chlorine |
102 g |
Sodium |
102 g |
Magnesium |
34 g |
Iron |
4 g |
Fluorine |
2.52 g |
Zinc |
2.18 g |
Silicon |
1.36 g |
Zirconium |
410 mg |
Rubidium |
310 mg |
Strontium |
310 mg |
Bromine |
197 mg |
Lead |
116 mg |
Niobium |
109 mg |
Copper |
68 mg |
Aluminum |
59.2 mg |
Cadmium |
49 mg |
Boron |
46.9 mg |
Barium |
21.1 mg |
Arsenic |
17.7 mg |
Vanadium |
17.7 mg |
Tin |
16.3 mg |
Mercury |
12.9 mg |
Selenium |
12.9 mg |
Manganese |
11.6 mg |
Iodine |
10.9 mg |
Gold |
9.5 mg |
Nickel |
9.5 mg |
Molybdenum |
8.8 mg |
Titanium |
8.8 mg |
Tellurium |
8.2 mg |
Antimony |
7.5 mg |
Lithium |
2.11 mg |
Chromium |
1.63 mg |
Cesium |
1.43 mg |
Cobalt |
1.43 mg |
Silver |
680 mcg |
Uranium |
88 mcg |
Beryllium |
34 mcg |
Radium |
.0001 mcg |