Chemical Composition of the Human Body
Element

Oxygen
Carbon
Hydrogen
Nitrogen
Calcium
Phosphorus
Sulfur
Potassium
Sodium
Chlorine
Magnesium
Silicon
Iron
Fluorine
Zinc
Rubidium
Strontium
Bromine
Lead
Copper
Aluminum
Cadmium
Boron
Barium
Tin
Manganese
Iodine
Nickel
Gold
Molybdenum
Chromium
Cesium
Cobalt
Uranium
Percentage

61%
23%
10%
2.6%
1.4%
1.1%
0.2%
0.2%
0.14%
0.12%
0.027%
0.026%
0.006%
0.0037%
0.0033%
0.00046%
0.00046%
0.00029%
0.00017%
0.00010%
0.00009%
0.00007%
0.00007%
0.00003%
0.00002%
0.00002%
0.00002%
0.00001%
0.00001%
0.00001%
0.000003%
0.000002%
0.000002%
0.000001%





Chemistry
----------------
A more recent study states:
Oxygen
Carbon
Hydrogen
Nitrogen
Calcium
Phosphorus
61.4286%
22.8571%
10.00%
2.5714
1.4289%
1.1143%
These numbers were mainly those rounded off including more decimal digits. However, by replacing the decimals with the first, it would add the total to be more than 100%. In the second chart, after phosphorus, the elements become less specific.
The chemical composition of the human body.