Body composition

 
Abund. Atom
%
1
O
65,00%
2
C
18,00%
3
H
10,00%
4
N
3,00%
5
Ca
2,00%
6
P
1,00%
7
K
0,40%
8
S
0,25%
9
Na
0,25%
10
Cl
0,25%
11
F
0,20%
12
Mg
0,05%
13
Fe
0,01%
14
Mn
0,003%
15
Si
0,0002%
16
I
0,00004%

The blue ones are elements that can be found in the air.