Chemical Elements of the Human Body

Chemical Elements of the Human Body

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Hormones: Several Important Functions in the Human Body


There are several chemical elements present in the body of human beings. They are essential for the proper functioning of our body. The absence or deficiency of these elements can lead to improper functioning of the organism, generate disease or even lead the individual to death. Many of these chemicals are obtained through the food and water we drink.

Main chemical elements present in the human body


It is the chemical element that is most present in the human body (about 65% of total body mass). Present in our body's water and also in organic molecules that have carbon.


It makes up the main chains of organic molecules (lipids, carbohydrates and proteins) present in our body. It corresponds to 19% of total body mass.


It makes up water and much of the organic molecules present in the human body. It forms about 10% of the total body mass of the human body.


Present in nucleic acids (DNA and RNA) and proteins. It corresponds to about 3.1% of body mass.


Present mainly in the formation and composition of bones and teeth. It corresponds to about 1.5% of our body mass.


Important in the structure of teeth and bones. It is part of the composition of DNA, RNA and ATP. It corresponds to about 1% of body mass.


It acts mainly on neuromuscular impulses. The ionized form (cation) is present in intracellular fluid. It corresponds to about 0.30% of body mass.

Other chemical elements present in the human body:

- sulfur

- Sodium

- Iron

- Magnesium

- chlorine