Engineering ToolBox - Resources, Tools and Basic Information for Engineering and Design of Technical Applications!

Human Body Composition

Composition of the human body.

Sponsored Links

Elements in the human body are indicated below:

Body mass (kg)

ElementShare of Body Mass


Antimony 0.000011
Arsenic 0.000026
Barium 0.000031
Beryllium 0.00000005
Boron 0.000069
Bromine 0.00029
Cadmium 0.000072
Calcium 1.5
Carbon 18
Cesium 0.0000021
Chlorine 0.15
Chromium 0.0000024
Cobalt 0.0000021
Copper 0.00010
Fluorine 0.0037
Gold 0.000014
Hydrogen 10
Iodine 0.000016
Iron 0.006
Lead 0.00017
Lithium 0.0000031
Magnesium 0.05
Manganese 0.000017
Mercury 0.000019
Molybdenum 0.000013
Nickel 0.000014
Niobium 0.00016
Nitrogen 3
Oxygen 65
Phosphorus 1.0
Potassium 0.20
Radium 0.0000000000001


Selenium 0.000019
Silicon 0.0020
Silver 0.0000010
Sodium 0.15
Strontium 0.00046
Sulfur 0.25
Tellurium 0.000012
Tin 0.000024
Titanium 0.000013
Uranium 0.00000013
Vanadium 0.000026
Zinc 0.0032
Zirconium 0.0006

Sponsored Links

Related Topics

Related Documents

Sponsored Links

Engineering ToolBox - SketchUp Extension - Online 3D modeling!

3D Engineering ToolBox Extension to SketchUp - add parametric components to your SketchUp model

Add standard and customized parametric components - like flange beams, lumbers, piping, stairs and more - to your Sketchup model with the Engineering ToolBox - SketchUp Extension - enabled for use with the amazing, fun and free SketchUp Make and SketchUp Pro .Add the Engineering ToolBox extension to your SketchUp from the SketchUp Pro Sketchup Extension Warehouse!

About the Engineering ToolBox!


We don't collect information from our users. Only emails and answers are saved in our archive. Cookies are only used in the browser to improve user experience.

Some of our calculators and applications let you save application data to your local computer. These applications will - due to browser restrictions - send data between your browser and our server. We don't save this data.

Google use cookies for serving our ads and handling visitor statistics. Please read Google Privacy & Terms for more information about how you can control adserving and the information collected.

AddThis use cookies for handling links to social media. Please read AddThis Privacy for more information.


This page can be cited as

  • Engineering ToolBox, (2022). Human Body Composition. [online] Available at: [Accessed Day Mo. Year].

Modify access date.

. .


3D Engineering ToolBox - draw and model technical applications! 2D Engineering ToolBox - create and share online diagram drawing templates! Engineering ToolBox Apps - mobile online and offline engineering applications!

Scientific Online Calculator

Scientific Calculator

3 10

Sponsored Links