Human Body Ingredients T-Shirt
Catalogue > Human Body Ingredients T-Shirt
A list of the most commonly found elements and their percentages (by weight) in the human body. Taking it from the top:
Oxygen 65.0%
Carbon 18.5%
Hydrogen 9.5%
Nitrogen 3.3%
Calcium 1.5%
Phosphorus 1.0%
Potassium 0.4%
Sulphur 0.3%
Sodium 0.2%
Chlorine 0.2%
Magnesium 0.1%
(source: Frieden, Earl. "The Chemical Elements of Life." Scientific American, Jul 1972, pp. 52-60.)
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