🏆 which
Which element has the highest abundance in the human body?
Quick Answer
Oxygen is the most abundant element in the human body by mass, at about 65%.
The Full Story
Oxygen is the most abundant element in the human body by mass, making up about 65 percent. Most of it is in water and in organic molecules such as proteins, fats, and carbohydrates. Hydrogen and carbon are also major components, but oxygen leads because the body is largely water and oxygen-rich biochemistry. This is a good reminder that the body is mostly made of a small set of common elements.
Key Facts
1.Oxygen is about 65% of human body mass
2.Element symbol: O
3.Atomic number: 8
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"The element that makes up most of you by mass"
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