Copper: biological information

Copper is essential for all life, but only in small quantities. It is the key component of redox enzymes and of haemocyanin.

Levels in humans

Table: the abundances of the elements in humans.
Human abundance by weight1000 ppb by weight
Human abundance by atoms99 atoms relative to C = 1000000

How much copper is in your body? Find out here.

You can use this form to calculate how much copper your body contains. Enter your weight in either kilograms or pounds and click the "Calculate" button. You must enter a number, not text! Elements for which there are no data will always give a value of zero for the weight, no matter what you put in the weight box.

Calculate how much copper is in your body
Enter your weight here: You contain about : grams of copper

Hazards and Risks

Hazards and risks associated with copper: copper metal powder is a fire hazard. Unless known otherwise, all copper compounds should be regarded as toxic. Pollution from industrial smoke is a problem. As little as 30 g of copper sulphate (CuSO4) has proved fatal when eaten.

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