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Effects · health adverse

Copper Deficiency

Reduction of copper levels in the body below normal, caused by prolonged intake of high doses of zinc, which competes for absorption. Copper deficiency can lead to anemia (resistant to iron treatment), neutropenia, osteoporosis, and neurological problems.

Supplements
3
How we rate evidence

Probability — how likely the effect is to show up

  • Very high
  • High
  • Medium
  • Low

Evidence — where the data comes from

  • Scientific Meta-analyses and randomized trials
  • Clinical Clinical trials and practice
  • Animal research Animal studies
  • People reports User reports and anecdotes
  • Theoretical Mechanistic reasoning, not yet tested

Reported as a side effect of (3)

Probability Medium 1 Low 2
Evidence Clinical 1 Theoretical 2

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