About Copper

Copper is an essential trace mineral that plays a critical role in various physiological processes, including iron metabolism and the functioning of antioxidant enzymes. It is vital for the formation of red blood cells, the maintenance of nerve cells, and the immune system.

Official resources

Fact sheets from the NIH Office of Dietary Supplements related to this ingredient group.

Dietary Supplement Label Database

Ingredient group data in NutriNav is aligned with the NIH Dietary Supplement Label Database (DSLD).

DSLD group id
7130

At a glance

Approval status

supplement

Compare All Forms

7 forms

Compare supplement forms of Copper by absorption quality and what your body actually gets from each:

High Moderate Low
Form Absorption Steps to absorb Notes Action
Copper
  • CAS: 7440-50-8
  • Label category: Synthetic (Chelated)
— — — View →
Copper Alpha-Ketoglutarate — — — View →
Copper ascorbate — — — View →
Copper Fructo-Oligosaccharides — — — View →
Copper oxide — — — View →
Copper picolinate — — — View →
Copper Yeast — — — View →

Type: Minerals

Inorganic elements essential for various physiological functions including bone formation, nerve function, and enzyme activity.

Absorption: Minerals often compete for absorption. Chelated forms generally have better bioavailability.

Interactions: High doses of some minerals can interfere with absorption of others. Some minerals can interact with medications.

Watch out for

Possible interactions or cautions — talk to a healthcare provider if unsure.

  • May interact with zinc and iron absorption.

Potential Benefits

Benefits associated with Copper forms:

Potential Side Effects

Side effects associated with Copper forms:

What does the research say?

Copper is essential for collagen synthesis and iron metabolism, as supported by various studies highlighting its role in enzymatic functions and overall health.