Iron metabolism
Copper-containing enzymes help mobilize and use iron.
Copper
MineralCopper helps your body use iron and supports energy production, connective tissue, and normal antioxidant enzyme systems.
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What it is
What Is Copper?
Copper helps your body use iron and supports energy production, connective tissue, and normal antioxidant enzyme systems.
You do not need to memorize a nutrient chart. The useful part is knowing where it shows up in food, roughly how much you need, and what that can look like on an actual plate.
What the body uses it for
What Copper Actually Does
Connective tissue
Copper-dependent enzymes contribute to collagen and elastin cross-linking.
Energy production
Copper is part of enzymes involved in cellular energy production.
Antioxidant enzymes
Copper is a component of copper-zinc superoxide dismutase.
How much you need
How Much Do You Need?
Recommended amounts depend on the nutrient, age, sex, and life stage. Some compounds do not have an established Dietary Reference Intake.
Use the authoritative source below for the current RDA, AI, upper limit, or other guidance that applies to Copper.
See current intake guidance →Food sources
Where Copper Shows Up in Food
You do not need to memorize this list. These are everyday examples of foods that can contribute Copper. Amounts can change with serving size, variety, preparation, and fortification.
Shellfish
Nuts and seeds
Organ meats
Whole grains
Beans
Food composition reference: USDA FoodData Central.
Make it useful
What Does That Look Like on a Plate?
Knowing what is in your food is useful. Knowing what to do with it is better. Pick a food. Find a recipe. See what you already have. Plan the meal. Buy what is missing. Then go eat food.
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A little context matters
When More Isn't Better
Copper supplements are not appropriate for everyone. Conditions that affect copper metabolism, including Wilson disease, require individualized medical management.
Food and supplements are not the same thing. Supplements can deliver much larger doses. Medications, pregnancy, kidney or liver function, allergies, and other health circumstances can change what is appropriate.
Evidence & trusted sources
Where This Information Comes From
NIH Office of Dietary Supplements – CopperPrimary nutrient reference
USDA FoodData CentralFood composition and nutrient data
Evidence last reviewed: October 2026
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