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Serum Copper Concentration (Mass Concentration)

Published: August 9, 2026Updated: August 16, 2026

This test measures the amount of copper present in your blood serum. Copper is an essential mineral that plays a role in various bodily functions, including iron metabolism and antioxidant protection.

Quick summary

["Your copper levels help assess potential deficiencies or excesses that may affect your health."]

Medically reviewed by WellAlly Editorial TeamLast reviewed August 16, 2026Editorial policy

Key facts at a glance

LOINC
111230-9
Short code
Copper Msmt Ur
Synonyms
Copper Msmt Ur
Category
chemistry
Sample
urine
Container
Sterile urine container
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Specimen volume
10 mL
Stability
Room temperature: 2h, Refrigerated: 24h, Frozen: 7d
Hemolysis max
0
Lipemia max
0
Icterus max
0
TAT
4–24 hours
Order
routine

Why This Test Might Be Ordered

Your healthcare provider may recommend this test if you have symptoms like fatigue, weakness, or hair loss, which could indicate copper deficiency. It may also be used to monitor conditions such as Wilson’s disease (a genetic disorder affecting copper metabolism) or to check for copper toxicity.

What to Expect Before the Test

No special preparation is usually needed for this blood test. You may be asked to fast for 8–12 hours before the draw if your test is part of a larger metabolic panel. Bring any medications you’re currently taking to your appointment.

What Happens During the Test

A healthcare professional will draw blood from a vein in your arm using a small needle. You may feel a slight pinch, but the process is quick and typically painless. The blood sample is then sent to a lab for analysis.

What the Results Mean

Results are compared to standard reference ranges for copper concentration in serum. Abnormally low levels may suggest dietary deficiencies, malabsorption issues, or certain medical conditions. Abnormally high levels could indicate liver disease, Wilson’s disease, or other metabolic disorders.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

Clinical Significance

Short name

Serum Copper

Frequently asked questions

What are common symptoms of copper deficiency or excess?
Symptoms of copper deficiency may include fatigue, anemia, hair loss, or weakened immune function. Symptoms of copper excess, while less common, can include nausea, liver problems, or neurological issues. Always discuss symptoms with your provider to determine if testing is needed.
How often should I get this test?
The frequency of testing depends on your health status, medical history, and symptoms. Your healthcare provider will determine the best schedule based on your individual needs, such as monitoring chronic conditions or evaluating lab panels.
Can diet affect copper levels?
Yes, diet plays a role. Foods rich in copper include organ meats, shellfish, nuts, seeds, and whole grains. Certain medications or medical conditions (like celiac disease or liver disease) may also impact copper absorption or metabolism. Discuss dietary habits with your provider if you have concerns.
  1. 1
    MedlinePlus — Laboratory TestsSource
  2. 2
    Lab Tests OnlineSource
  3. 3
    Mayo Clinic — Tests & ProceduresSource

Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 16, 2026. · Read our editorial policy