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Manganese in Serum or Plasma (Mass Concentration)

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

This test measures the amount of manganese, a trace mineral, present in your blood. Manganese plays a role in metabolism and bone formation, but high levels can indicate potential health concerns.

Quick summary

["Understanding your manganese levels helps doctors assess possible exposure risks or metabolic imbalances."]

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

Key facts at a glance

LOINC
51198-0
Short code
Manganese Fld-mCnc
Synonyms
Manganese Fld-mCnc
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Specimen volume
5 mL
Stability
Room temperature: 4h, Refrigerated: 24h, Frozen: 7d
Hemolysis max
500
Lipemia max
1000
Icterus max
500
TAT
4–24 hours
Order
routine

Why This Test Might Be Ordered

Your healthcare provider may recommend this test if you have symptoms like joint pain, nerve damage, or liver issues, or if you’ve been exposed to high levels of manganese (e.g., from occupational hazards or certain medications). It may also be part of routine monitoring for conditions affecting metabolism or mineral balance.

What to Expect Before the Test

No special preparation is usually needed. You may have a simple blood draw from a vein in your arm. If you’re taking manganese supplements or have recent dietary changes, let your doctor know.

What the Results Mean

Results are typically reported as a concentration in micrograms per deciliter (µg/dL). While reference ranges vary by lab, very high levels may suggest exposure to manganese (e.g., from industrial settings) or certain metabolic disorders.

Common Causes of Abnormal Results

High manganese levels can result from occupational exposure, certain medications, or genetic conditions affecting metabolism. Low levels are less common but may occur with malabsorption or certain liver disorders.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

Manganese Level

Frequently asked questions

What triggers this test?
Symptoms like muscle weakness, numbness, or unexplained fatigue, or if you work in industries where manganese is present (e.g., mining, welding). Your doctor may also order it if you have a history of liver or kidney issues.
How long does it take to get results?
Results are usually available within 1–3 business days, depending on your lab. Your doctor will discuss them with you during your follow-up visit.
Can diet affect manganese levels?
Yes, manganese is found in foods like nuts, tea, and whole grains. However, dietary changes alone won’t significantly alter test results unless you’re consuming extremely high amounts.
  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