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Lipid peroxidation marker (measured as malondialdehyde or related reactive aldehyde species) in serum/plasma

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

This test measures levels of oxidized fats in your blood, which can help assess cell damage or oxidative stress.

Quick summary

["This test helps evaluate how your body handles oxidative damage from free radicals."]

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

Key facts at a glance

LOINC
100790-5
Short code
L destructor IgG-mCnc
Synonyms
L destructor IgG-mCnc
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
CPT
82784
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

What Is This Test Measuring?

Lipid peroxidation is a process where oxygen reacts with fats in cells, producing harmful molecules called reactive aldehydes. This test detects these molecules, which can indicate damage to cell membranes or other structures in your body. Elevated levels may suggest conditions like chronic inflammation, certain cancers, or metabolic disorders.

Why Might You Need This Test?

Your healthcare provider may order this test if you have symptoms of oxidative stress (e.g., fatigue, organ dysfunction) or if you’re being evaluated for conditions linked to lipid peroxidation, such as cardiovascular disease, neurodegenerative disorders, or exposure to toxins.

Common Uses and Indications

This test is less commonly used in routine care but may be part of specialized evaluations for research, toxicology, or advanced disease monitoring (e.g., in cancer or autoimmune diseases). It’s not a standard screening test for most health conditions.

What to Expect Before the Test

No special preparation is needed unless instructed by your provider. A blood sample will be drawn from a vein, similar to other blood tests. You may feel slight discomfort, but it’s usually brief.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

Lipid peroxidation marker

Frequently asked questions

What Does a High or Low Result Mean?
High levels of lipid peroxidation markers may signal increased oxidative damage, which can be associated with chronic inflammation, aging, or certain diseases. However, results alone don’t diagnose a condition—they’re often used alongside other tests and clinical findings.
How Often Should This Test Be Done?
This test is rarely performed routinely. It may be ordered periodically if you’re under investigation for a suspected condition linked to oxidative stress or if you’re participating in a research study.
Can Diet or Supplements Affect This Test?
Yes, certain foods (e.g., omega-3 fatty acids, antioxidants) or supplements (e.g., vitamins C/E) may influence oxidative stress levels. Your provider may advise adjustments to avoid interference or to interpret results more accurately.
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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