Phenolic Zinc Concentration (Serum or Plasma)
This test measures the amount of zinc bound to phenolic compounds in your blood, often used to assess zinc metabolism or potential zinc deficiency in certain conditions.
["Helps evaluate zinc status in specialized clinical scenarios."]
Key facts at a glance
- LOINC
- 61505-4
- Short code
- Years zinc PhenX
- Synonyms
- Years zinc PhenX
- Category
- chemistry
- Sample
- serum
- Container
- Red-top tube (SST)
- Units
- N/A
- Fasting
- false
- Population
- adult
- Sex
- all
- Age range
- 18–65 years
- Method
- phenx
- 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 or conditions linked to zinc metabolism, such as chronic kidney disease, malabsorption disorders, or unexplained zinc deficiency. It may also be used in research or specialized diagnostic protocols.
What to Expect Before the Test
No special preparation is typically required, but you may need to fast for 8–12 hours before the draw if instructed. Bring your lab results and any medications to your appointment.
How the Test Is Performed
A blood sample is drawn from a vein, usually in your arm, using a small needle. The blood is then processed to measure phenolic zinc concentration via a specialized laboratory method.
What the Results Mean
Results are reported as a concentration value (e.g., micrograms per deciliter). Interpretation depends on clinical context, such as your symptoms, medical history, and other test results.
Clinical interpretation
How abnormal results are interpreted and what conditions they suggest.
Elevated or low phenolic zinc levels may indicate underlying metabolic disorders, zinc toxicity, or conditions affecting zinc absorption. This test is less commonly used than standard zinc assays but may be critical in niche cases, such as evaluating zinc’s role in oxidative stress or specific genetic disorders.
Short name
Phenolic Zinc Level
Frequently asked questions
What causes phenolic zinc levels to be tested?
How long does it take to get results?
Can I eat or drink before this test?
Sources
- 1
- 2Lab Tests OnlineSource
- 3
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.
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