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Serum or Plasma Ginkgo Biloba Extract Concentration (Qualitative)

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

This test checks whether your blood contains ginkgo biloba extract, a natural supplement often used for memory, circulation, or other health benefits. It helps determine if the supplement is present in your system.

Quick summary

["This test helps assess exposure to ginkgo biloba supplement in your blood."]

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

Key facts at a glance

LOINC
98202-5
Short code
Ginkgo IgE Qn
Synonyms
Ginkgo IgE Qn
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 Might This Test Be Done?

Your healthcare provider may order this test if you’ve taken ginkgo biloba supplements and want to check for their presence in your blood. It could also be part of a broader evaluation for potential interactions with medications or side effects.

What Does a Positive Result Mean?

A positive result means ginkgo biloba extract is detected in your blood, confirming recent or ongoing use of the supplement. This doesn’t measure the exact amount but confirms exposure.

Sample Collection and Preparation

A blood sample is taken from a vein, usually in your arm. The blood is then processed to separate serum or plasma for testing. This test is qualitative, meaning it only identifies presence or absence, not concentration levels.

What to Expect Before the Test

No special preparation is needed, but inform your provider about all supplements or medications you’re taking, including ginkgo biloba, to avoid unexpected results or interactions.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

While this test confirms ginkgo biloba presence, it doesn’t measure its effects or safety. Ginkgo biloba is generally considered safe but can interact with blood thinners, blood pressure medications, or other supplements. A positive result prompts further discussion about use and potential risks with your provider.

Short name

Ginkgo Qualitative

Frequently asked questions

Will this test show how much ginkgo biloba I took?
No, this test only confirms whether ginkgo biloba extract is present in your blood. It doesn’t measure the exact amount or concentration.
Can I still take ginkgo biloba if this test is positive?
Yes, but discuss it with your healthcare provider. A positive result means you’ve used it, but it doesn’t automatically mean you should stop. They can help weigh risks and benefits based on your health needs.
Does this test affect my other medications?
Not directly, but a positive result may prompt your provider to check for interactions with other medications you’re taking, especially blood thinners or those affecting blood pressure.
  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