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Wheatgrass Extract Concentration (Mass Concentration)

Published: August 9, 2026Updated: August 17, 2026

This test measures the amount of wheatgrass extract present in your blood or plasma. Wheatgrass is a type of grass often consumed for its potential health benefits, but its levels in the body can vary depending on diet, supplements, or other factors.

Quick summary

["Understanding your wheatgrass extract levels may help assess how your body processes supplements or natural sources of this plant material."]

Medically reviewed by WellAlly Editorial TeamLast reviewed August 17, 2026Editorial policy

Key facts at a glance

LOINC
102656-6
Short code
Wheat IgE RAST
Synonyms
Wheat IgE RAST
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Ref low
10
Ref high
40
Critical range
— – 500 N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
rast
CPT
84484
SNOMED
302774002
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?

Wheatgrass extract is derived from young wheatgrass plants and is sometimes taken as a dietary supplement. This test quantifies the concentration of wheatgrass-derived compounds in your blood or plasma. The method used may involve specialized biochemical techniques to detect these substances, though exact details can vary by lab.

Why Might You Need This Test?

Your healthcare provider may order this test if you’re taking wheatgrass supplements, experiencing symptoms possibly linked to its use (such as digestive issues or unusual fatigue), or if monitoring for interactions with other medications. It can also be part of broader evaluations for nutritional deficiencies or metabolic conditions.

How Is the Sample Collected?

A blood sample is typically drawn from a vein in your arm. The sample is then processed to separate plasma (the liquid part of blood) for analysis. If testing urine, a midstream clean-catch urine sample is collected in a sterile container. The lab will follow strict protocols to ensure accuracy.

What Does the Test Result Mean?

Results are presented as a concentration value (e.g., micrograms per milliliter or milligrams per liter), but exact reference ranges aren’t standardized for wheatgrass extract. High levels may indicate recent supplementation or unusual absorption, while very low levels could suggest poor intake or metabolism. Always discuss results with your doctor.

Reference range

Adult: 10-40 U/LN/A

Specimen: serum

No special preparation required. Avoid fatty meals before the test if possible.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

Elevated levels may suggest recent supplementation or potential interactions with medications metabolized by the liver. Very low levels could indicate insufficient intake or absorption. While wheatgrass is generally considered safe, extreme or prolonged high levels aren’t well-studied and may warrant monitoring for side effects like nausea or allergic reactions. Always consult your healthcare provider for interpretation.

Short name

Wheatgrass Extract Level

Frequently asked questions

Could this test detect side effects from wheatgrass supplements?
This test specifically measures the concentration of wheatgrass extract in your blood or urine, not direct side effects. If you’re concerned about side effects (like stomach upset or allergic reactions), discuss them with your doctor instead. They may recommend monitoring symptoms or other tests if needed.
Why would my doctor order this test if wheatgrass isn’t a common medical treatment?
Doctors may order this test for patients taking wheatgrass supplements for specific health goals (e.g., detoxification, energy support) or if they suspect interactions with other medications. It’s also used in research or specialized clinical settings where precise monitoring of plant-based compounds is important.
Is this test covered by insurance?
Coverage depends on your insurance plan, the reason for the test, and whether it’s deemed medically necessary. Check with your insurance provider or healthcare provider to confirm. Some labs may require prior authorization for non-standard tests like this one.
  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 17, 2026. · Read our editorial policy