Lab test

Mushroom Drug Test (Psilocybin Shroom Test)

This urine test screens for psilocybin and psilocin, the psychoactive compounds found in certain mushrooms, often called shrooms.

Typical price

From $189

Results

1-3 business days

Preparation

See preparation notes below

Sample

Blood draw or sample collection at a local center

This urine test screens for psilocybin and psilocin, the psychoactive compounds found in certain mushrooms, often called shrooms. Testing for these substances is technically demanding because they are typically present only briefly and at low concentrations. The test is used to assess possible recent exposure and results may be confirmed with a more specific method when needed. Because the compounds are detectable only briefly, the timing of the urine collection strongly affects whether use is identified.

• Psilocybin The psychoactive compound found in psilocybin mushrooms, detected in urine after use.
• Psilocin The active metabolite of psilocybin and the form measured in many urine assays.

• A clinician wants to evaluate possible psilocybin mushroom exposure.
• You are in a setting that screens for psychedelic substances.
• A presumptive result needs confirmation for psilocybin or psilocin.
• A substance-use assessment includes mushroom drug testing.

• No fasting is required for this urine test.
• Provide a fresh sample at the collection site.
• Report all medications and any other substances you may have used.
• Avoid excessive fluid intake before collection to prevent a dilute specimen.

A negative result suggests psilocybin or psilocin were not detected above the cutoff. Because these compounds clear quickly, a negative result does not necessarily exclude earlier use. A positive screen is presumptive and can be confirmed by a specific method. Detection windows are short, so timing of collection matters. Discuss any result with a healthcare provider rather than interpreting it alone.

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