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Herbal Extract

Turkey Tail (Trametes versicolor) Mycelium

Also known as: Trametes versicolor, Coriolus versicolor, Polyporus versicolor, Turkey Tail mushroom

C
Evidence

Turkey Tail is a medicinal fungus containing bioactive polysaccharides (beta-glucans) and other compounds studied for immune support. Evidence for immune function is moderate, primarily from in vitro and animal studies, with limited human clinical data.

Primary uses

  • Immune system support
  • Gut microbiome health
  • Digestive wellness

How it works

  • Beta-glucan activation of immune cells (macrophages, natural killer cells)
  • Prebiotic effects supporting beneficial gut bacteria
  • Polysaccharide-mediated immune modulation

Dosage

Typical range
1,000–2,000 mg daily (standardized extract or mycelium biomass)
Timing
With meals for optimal absorption
With food
Recommended; may enhance bioavailability and reduce gastrointestinal upset
Duration
Typically taken continuously for 4–12 weeks; long-term use is considered safe based on traditional use
Special populations
Pregnant/nursing women should consult a healthcare provider; immunocompromised individuals should discuss with their physician

Forms

  • Capsule (mycelium on brown rice substrate)· 70/100
  • Powder· 70/100
  • Liquid extract· 70/100
  • Fruiting body extract· 70/100

Safety

Common side effects

  • Mild gastrointestinal upset (rare)
  • Allergic reactions (very rare, in susceptible individuals)

Contraindications

  • Known allergy to mushrooms or fungi
  • Concurrent immunosuppressive medication (consult physician—may enhance immune activity)
  • Uncontrolled autoimmune conditions (theoretical concern; medical consultation advised)

Evidence notes

Moderate evidence from in vitro and animal studies; some human studies exist but are limited in sample size and methodological rigor. Well-established traditional use in Asian medicine. Fermented mycelium on brown rice is a common commercial form but bioavailability and active compound content vary by production method.

Grade C: Mostly observational or small trials; mechanism is plausible but unproven at scale.

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Medical disclaimer. This page is educational and does not replace advice from a qualified healthcare provider.