Adaptogen

Poria

Also known as: Poria cocos, fu ling, tuckahoe, Indian bread

Evidence

Poria is a medicinal fungus used in Traditional Chinese Medicine primarily as a digestive and immune-supporting agent. It contains polysaccharides and triterpenes with immunomodulatory and mild sedative properties.

Last reviewed June 2026 · Evidence graded from peer-reviewed research, not editorial opinion. Educational only — not medical advice.

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Primary uses

Digestive support
Immune function
Stress resilience
Sleep quality

How it works

Polysaccharide-mediated immune modulation
Triterpene anti-inflammatory activity
Anxiolytic effects (mild)
Digestive enzyme modulation

Dosage

Typical range: 1500-3000 mg daily (powdered sclerotium or extract)
Timing: Typically with meals or as directed in traditional formulas
With food: Often combined with other herbs in decoctions; take with food if GI sensitive
Duration: Traditional use spans weeks to months; safe for long-term use based on history
Special populations: Minimal data in pregnancy/nursing; generally considered safe in traditional medicine

Forms

dried powder· 70/100
decoction· 70/100
extract· 70/100
capsule· 70/100

Safety

Common side effects

Mild diuretic effect
Diarrhea or constipation (rare)
Allergic reactions (uncommon)

Contraindications

Kidney qi deficiency (TCM contraindication — excessive diuretic effect)
Mushroom allergies
Severe dehydration

Evidence notes

Limited human RCT evidence; traditional use is extensive in TCM; most evidence is from in vitro studies or small observational reports; quality studies are lacking.

Grade D: Primarily pre-clinical or anecdotal; human efficacy not established.

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Medical disclaimer. This page is educational and does not replace advice from a qualified healthcare provider. Individual needs and risks vary — consult a professional before starting, stopping, or combining supplements, especially if you are pregnant or nursing, taking medication, or managing a health condition.