Last verified: 17 days ago
Snow Fungus
Also known as: Tremella fuciformis, White Wood Ear Mushroom, Silver Ear Fungus, White Jelly Mushroom, Bai Mu Er
Evidence under review. — Not yet rated
Traditional mushroom used in Asian medicine. Very limited clinical evidence for any specific health benefit.
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What it does
Snow fungus is an edible white mushroom (Tremella fuciformis) used for centuries in traditional Chinese medicine. It contains polysaccharides that may support immune function and skin hydration...
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Evidence quality
Evidence base hasn't been formally rated yet. See research below.
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Clinical dose
No established dose
What the Science Says
Snow fungus is an edible white mushroom (Tremella fuciformis) used for centuries in traditional Chinese medicine. It contains polysaccharides that may support immune function and skin hydration based on lab and animal studies. One clinical trial tested it as part of a multi-ingredient formula alongside fish roe and yeast for cognitive function, but results cannot be attributed to snow fungus alone.
What It Doesn't Do
Not proven to boost memory or cognition on its own — the only clinical trial tested it in a blend. No solid evidence it reverses aging or acts as a 'natural hyaluronic acid.' Anti-cancer claims are based on lab studies, not human trials. Don't expect dramatic results from the research available.
Evidence-Based Benefits
May support cognitive function when combined with fish roe and yeast in a formula beverage.
Weak EvidenceEffective at: No established dose
Supporting studies (click to view on PubMed):
Absorption & Bioavailability
Unknown — no human pharmacokinetic data available from provided studies. Polysaccharides from mushrooms are generally poorly absorbed intact but may exert effects in the gut.
Red Flags to Watch For
- Pesticide contamination is a real concern — a 2020 study found pesticide residues (including carbofuran, a restricted pesticide) in 65.9% of snow fungus samples tested in China
- Most health claims are based on traditional use or animal/lab studies, not human clinical trials
- The only clinical trial tested snow fungus in a multi-ingredient blend, making it impossible to know what snow fungus alone actually does
- Over 1,000 supplement products contain it despite minimal clinical evidence — widespread use does not equal proven effectiveness
Products Containing Snow Fungus
See how Snow Fungus is used in these analyzed products:
Frequently Asked Questions
What does Snow Fungus do?
Traditional mushroom used in Asian medicine. Very limited clinical evidence for any specific health benefit.
What is the effective dose of Snow Fungus?
No established dose
Is Snow Fungus safe?
Pesticide contamination is a real concern — a 2020 study found pesticide residues (including carbofuran, a restricted pesticide) in 65.9% of snow fungus samples tested in China
What doesn't Snow Fungus do?
Not proven to boost memory or cognition on its own — the only clinical trial tested it in a blend.
Research Sources
- General knowledge
- PMID: 37836504
- PMID: 32429748
This information is for educational purposes only and is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Last updated: 2026-05-25