Last verified: 17 days ago
Cordyceps
Also known as: Cordyceps militaris, Cordyceps sinensis, Ophiocordyceps sinensis, caterpillar fungus, dong chong xia cao, cordycepin mushroom
Evidence under review. — Not yet rated
Medicinal fungus with early evidence for immune support and respiratory health. Most human data is limited.
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What it does
Cordyceps is a parasitic fungus used for centuries in traditional Asian medicine. Early clinical trials suggest it may support immune function by increasing natural killer (NK) cell activity and...
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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 from provided studies
What the Science Says
Cordyceps is a parasitic fungus used for centuries in traditional Asian medicine. Early clinical trials suggest it may support immune function by increasing natural killer (NK) cell activity and reducing inflammatory markers like IL-1β and IL-6. Some evidence also points to potential benefits for people with chronic lung conditions like COPD, where it may reduce the frequency of flare-ups when used alongside standard treatment.
What It Doesn't Do
Not proven to boost athletic performance based on the provided studies. No solid human evidence it fights cancer — animal and lab studies exist, but that's not the same as human proof. Won't replace standard COPD medications. Not proven safe for children, especially those with neurological conditions. Skin-lightening effects are modest and only tested alongside prescription treatments.
Evidence-Based Benefits
Increases natural killer cell activity and reduces inflammatory cytokines in healthy adults.
Weak EvidenceEffective at: Beverage containing 2.85 mg cordycepin daily for 8 weeks
Supporting studies (click to view on PubMed):
Reduces frequency of acute flare-ups in people with mild to severe COPD when added to standard care.
Weak EvidenceEffective at: No established dose from provided studies
Supporting studies (click to view on PubMed):
Topical Cordyceps extract reduces melasma severity with fewer side effects than hydroquinone cream.
Weak EvidenceEffective at: Topical application for 12 weeks (combined with oral tranexamic acid)
Supporting studies (click to view on PubMed):
Absorption & Bioavailability
Unknown — no pharmacokinetic data provided in the available studies. Active compounds like cordycepin and polysaccharides are present in extracts, but absorption rates in humans are not characterized by the provided papers.
Red Flags to Watch For
- A case report documents acute neurotoxicity (seizures, hallucinations) in a child with epilepsy after taking a multi-mushroom supplement including Cordyceps sinensis — avoid in children with neurological conditions
- Most clinical trials are small (n=10–62 per group) and short-term; long-term safety in humans is not well established
- Many products on the market use mycelium grown on grain rather than fruiting bodies, which may have very different active compound profiles
- Cordyceps is often combined with other mushrooms or herbs in supplements, making it hard to attribute effects to Cordyceps alone
- Wild Cordyceps sinensis is extremely expensive; many products use cheaper cultivated substitutes that may not be equivalent
Products Containing Cordyceps
See how Cordyceps is used in these analyzed products:
Host Defense Mushroom Powders
Supplement
Zena Nutrition Organic Super Greens Powder
Supplement
WonderGreens Veggie Gummies
Supplement
310 Chocolate Icing Shake
Supplement
Elm & Rye Vegan Protein Blend
Supplement
Anima Mundi Adaptogenic Powder
Supplement
Country Farms Collagen + Greens Powder
Supplement
OptygenHP Premium Endurance Supplement
Supplement
Host Defense Mushrooms
Supplement
Everyday Dose
Supplement
Frequently Asked Questions
What does Cordyceps do?
Medicinal fungus with early evidence for immune support and respiratory health. Most human data is limited.
What is the effective dose of Cordyceps?
No established dose from provided studies
Is Cordyceps safe?
A case report documents acute neurotoxicity (seizures, hallucinations) in a child with epilepsy after taking a multi-mushroom supplement including Cordyceps sinensis — avoid in children with neurological conditions
What doesn't Cordyceps do?
Not proven to boost athletic performance based on the provided studies.
Research Sources
- PubMed
- NIH DSLD
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