Tinder Polypore.
Fomes fomentarius
Medically reviewed by Dr. Irvine Russell, M.D.
Fomes fomentarius is a perennial polypore fungus of the family Polyporaceae, forming large, hoof-shaped (ungulate) basidiocarps on the trunks of birch, beech, and other hardwood trees across the Northern Hemisphere. The fruiting body is characterized by a hard, woody structure with concentric grey-brown growth zones, a smooth to slightly velvety surface, and a pale brown to cinnamon pore layer. F. fomentarius holds extraordinary historical significance: specimens were found among the possessions of Ötzi the Iceman (circa 3300 BCE), indicating human use spanning at least 5,300 years. Traditionally used as tinder (amadou) for fire-starting and as a styptic for wound care, modern pharmacological research has identified immunomodulatory polysaccharides, anti-inflammatory fomentariol, antioxidant ergosterol peroxide, and antibacterial compounds, validating aspects of its ancient medicinal applications.
#29
Popularity Rank
Limited
Research Level
3
References
5
Key Compounds
Polysaccharides
Board-Certified Physician · Medical Reviewer · Last Reviewed February 25, 2026
Key Takeaway
Tinder Polypore (Fomes fomentarius) is a functional mushroom with a limited level of scientific research supporting its use. Its primary bioactive compounds — Polysaccharides, Beta-Glucans, Fomentariol, and 2 others — have been studied for benefits including immune support, anti-inflammatory, wound healing, antioxidant protection. Current evidence is primarily based on preclinical research and traditional use, with human clinical trials still emerging. Tinder Polypore is ranked #29 in popularity among functional mushroom species, with 3 cited research references in our database. The most commonly recommended form is topical prep or traditional tea. Typical supplemental dosages range from 500 mg to 3,000 mg per day depending on extract concentration and intended use.
SCIENCE OVERVIEW.
Evidence Grade: C
Tinder Polypore has limited scientific research. Most evidence comes from traditional use and preliminary studies.
Key Insight
The Tinder Polypore holds a unique distinction in the mushroom world: it is the oldest documented medicinal mushroom in human history. When the 5,300-year-old mummified body of Ötzi the Iceman was...
Traditional Use
Tinder Polypore has been used in traditional medicine systems for centuries, particularly in Traditional Chinese Medicine (TCM) and other Asian healing practices.
Historical Context: Traditional use does not guarantee efficacy or safety. Modern research is ongoing to validate traditional claims.
The Tinder Polypore holds a unique distinction in the mushroom world: it is the oldest documented medicinal mushroom in human history. When the 5,300-year-old mummified body of Ötzi the Iceman was discovered in the Alps in 1991, he was carrying two species of polypore fungi — one of which was Fomes fomentarius. This hoof-shaped bracket fungus, which grows on birch and beech trees across the Northern Hemisphere, has been a companion to human civilization for millennia, used for fire-starting, wound care, and traditional medicine long before recorded history.
The name "Tinder Polypore" comes from its most famous traditional use: when the inner flesh (called amadou) is processed by soaking and beating, it becomes a soft, felt-like material that catches sparks easily, making it invaluable for fire-starting before the invention of matches. This same amadou material was also used as a wound dressing — its absorbent, slightly antiseptic properties made it an effective field bandage, and it was used by surgeons and barbers well into the 19th century.
Modern research has begun to validate the traditional medicinal applications of Tinder Polypore. Studies have identified immunomodulatory polysaccharides, anti-inflammatory compounds including fomentariol, and antioxidant ergosterol peroxide in the fungus. While the research base is smaller than for mainstream medicinal mushrooms like reishi or turkey tail, the existing evidence suggests genuine bioactive potential that aligns with centuries of traditional use.
Tinder Polypore supplements are available from specialty mushroom and ancestral health retailers, typically in powder, tincture, or capsule form. The mushroom is also popular among bushcraft and survival enthusiasts who process it traditionally for fire-starting and wound care. Wild-harvested specimens are the primary source, as commercial cultivation is limited. Typical supplement dosages range from 500 mg to 1,500 mg per day.
When sourcing Tinder Polypore, wild-harvested products from clean forest environments are preferred. The mushroom is common and widespread in northern temperate forests, so sustainability is generally not a concern. For supplement use, look for products that specify the extraction method and provide third-party testing results. Dual extraction (water and alcohol) captures the broadest spectrum of bioactive compounds.
Tinder Polypore appeals particularly to the ancestral health and traditional herbalism communities, who value its extraordinary historical pedigree. It combines well with other traditional European medicinal mushrooms like birch polypore (Piptoporus betulinus — the other fungus Ötzi carried) and chaga, which also grows on birch trees. For those interested in reconnecting with humanity's oldest relationship with medicinal fungi, Tinder Polypore offers a direct link to practices that predate civilization itself.
Find Your Ideal Tinder Polypore Dose
Personalized dosage recommendations based on your experience level, body weight, and goals.
SIMILAR SPECIES.
Medical Reviewer
Board-Certified Physician · Medical Reviewer
Board-certified physician affiliated with UC Irvine, the Gavin Herbert Eye Institute, and the UCI School of Medicine. Dr. Russell reviews all mushroom encyclopedia entries for scientific accuracy, ensuring claims are supported by peer-reviewed research.
Last reviewed: February 25, 2026
Click anywhere or press Escape to close