Polyporus is a relatively unknown edible mushroom, but it has long been highly valued in Asia because it contains very effective medicinal substances. Analyses have shown that polyporus owes its beneficial effects mainly to polyporusterones A and B. It also contains a significant amount of calcium, potassium, iron, but very little sodium. Trace elements such as manganese, zinc and copper have also been detected. Package content: 100g organic powder from the fruiting body of Polyporus umbellatus (biomass/powder) Excipients: free of excipients, additives and preservativesAbout Polypor Polyporus ( Grifola umbellata, Polyporus umbellatus) is a relatively rare fungus belonging to the family Grifolaceae, in the Czech Republic it is considered a vulnerable fungus (IUCN Red List of threats). Polyporus can be found at the roots of trees and stumps, from which it takes nutrients. The fruiting bodies of Polyporus are up to 40 cm wide, consisting of multi-branching scaly caps.  In addition to being a tasty edible mushroom suitable for pickling, Polyporus has also been a part of traditional Chinese medicine for thousands of years. In "Western countries", Polyporus was first described in 1801 by Christian H. Persoon. Polyporus contains many very effective ingredients, such as vitamins and minerals, polysaccharides – beta glucans, ergosterols – polyporusterones A−E, ergostenones, steroids, anthraquinones, nucleosides, D-mannitol.