Next project of mine is to gather some Chaga up north. Made a tea of it last night, it may be used as a subsitute for coffee. It has some germanium as well as other beneficial substances.
http://chagaking.co.uk/about-chaga.html
http://www.cancertruth.net/chaga-king-of-fungi/
"Recent studies have shown the betulin has valuable pharmacological properties: antioxidant, antitumorigenic, antigipoksantnym, gepatoprotektornym, antiviral, immunomodulator, antibacterial, that regenerate, antipyretic, bile-expelling. Betulinic acid has been explored as a potential treatment for skin cancer for more than a decade.
Chaga is the only mushroom to contain low ph betulinic acid which directly targets cancer cells, which are primarily low ph in structure.
Other Nutrients:
Protein-bound xylogalactoglucans.
Polyphenols, sterols, lanosterols/ergosterols, inotodiols, triterpenoidal saonins,
melanin, betulin/betulinic acid, lupeol, , copper, germanium.
Chaga contains 215 phytonutrients including 29 polysaccharide or beta glucan derivatives.
Trace minerals:
Barium, bismuth, boron, chromium, copper, germanium, manganese, selenium, zinc.
Major minerals:
Calcium, cesium, iron, magnesium, phosphorus, potassium, rubidium, silicon, sulphur, vitamins B2, D2,
dietary fiber and amino acids complexes."