Tremetes versicolor is used for cancer among others. Very common and dead wood https://mushroomreferences.com/2025/01/16/phase-1-clinical-trial-of-trametes-versicolor-tv-in-women-with-breast-cancer/

Immune boosting, illegal to sell here now cos the government are cretins and classed it as a novel food despite it growing here for 12 thousand years