@katehanni has taken this, I believe she would be best able to answer more specifically. I understand that it is a mushroom that is used as a complimentary or alternative therapy.

It's a "mycomedicinal" mushroom. (no psychoactive effects) just immune boosting and neural repair. Turkey Tail is also an immune booster and prescribed in Asia to every cancer patient (in addition to radiation, chemo, adjunctive therapy.