Yes, reishi mushrooms do appear to help fight cancer. In particular, they show great potential when it comes to ovarian cancer. Can reishi help with cancer? To fight cancer, it's best to include reishi in your diet in addition with other adaptogenic mushrooms and traditional cancer treatment. Tags: Reishi benefits,Reishi sinensis,Reishi benefits for male,Reishi price,Reishi benefits,Reishi and cancer,REISHI MUSHROOM, Reishi dangers,Reishi mushroom,