AHCC and Cancer: Can This Mushroom Extract Improve Cancer Outcomes? Can AHCC help cancer patients? Learn what the research says about Active Hexose Correlated Compound (AHCC), immune function, chemotherapy side effects, and cancer outcomes. I first came across AHCC as a complementary therapy when I read a study about the potential of AHCC for clearing the HPV virus. HPV increases the risk of my cancer, multiple myeloma, and I thought that I should try to get rid of the virus that causes warts.