Dramatic prostate-specific antigen response with activated hemicellulose compound in metastatic castration-resistant prostate cancer

Castration-resistant prostate cancer (CRPC) is an incurable disease with limited treatment options. Herbal supplements are unconventional treatments for a variety diseases. Active hemicellulose compound (AHCC) is a Japanese supplement discovered by hybridizing several mushrooms used in traditional healing for the purpose of maintaining 'super immunity'. We report on a 66-year-old gentleman with CRPC with an excellent serologic to AHCC. This case hypothesizes that AHCC may have potential activity against CRPC. Anti-Cancer Drugs 20:215-216 (C) 2009 Wolters Kluwer Health vertical bar Lippincott Williams & Wilkins.