Ganoderma lucidum is a natural medicine that is widely used and recommended by Asian physicians and naturopaths for its supporting effects on immune system
Laboratory research and a handful of preclinical trials have suggested that G. lucidum carries promising anticancer and immunomodulatory properties
Xingzhong Jin et al. Cochrane Database Syst Rev. 2016 Apr; 2016(4): CD007731. Ganoderma lucidum (Reishi mushroom) for cancer treatment (PMID: 27045603)
The meta‐analysis results showed that patients who had been given G. lucidum alongside with chemo/radiotherapy were more likely to respond positively compared to chemo/radiotherapy alone (RR 1.50; 95% CI 0.90 to 2.51, P = 0.02)