Reishi mushrooms are reported to possess a plethora of significant medicinal values. They are widely believed to possess anti-cancer or anti-tumor properties as well as anti-angiogenic properties, which are responsible for lowering cholesterol. In the Japanese and Chinese systems of medicines, reishi mushrooms are considered as a panacea for treating diabetes, heart diseases, tumors, etc. Reishi mushrooms are not used as food as they have an unpleasant bitter taste and are hard. They are, however, used in the food and beverage industry to manufacture nutraceuticals.