Ganoderma benefits human health from various aspects. It is said that ganoderma has anticancer effects, antifungal effects, liver protective effects and antibacterial effects etc., for some species of ganoderma contain bioactive compounds like polysaccharides and triterpenoids. Ganoderma lucidum is the most used ganoderma species for medical purpose. Ganoderma lucidum gives out a cluster of triterpenes which is also called ganoderic acids. The ganoderic acids are similar to steroid hormones because of its molecular structure. Besides, it is the rich source of various kinds of lignin, cellulose, enzymes which are xylan-digesting. Since all the organs in the human bodies are interrelated, your eyes will become healthy if the condition of the other parts of your body is improved due to ganoderma. However, you should consult your doctor on whether you should take ganoderma lucidum, for ganoderma lucidum will bring side effects to you if used improperly.