Plant original: ganoderma lucidum (leyss.Ex fr.) karst. Part used: fruit body Specification:10%, 15%, 20% reishi polysaccharides uv Cas no.: Molecular formula: c6h12o6íñ[c6h10o5]n-1 Molecular weight: 300+(300-18)*(n-1)/2 Indications: The primary function of reishi mushrooms is to increase disease resistance and normalize bodily functions. Reishi contains polysaccharides and triterpenoids that are known to enhance immune system function.