Herb and Health - Reishi mushroom (Ganoderma lucidum), also known as "the mushroom of immortality," has been used in Asian countries for over 2,000 years to promote health and longevity and enhance immune system function. Reishi mushroom demonstrates a wide array of pharmacological effects, including analgesic (pain-relieving), antibacterial, anti-cancer, anti-inflammatory, antioxidant, antiviral, hepatoprotective, and immunomodulatory activities. Reishi mushroom contains numerous vitamins, minerals and amino acids, and its active constituents have demonstrated remarkable health benefits for treating a variety of conditions, including arthritis, heart disease, respiratory problems, liver and kidney diseases, cancer and diabetes.