This bioactive ultrafiltrate contains active substances from the fruiting bodies of four mushrooms.Reishi mushrooms have one of the longest histories of use in traditional Chinese medicine; in Japan and China they are considered to be “miracle” plants offering immortality and everlasting youth. Reishi mushrooms significantly support the immune system in critical situations and increase the body’s performance. Cordyceps mushrooms grow in China and Tibet at high altitudes and are considered to have a positive effect on all systems in the human body. It is also used as an auxiliary substance in cases of cancer. The shiitake mushroom is also recognised in the same way. The oyster mushroom, which grows in temperate regions, also has many recognised positive properties. This bioactive ultrafiltrate assists in immunological regulation, which involves awakening the immune system and achieving a suitable balance of immunity.