Tremella can improve liver’s ability to detoxify, thus protecting it. Tremella also has certain effect on chronic bronchitis of the old and cor pulmonale. It is rich in Vitamin D which prevents calcium from loss, thus doing good to body growth and development. And abundant sugar contained in tremella has good anti-tumor effects. In addition, the dietary fibers in tremella can promote gastric peristalsis and reduce the absorption of fats, thus helping people to lose weight. Tremella was regarded by generations of royal nobles as “Perfect Food for Longer Life” and “Elixir of Immortality”.