Reishi, known as Ganoderma lucidum, is a type of medicinal mushroom with a long history of use in traditional Chinese medicine. It has potential immune-boosting properties. Reishi mushrooms contain bioactive compounds, such as polysaccharides and triterpenoids, which have been found to enhance the activity of immune cells, strengthen the immune system, and promote overall immune function.

Reishi mushrooms are also recognized for their potential adaptogenic properties. They can help the body adapt to stress and restore balance, making them valuable in supporting overall well-being. Reishi mushrooms have been associated with potential benefits for reducing anxiety, improving sleep quality, and promoting a sense of calmness and relaxation. Reishi also exhibits antioxidant and anti-inflammatory effects, helping to protect the body's cells from oxidative damage caused by free radicals to support cellular health and by reducing chronic inflammation in the body.