The common types of Ganoderma lucidum are red ganoderma, purple ganoderma, black ganoderma, green ganoderma, yellow ganoderma and white ganoderma. Their effects are as follows. Qingzhi: a Longzhi, acid, flat, non-toxic. It can improve eyesight, tonify the liver, calm the mind and enhance memory. Chi Chi: a Dan Zhi, bitter, flat, non-toxic. Relieve depression in the chest and stomach, tonifying the middle and benefiting the qi, and clearing one's mind. Huangzhi: a Jinzhi, sweet, flat, non-toxic. Benefits the spleen and stomach, tranquilizing the mind. White Chi: a Yuzhi, Suzhi, pungent, flat, non-toxic. Cough, benefit the lungs, tranquilize the mind, but also enhance physical strength. Black Chi: a Xuanzhi, salty, flat, non-toxic. It is salty, flat and non-toxic. It is good for watercourses and kidney qi. Zi Zhi: a wood Zhi sweet, warm, non-toxic. Benefits the essence, firms the muscles and bones, facilitates joints, and cures fatigue.