Individual Herbs Notebook

Long Yan Rou

Translation: Dragon's Eye Flesh

Pharmaceutical: Arillus Longan
Taxonomy: Dimocarpus longan

Other names: Longan Fruit

Category: Herbs that Tonify Blood



Properties: Sweet, warm

Meridans Entered:
Primary: Heart and Spleen
Extraordinary Vessels: Yin Wei


Traditional Actions/Indications:
  1. Tonifies and augments the Heart and Spleen, nourishes the Blood and calms the Spirit
    Insomnia, palpitations, forgetfulness and dizziness due to Heart and Spleen Deficiency
    It is commonly used for problems associated with over thinking or overwork (can be taken alone as a tea)
  2. Aids fasting
    Mentioned in the Shen Nong Ben Cao Jing as part of the middle class of herbs which can, with protracted taking, strengthen the Hun sharpen senses, make the body light, prevent forgetfulness and enable one to communicate with the Spirit Light (Shen Ming 神明). This may suggest it was part of supplementing the diet when engaging in an "avoiding grain" (Bigu 辟穀) fasting regime to cultivate life (Yangsheng 養生).

Suggested Daily Dosage: 10-15g in decoction.


Appears in 4 formulae listed on this site: (click to display)
Research Links & References: (click to display)